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{{Infobox company
| name = At-Bay
| legal_name = At-Bay, Inc.
| logo = Logo of At-Bay.svg
| logo_size =
| logo_alt =
| logo_caption =
| type = Private — insurtech full-stack E&S carrier
| exchange =
| ticker =
| isin =
| lei =
| license_type = Property & casualty insurance agency and surplus lines broker (all 50 states and D.C.)
| npn =
| coverholder_ref =
| incorporation = Delaware
| founded = {{Start date and age|2016}}
| headquarter = San Francisco, California
| domicile = Delaware (carrier)
| insurance_jurisdictions = United States (E&S; carrier licensed in 44 states)
| regulator = Delaware Department of Insurance
| ultimate_parent = At-Bay, Inc.
| shareholders = Lightspeed Venture Partners<br/>Khosla Ventures<br/>Icon Ventures<br/>Munich Re Ventures<br/>M12<br/>Qumra Capital<br/>Acrew Capital<br/>ION Crossover Partners
| key_people = Rotem Iram, Co-founder and CEO<br/>Roman Itskovich, Co-founder and CRO<br/>Ken Riegler, President, Insurance Business<br/>Ari Fischel, CFO<br/>Ayelet Kutner, CTO<br/>Thom Dekens, Chief Business Officer and GM, Security Affiliate<br/>Tara Bodden, General Counsel and Head of Claims<br/>Joe Schiro, Chief HR Officer
| num_employees = 300+
| customer_segments = SMB, mid-market, and enterprise (revenue up to $5B)
| lines_of_business = Cyber<br/>Technology E&O<br/>MPL
| segments = Insurance<br/>Cybersecurity services
| products = Stance Exposure Management<br/>MDR / MXDR (via At-Bay Security, LLC)<br/>Security Report<br/>InsurSec packages
| technology_platform = Stance (exposure management, scanning, monitoring, AI-powered alerts, vCISO advisors)
| capacity_providers = At-Bay Specialty Insurance Company (own E&S carrier, AM Best A- stable)<br/>The Hartford Steam Boiler Inspection and Insurance Company (historical lead reinsurer)<br/>Trisura Specialty Insurance Company (historical fronting carrier)<br/>AXA SA (reinsurer)
| distribution = Wholesale brokers<br/>Digital channels<br/>Relay (multi-carrier digital marketplace, acquired)
| geographic_markets = United States
| num_customers = Close to 40,000 businesses
| competitors =
| market_share_rank =
| financial_year =
| market_cap =
| revenue =
| insurance_revenue =
| operating_income =
| ebitda =
| net_income = $1.29M (2023, carrier-level)
| gwp = $240M (2021 run-rate)<br/>$380M annual recurring GWP (January 2023)<br/>$154.5M (2023, carrier statutory-style)
| nwp =
| loss_ratio =
| combined_ratio = 98% (2023, carrier-level)
| commission_rate =
| total_assets =
| invested_assets =
| technical_reserves =
| csm =
| net_debt =
| equity =
| operating_margin =
| solvency_ratio =
| roe =
| total_funding = $292M
| last_round = Series D extension, $20M, October 2021
| last_valuation = $1.35B (July 2021)
| lead_investors = Lightspeed Venture Partners<br/>Khosla Ventures<br/>Icon Ventures<br/>Munich Re Ventures<br/>Qumra Capital
| capital_structure =
| ifsr = AM Best A- (stable, April 2023; reaffirmed August 2025)
| capacity_partner_ratings =
| ratings =
| footnotes = Financial figures mix company disclosures and statutory-style surplus lines reporting for the carrier; not audited group GAAP financials.
}}
{{Summary:At-Bay|5}}
{{More details}}
{{Section separator}}
== Corporate profile and regulatory footprint ==
 
🏢 '''Parent structureand subsidiaries.''' At-Bay, Inc. is the parent holding company of the At-Bay group, identified as suchreferenced in statutory surplus- lines reporting and subsidiarycompany disclosures describing its subsidiaries.<ref name="fslsofslso2024">{{cite web |title=At-Bay Specialty Insurance Company Insurer Financial Report, 2Q 2024 |url=https://www.fslso.com/docs/default-source/uploadedfiles/reports/insurer-financial-reports/2q24-insurer-financial-reports/at-bay-specialty-insurance-company_19607_2q2024.pdf?sfvrsn=3d3466e8_3 |publisher=Florida Surplus Lines Service Office |access-date=9 March 2026-03-09}}</ref> The U.S. insurance distribution arm is At-Bay Insurance Services LLC, is a property- and- casualty insurance agency and surplus lines broker licensed in all 50 states and the District of Columbia.<ref name="atbay-website">{{cite web |title=At-Bay |url=https://www.at-bay.com/ |publisher=At-Bay |access-date=9 March 2026-03-09}}</ref><ref name="atbay-licenses">{{cite web |title=At-Bay Licenses |url=https://www.at-bay.com/licenses/ |publisher=At-Bay |access-date=9 March 2026-03-09}}</ref> The group's risk-bearing entity is At-Bay SpecialtySecurity, InsuranceLLC Company,is a Delaware-domiciled excess-and-surplus (E&S) property-and-casualty carrier assigned NAIC # 19607 and FEIN 75-1221488.<ref name="fslso"/> A separate wholly owned subsidiary, At-Bay Security, LLC, providesproviding cybersecurity services including managed detection and response (MDR) and incident response, and explicitly does not provide insurance services.<ref name="atbay-overview">{{cite web |title=At-Bay Company Overview |url=https://www.at-bay.com/wp-content/uploads/2023/10/CompanyOverview2025Sept.pdf |publisher=At-Bay |date=September 2025 |access-date=2026-03-09}}</ref><ref name="atbay-expands">{{cite web |title=At-Bay Expands Cyber and Tech E&O Coverage |url=https://www.at-bay.com/press_releases/expands-cyber-tech-coverage/ |publisher=At-Bay |date=June 2024 |access-date=2026-03-09}}</ref>
 
📜🏛️ '''Carrier acquisition and nameRisk-bearing historycarrier.''' At-Bay acquiredSpecialty theInsurance Company is a Delaware-domiciled excess and surplus lines property and casualty carrier identified with NAIC number 19607 and FEIN 75-1221488.<ref name="fslso2024"/> The carrier was acquired from XL Insurance America, Inc.; theand entityis waslicensed formerlyin known44 as XL Select Insurance Companystates.<ref name="atbay-issuing">{{cite web |title=At-Bay Begins Issuing Policies on Its Own Paper |url=https://www.at-bay.com/press_releases/at-bay-begins-issuing-policies-on-its-own-paper/ |publisher=At-Bay |date=August 2023 |access-date=2026-03-09}}</ref><ref name="atbay-carrier-acq">{{cite web |title=At-Bay Specialty Insurance Company Acquisition |url=https://www.at-bay.com/press_releases/at-bay-specialty-insurance-company/ |publisher=At-Bay |date=January 2023 |access-date=2026-03-09}}</ref> The carrier was formerly known as XL Select Insurance Company; Puerto Rico's insurance regulator issued a circular letter regarding the name change, effective January 24 January, 2023.<ref name="fslsofslso2024"/> The Delaware Department of Insurance published a notice of a public hearing onregarding the acquisition of control of XL Select Insurance Company by At-Bay, Inc. in late 2022.<ref name="delhearingdelaware-doi">{{cite web |title=Public Hearing — Acquisition of Control of XL Select Insurance Company by At-Bay, Inc. |url=https://insurance.delaware.gov/wp-content/uploads/sites/15/2022/11/Public-Hearing-regarding-the-acquisition-of-control-of-or-Merger-with-XL-Select-Ins-Co-by-At-Bay-Inc.pdf |publisher=Delaware Department of Insurance |date=November 2022 |access-date=2026-03-09}}</ref>
 
🏛️📍 '''Domicile and licensingoffices.''' Multiple official documents listidentify Delaware as the carrier'sdomicile statefor ofthe domicileE&S carrier and Wilmington as itsthe principal operating location.<ref name="fslsofslso2024"/> The carriercompany is repeatedly described asmaintains a Delaware-domiciledglobally E&Sdistributed insurer,workforce with surplus-lineshubs servicingin dataAtlanta, providingChicago, additionalNew line-of-businessYork andCity, premiumSan context.<ref name="issuing"/> At-Bay's underwriting capacity operates through U.S. E&S paperFrancisco, and fronting/reinsuranceTel structures rather than Lloyd's delegated authority; no Lloyd's coverholder number appears in reviewed disclosuresAviv.<ref name="carrieratbay-overview"/>
 
{| class="wikitable sortable" style="width:100%; font-size:0.85em"
|+ 🏗️ At-Bay, Inc. — legal entity mapping and regulatory footprint
! scope="col" style="text-align:center" | Entity
! scope="col" style="text-align:center" | Role
! scope="col" style="text-align:center" | Key identifiers
|-
| At-Bay, Inc.
| Parent / holding company
| Referenced in surplus-lines reporting and subsidiary disclosures
|-
| At-Bay Insurance Services LLC
| U.S. insurance distribution (P&C agency and surplus lines broker)
| Licensed in all 50 states and D.C.
|-
| At-Bay Specialty Insurance Company
| U.S. risk-bearing E&S carrier (Delaware-domiciled)
| NAIC # 19607; FEIN 75-1221488; F/K/A XL Select Insurance Company
|-
| At-Bay Security, LLC
| Cybersecurity services affiliate (MDR, incident response)
| Wholly owned subsidiary; does not provide insurance services
|}
 
{{Section separator}}
 
== Leadership and governance ==
 
👤 '''CEO and coCo-founderfounders.''' Rotem Iram (co-founded At-Bayfounder and servesCEO) aspreviously chief executive officer. His background includes serviceserved as Managing Director and COO at K2 Intelligence, a tenureworked at McKinsey & Company, and served as a captaincycaptain in Israel's Unit 8200. He holds an MBA from Harvard Business School.<ref name="atbay-overview"/><ref name="seriesdcm2017">{{cite web |title=At-Bay SeriesRaises D$6 Million Seed Round |url=https://www.at-baycarriermanagement.com/press_releasesnews/series-d2017/11/16/173153.htm |publisher=At-BayCarrier Management |date=July16 2021November 2017 |access-date=2026-03-09}}</ref> Roman Itskovich (co-founder and CRO) previously served as VP of Financial Products at Ebury, was on the investment team at Bain Capital, and worked at McKinsey. He holds a BA from Tel Aviv University and an MBA from Harvard Business School.<ref name="cmseedatbay-overview"/> Additional co-founders Etai Hochman and Tilli Kalisky-Bannett have been identified in business press but are no longer in active leadership roles.<ref name="globes2021">{{cite web |title=Insurtech co At-Bay Seedreaches Fundingunicorn status in $185m raise |url=https://wwwen.carriermanagementglobes.comco.il/newsen/2017/11/16/173153.htmarticle-insurtech-co-at-bay-reaches-unicorn-status-in-185m-raise-1001379675 |publisher=Carrier ManagementGlobes |date=16July November2021 2017|access-date=2026-03-09}}</ref> He holds an MBA from Harvard Business School.<ref name="overview"/>
 
🏗️ '''Executive team.''' The leadership structure spans insurance and security operations. Ken Riegler serves as President of the insurance business, having previously served as AIG's President of North America General Insurance.<ref name="atbay-overview"/> Ari Fischel is CFO, with a prior CFO role at Capital Rx and finance leadership positions at Oscar Health, Nielsen, and General Electric.<ref name="atbay-overview"/><ref name="atbay-seriesd-ext">{{cite web |title=At-Bay Closes $20M Extension to Series D |url=https://www.at-bay.com/press_releases/at-bay-closes-20m-extension-to-series-d/ |publisher=At-Bay |date=October 2021 |access-date=2026-03-09}}</ref> Ayelet Kutner is CTO, having served as VP of Engineering at Forescout Technologies and head of platforms, SMB, and ICS products at Check Point Software Technologies.<ref name="atbay-overview"/> Thom Dekens is Chief Business Officer and GM of the security affiliate, with prior roles at Boston Consulting Group and in corporate development at Forescout.<ref name="atbay-overview"/>
🔬 '''CRO and co-founder.''' Roman Itskovich co-founded At-Bay and serves as chief risk officer. He previously held the role of VP of Financial Products at Ebury, served on the investment team at Bain Capital, and worked at McKinsey. He holds a BA from Tel Aviv University and an MBA from Harvard Business School.<ref name="overview"/> Additional co-founders Etai Hochman and Tilli Kalisky-Bannett are identified in business press, though they are no longer in active leadership roles.<ref name="globes">{{cite web |title=Insurtech Co At-Bay Reaches Unicorn Status in $185M Raise |url=https://en.globes.co.il/en/article-insurtech-co-at-bay-reaches-unicorn-status-in-185m-raise-1001379675 |publisher=Globes |date=July 2021}}</ref>
 
⚖️ '''Legal and people leadership.''' Tara Bodden is General Counsel and Head of Claims, previously SVP of Cyber/Technology/Media/Entertainment at Hiscox USA.<ref name="atbay-overview"/> Joe Schiro is Chief HR Officer, with a prior Head of People role at Tally.<ref name="atbay-overview"/>
👥 '''Senior leadership team.''' The executive team spans insurance and security operations. Ken Riegler serves as President of the insurance business, having previously been AIG's President of North America General Insurance.<ref name="overview"/><ref name="cmsb">{{cite web |title=At-Bay Series B |url=https://www.carriermanagement.com/news/2020/02/20/203467.htm |publisher=Carrier Management |date=20 February 2020}}</ref> CFO Ari Fischel previously held CFO duties at Capital Rx and finance leadership roles at Oscar Health, Nielsen, and General Electric.<ref name="overview"/><ref name="ambest">{{cite web |title=AM Best Assigns A- Rating to At-Bay Specialty Insurance Company |url=https://news.ambest.com/newscontent.aspx?altsrc=23&refnum=249043 |publisher=AM Best |date=19 April 2023}}</ref> CTO Ayelet Kutner was formerly VP of Engineering at Forescout Technologies and headed platforms and SMB/ICS products at Check Point Software Technologies.<ref name="overview"/> Chief Business Officer and GM of the security affiliate Thom Dekens previously worked at Boston Consulting Group and in corporate development at Forescout.<ref name="overview"/> General Counsel and Head of Claims Tara Bodden was previously SVP of Cyber/Technology/Media/Entertainment at Hiscox USA, and Chief HR Officer Joe Schiro formerly held a Head of People role at Tally.<ref name="overview"/>
 
🪑📋 '''Board and governance.''' Preeti Rathi of Icon Ventures joined the board in conjunction with the Series D financing.<ref name="atbay-seriesd">{{cite web |title=At-Bay Raises $185 Million Series D |url=https://www.at-bay.com/press_releases/series-d/ |publisher=At-Bay |date=July 2021 |access-date=2026-03-09}}</ref> Gregg Davis and Rob Glanville joined the carrier as independent directors uponfollowing its acquisition.<ref name="atbay-carrier-acq"/><ref name="atbay-overview"/> David Lockton's involvementhas isbeen referenced acrossin multipleboard At-Baymember releases,or reinforcingobserver distributionroles networkacross connectivity atAt-Bay the board levelreleases.<ref name="atbay-issuing"/>
 
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== Funding and ownership ==
 
{| class="wikitable sortable" width="100%" style="font-size:0.85em"
== Funding and ownership signals ==
|+ 💰 At-Bay equity funding rounds, cumulative totals, and valuations (USD)
 
💰 '''Capital raised.''' At-Bay raised a total of $292M in equity capital across four rounds plus an extension, culminating in a last disclosed post-money valuation of $1.35B from the July 2021 Series D.<ref name="overview"/><ref name="seriesd"/> Investor composition spans generalist venture capital, a strategic reinsurer venture arm (Munich Re Ventures), and a strategic corporate venture fund (M12, Microsoft's venture arm).<ref name="seriesd"/>
 
{| class="wikitable sortable" style="width:100%; font-size:0.85em"
|+ 💵 At-Bay, Inc. — equity funding rounds (USD), 2017–2021<ref name="seriesd"/><ref name="cmseed"/><ref name="overview"/>
! scope="col" style="text-align:center" | Round
! scope="col" style="text-align:center" | Date
Line 58 ⟶ 101:
! scope="col" style="text-align:right; width:7em" | Cumulative funding
|-
| Seed || November 2017 || style="text-align:right" | $6M || Lightspeed Venture Partners || Shlomo Kramer; LocalGlobe || style="text-align:right" | — || style="text-align:right" | $6M
| Seed
| November 2017
| style="text-align:right" | $6M
| Lightspeed Venture Partners
| Shlomo Kramer; LocalGlobe
| style="text-align:right" | —
| style="text-align:right" | $6M
|-
| Series A || May 2018 || style="text-align:right" | $13M || Khosla Ventures; Lightspeed Venture Partners || Shlomo Kramer || style="text-align:right" | — || style="text-align:right" | $19M
| Series A
| May 2018
| style="text-align:right" | $13M
| Khosla Ventures; Lightspeed Venture Partners
| Shlomo Kramer
| style="text-align:right" | —
| style="text-align:right" | $19M
|-
| Series B || February 2020 || style="text-align:right" | $34M || Munich Re Ventures; Acrew Capital || Khosla Ventures; Lightspeed Venture Partners; Shlomo Kramer || style="text-align:right" | — || style="text-align:right" | $53M
| Series B
| February 2020
| style="text-align:right" | $34M
| Munich Re Ventures; Acrew Capital
| Khosla Ventures; Lightspeed Venture Partners; Shlomo Kramer
| style="text-align:right" | —
| style="text-align:right" | $53M
|-
| Series C || December 2020 || style="text-align:right" | $34M || Qumra Capital || M12; Acrew Capital; Munich Re Ventures; Khosla Ventures; Lightspeed Venture Partners || style="text-align:right" | — || style="text-align:right" | $87M
| Series C
| December 2020
| style="text-align:right" | $34M
| Qumra Capital
| M12; Acrew Capital; Munich Re Ventures; Khosla Ventures; Lightspeed Venture Partners
| style="text-align:right" | —
| style="text-align:right" | $87M
|-
| Series D || July 2021 || style="text-align:right" | $185M || Icon Ventures; Lightspeed Venture Partners || Khosla Ventures; M12; Munich Re Ventures; Qumra Capital; Acrew Capital || style="text-align:right" | $1.35B || style="text-align:right" | $272M
| Series D
| July 2021
| style="text-align:right" | $185M
| Icon Ventures; Lightspeed Venture Partners
| Khosla Ventures; M12; Munich Re Ventures; Qumra Capital; Acrew Capital
| style="text-align:right" | $1.35B
| style="text-align:right" | $272M
|-
| Series D extension || October 2021 || style="text-align:right" | $20M || ION Crossover Partners || — || style="text-align:right" | $1.35B || style="text-align:right" | $292M
| Series D extension
| October 2021
| style="text-align:right" | $20M
| ION Crossover Partners
| —
| style="text-align:right" | $1.35B
| style="text-align:right" | $292M
|}
 
💵 '''Total capital raised.''' At-Bay has raised $292M in total equity capital across four rounds, with the Series D and its extension totaling $205M. The $1.35B post-money valuation from the 2021 financing remains the last disclosed figure.<ref name="atbay-overview"/><ref name="atbay-seriesd"/><ref name="cm2017"/><ref name="wsj2018">{{cite web |title=Khosla, Lightspeed Bet on Cyber Insurance |url=https://www.wsj.com/articles/khosla-lightspeed-bet-on-cyber-insurance-1525863600 |publisher=The Wall Street Journal |date=May 2018 |access-date=2026-03-09}}</ref><ref name="cm2020">{{cite web |title=At-Bay Raises $34M Series B |url=https://www.carriermanagement.com/news/2020/02/20/203467.htm |publisher=Carrier Management |date=20 February 2020 |access-date=2026-03-09}}</ref><ref name="techcrunch2020">{{cite web |title=Cyber insurance startup At-Bay raises $34M Series C, adds M12 as a new investor |url=https://techcrunch.com/2020/12/08/cyber-insurance-startup-at-bay-raises-34m-series-c-adds-m12-as-a-new-investor/ |publisher=TechCrunch |date=8 December 2020 |access-date=2026-03-09}}</ref><ref name="ibm2020">{{cite web |title=At-Bay raises $34 million in Series C round |url=https://www.insurancebusinessmag.com/us/news/cyber/atbay-raises-34-million-in-series-c-round-241883.aspx |publisher=Insurance Business Magazine |access-date=2026-03-09}}</ref><ref name="atbay-seriesd-ext"/>
{{Section separator}}
 
🧩 '''Investor composition.''' The investor base combines generalist growth and early-stage venture funds, a strategic reinsurer venture arm (Munich Re Ventures), and a strategic corporate venture fund (M12, Microsoft's venture arm).<ref name="atbay-seriesd"/>
 
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== Customer segments and underwriting scope ==
 
🏬🎯 '''SegmentTarget boundariessegments.''' At-Bay expandedserves itsclose E&Sto Cyber40,000 andbusinesses Techin E&Othe coverageUnited to businessesStates with revenue up to $5B in revenue, withframing aggregateits limitsprimary upconstituency toas $10MSMB.<ref name="expandsatbay-overview"/> TheIn June 2024, the company servesexpanded closeits E&S cyber and tech E&O offering to 40,000cover businesses inwith theup U.S.to and$5B framesin itsrevenue primaryand constituencyaggregate aslimits small-and-mediumup businessesto (SMBs)$10M.<ref name="overviewatbay-expands"/> A January 2023 carrier acquisition announcement cited more than 26,000 insureds at that time.<ref name="atbay-carrier-acq"/>
 
📊 '''Customer mix.''' The disclosed book is SMB-heavy by policyholder count, abut pointincreasingly repeatedlyextends emphasizedinto mid-market and enterprise segments by eligibility and limit architecture. SMB emphasis is reflected in At-Bay's positioning of its integrated InsurSec positioningoffering and in references to large policyholder volumescounts.<ref name="atbay-overview"/> Mid-market and larger-risk capability is supported by the increasedhigher revenue ceiling ($5B) and aggregate limit (up to $10M)limits, as well as At-Bay's statementcapacity that it writesto bothwrite primary and excess Cybercyber and Techtech E&O.<ref name="atbay-expands"/>
 
🚫 '''Industry restrictions.''' At-Bay's doesransomware notsupplemental publishapplication a single consolidated underwriting exclusions list. The cyber policy form includes an exclusion related to contests or games of chance forindicates certain media coverages.<ref name="policyform">{{cite web |title=Cyber Insurance Policy Form AB-CYB-001.2 |url=https://www.at-bay.com/wp-content/uploads/2023/06/Cyber-Insurance-Policy-Form.pdf |publisher=At-Bay |date=August 2023}}</ref> Application materials reference restricted industries such as gambling, adult content, and cannabis.<ref name="ransomappatbay-ransomware-app">{{cite web |title=At-Bay Ransomware Supplemental Application |url=https://www.at-bay.com/wp-content/uploads/2024/02/AB-CYB-RWS-_-Ransomware-Supplemental-Application.pdf |publisher=At-Bay |access-date=February 20242026-03-09}}</ref>
 
{{Section separator}}
 
== Policy coverage and claims services ==
 
📋📜 '''Policy form and triggerstructure.''' At-Bay's published Cyber Insurance Policy Form AB-CYB-001AB‑CYB‑001.2 (08/2023) is underwritten by At-Bay Specialty Insurance Company. andThe form uses a modular structure where Insuring Agreements are marked as included in the policy declarations.<ref name="policyform"/> The form is an At-Bay proprietary wording (AB-CYB series) comprisingwith multiple Insuring Agreements forcomprising third-party liability and first-party event costs, subject to an aggregate limit and sub-limits shown in declarations.<ref name="atbay-policyform"/>{{cite Thirdweb |title=At-partyBay coveragesCyber followInsurance aPolicy claimsForm AB-madeCYB-001.2 trigger|url=https://www.at-bay.com/wp-content/uploads/2023/06/Cyber-Insurance-Policy-Form.pdf (claim|publisher=At-Bay first|date=August made2023 during|access-date=2026-03-09}}</ref> theThird-party policycoverages periodoperate oron extendeda reportingclaims-made period), whilebasis; first-party coverages are triggeredtied byto events first discovered or disruptions first occurring during the policy period.<ref name="atbay-policyform"/>
 
🛡️ '''First-party coverages.''' The policy includesform provides incident response and recovery costs spanningcomprising technicalTechnical responseResponse Loss, legalLegal Services servicesLoss, publicPublic relationsRelations Loss, notificationNotification Loss, rewardReward expenseExpense Loss, creditCredit monitoringMonitoring Loss, dataData recoveryRecovery Loss, and systemSystem restorationRestoration lossesLoss across bothinformation information-privacy and network- security events.<ref name="atbay-policyform"/> Business interruption coverage encompassesincludes both direct and contingent business interruption loss,with extraBusiness expense,Interruption plus reward expenseLoss and publicExtra relations lossExpense.<ref name="policyform"/> Cyber extortion coverage appliesaddresses Extortion Loss tied to extortionan threatsExtortion Threat first discovered during the policy period, while. financialFinancial fraud coverage addressesencompasses socialSocial engineeringEngineering (fraudulentFraudulent inducementInducement lossLoss) and computerComputer crimesFraud loss(Computer Crimes Loss).<ref name="atbay-policyform"/>
 
⚖️ '''Third-party coverages.''' TheInsuring formAgreements providesinclude Information Privacy Liability (claim expenses and damages), Regulatory Liability (explicitly including GDPR penaltiesPenalties, regulatoryRegulatory penaltiesPenalties, and regulatoryRegulatory assessmentsAssessments and expensesExpenses), PCI-DSS Liability (including PCI-DSS penalties and response expenses), Network Security Liability, and Media Liability with a separate media event response component.<ref name="atbay-policyform"/>
 
🔒⚠️ '''NotableKey exclusions.''' The policy includes a warWar exclusion coveringapplying lossto Loss, damagesDamages, or claimClaim expensesExpenses arising fromout of war, invasion, acts of foreign enemies, and related perilshostilities, with no visible carve-back language visible in the exclusion section.<ref name="policyform"/> An infrastructureInfrastructure exclusion applies tocovers electrical, mechanical, and utilitymechanical failures (electricity, gas, water, internet,and DNS)outages fromby service providers, with carve-backs for systems under the insured's direct operational control and for certain privacy/network wrongful-act scenarios.<ref name="policyform"/> A prior-actsPrior Acts exclusion applies to third-party coverage tied to a retroactive date and subsidiary status.<ref name="atbay-policyform"/>
 
🔧 '''Claims and breach responsehandling.''' The policy insures categories corresponding to breach response services (forensics, legal, notification, credit monitoring, PR). Operationally, At-Bay's describes an in-house "Response & Recovery" team of digital forensics and incident recovery experts is integrated with its claims process, providing in-house incident response capability.<ref name="atbay-security">{{cite web |title=At-Bay Security |url=https://www.at-bay.com/security/ |publisher=At-Bay |access-date=9 March 2026-03-09}}</ref>
 
{{Section separator}}
 
== Cybersecurity services and technology stack ==
 
🔒 '''InsurSec model.''' At-Bay positions itself as an InsurSec company combining insurance with security tooling and human services. As part of the quote process, it provides a Security Report including cyber risk analysis, industry data, and security recommendations.<ref name="atbay-security"/><ref name="atbay-secreport">{{cite web |title=At-Bay Security Report |url=https://www.at-bay.com/security-report/ |publisher=At-Bay |access-date=2026-03-09}}</ref> The Stance Exposure Management platform provides scanning and monitoring of digital assets, prioritization of exposures, and access to Cyber Advisors.<ref name="atbay-exposure">{{cite web |title=At-Bay Stance Exposure Manager |url=https://www.at-bay.com/security/exposure-manager/ |publisher=At-Bay |access-date=2026-03-09}}</ref>
🔐 '''InsurSec model.''' At-Bay positions itself as an "InsurSec" provider that combines insurance underwriting with security tooling and human services, aiming to reduce loss frequency through proactive exposure identification and remediation.<ref name="security"/>
 
📝 '''Pre-bind services.''' As part of the quoting process, At-Bay provides a "Security Report" containing cyber risk analysis, industry benchmarking data, and security recommendations.<ref name="secreport">{{cite web |title=Security Report |url=https://www.at-bay.com/security-report/ |publisher=At-Bay |access-date=9 March 2026}}</ref> The Stance Exposure Management platform scans and monitors digital assets, prioritizes exposures, and provides access to Cyber Advisors.<ref name="exposure">{{cite web |title=Exposure Manager |url=https://www.at-bay.com/security/exposure-manager/ |publisher=At-Bay |access-date=9 March 2026}}</ref>
 
🖥️📡 '''Continuous monitoring and in-force services.''' SecurityAt-Bay's offeringssecurity forplatform policyholders includeincludes vulnerability scanning, dark web monitoring, AI-powered email fraud alerts, vCISO advisors, and security awareness training.<ref name="atbay-website"/> Enhancements to the Stance platform include security awareness training and integrations for Microsoft and Google email platforms within the Stance offering.<ref name="atbay-enhancements">{{cite web |title=Enhancements to InnovativeAt-Bay's Unified Security Platform |url=https://www.at-bay.com/press_releases/enhancements-to-innovative-unified-security-platform/ |publisher=At-Bay |access-date=9 March 2026-03-09}}</ref> Access to Stance Exposure Management is available to surplus cyber and tech E&O policyholders via an embeddedEmbedded securitySecurity feeFee and endorsement.<ref name="atbay-enhancements"/>
 
🛰️🖥️ '''MDR and MXDR.''' MDR services are provided throughvia At-Bay Security, LLC, offered as a separate purchase not requiredseparately forfrom insurance coverage and not limited to policyholders.<ref name="atbay-website"/> TheA June 2024 announcement described enterprise-grade MDR disclosed in June 2024 is powered by CrowdStrike and includeswith 24/7 monitoring via a Security Operations Center.<ref name="atbay-expands"/> In July 2025, At-Bay launched an MXDR platform and a strategic alliance with SentinelOne.<ref name="atbay-mxdr">{{cite web |title=At-Bay Launches New MXDR Platform |url=https://www.at-bay.com/press_releases/at-bay-launches-new-mxdr-platform/ |publisher=At-Bay |date=July 2025 |access-date=2026-03-09}}</ref>
 
{{Section separator}}
== Distribution and partnerships ==
 
🤝 '''Distribution architecture.''' At-Bay distributes through wholesale brokers and digital channels.<ref name="atbay-carrier-acq"/> The company operates a dedicated broker platform and pursues an API distribution strategy, reinforced by its acquisition of Relay, a multi-carrier digital distribution marketplace intended to remain operationally independent while complementing At-Bay's digital distribution approach.<ref name="atbay-relay">{{cite web |title=At-Bay Acquires Relay to Accelerate the Future of Specialty Insurance |url=https://www.at-bay.com/press_releases/at-bay-acquires-relay-to-accelerate-the-future-of-specialty-insurance/ |publisher=At-Bay |date=August 2022 |access-date=2026-03-09}}</ref>
== Distribution, partnerships, and competitive positioning ==
 
🏗️ '''Capacity and reinsurance evolution.''' In Phase 1 (pre-carrier issuance), At-Bay launched a program in May 2022 backed by Trisura Specialty Insurance Company as issuing carrier and The Hartford Steam Boiler Inspection and Insurance Company as largest capital provider and lead reinsurer, with additional capacity from a reinsurance panel placed by Guy Carpenter that included Skyward Specialty Insurance Group. At-Bay also formed a captive reinsurance company as part of this structure.<ref name="atbay-trisura">{{cite web |title=At-Bay Launches Trisura-Fronted Cyber Program |url=https://www.at-bay.com/press_releases/at-bay-launches-trisura-fronted-cyber-program-as-hsb-increases-capital-commitment/ |publisher=At-Bay |date=May 2022 |access-date=2026-03-09}}</ref> In Phase 2, At-Bay completed its acquisition of At-Bay Specialty Insurance Company in January 2023 and began issuing cyber and tech E&O policies on its own Delaware-based E&S carrier paper in August 2023, finalizing the transition to a full-stack carrier.<ref name="atbay-carrier-acq"/><ref name="atbay-issuing"/>
🌐 '''Distribution architecture.''' At-Bay distributes through wholesale brokers and digital channels.<ref name="carrier"/> The company operates a dedicated broker platform and API strategy, reinforced by its acquisition of Relay, a multi-carrier digital distribution marketplace intended to remain operationally independent while complementing At-Bay's digital distribution strategy.<ref name="relay">{{cite web |title=At-Bay Acquires Relay to Accelerate the Future of Specialty Insurance |url=https://www.at-bay.com/press_releases/at-bay-acquires-relay-to-accelerate-the-future-of-specialty-insurance/ |publisher=At-Bay |access-date=9 March 2026}}</ref>
 
⭐ '''Carrier rating.''' At-Bay Specialty Insurance Company received an A- rating from AM Best in April 2023 with a stable outlook.<ref name="ambest2023">{{cite web |title=AM Best Assigns Rating to At-Bay Specialty Insurance Company |url=https://news.ambest.com/newscontent.aspx?altsrc=23&refnum=249043 |publisher=AM Best |date=19 April 2023 |access-date=2026-03-09}}</ref><ref name="atbay-issuing"/> AM Best reaffirmed the A- rating with stable outlook in August 2025.<ref name="atbay-ambest-reaffirm">{{cite web |title=AM Best Reaffirms At-Bay Carrier Rating |url=https://www.at-bay.com/press_releases/am-best-reaffirms-carrier-rating/ |publisher=At-Bay |date=August 2025 |access-date=2026-03-09}}</ref>
🌍 '''Geographic footprint.''' At-Bay maintains a globally distributed workforce with hubs in Atlanta, Chicago, New York City, San Francisco, and Tel Aviv.<ref name="overview"/><ref name="seriesd"/><ref name="carrier"/> Customer and premium statements are framed primarily around the U.S. market.<ref name="overview"/>
 
🏆 '''Competitive positioning.''' At-Bay frames its differentiation around the combined insurance and security model, claiming it can reduce loss frequency by proactively identifying and helping remediate exposures.<ref name="atbay-security"/> The transition from MGA/fronted structures to issuing on its own E&S paper is positioned as increasing agility and financial stability for brokers and customers.<ref name="atbay-issuing"/>
🏗️ '''Capacity evolution.''' In May 2022 At-Bay launched a fronted program backed by Trisura Specialty Insurance Company (issuing carrier) and The Hartford Steam Boiler Inspection and Insurance Company (largest capital provider and lead reinsurer), with additional capacity from a reinsurance panel and At-Bay's newly formed captive reinsurance company; Guy Carpenter placed the reinsurance and Skyward Specialty Insurance Group participated in the panel.<ref name="trisura">{{cite web |title=At-Bay Launches Trisura-Fronted Cyber Program as HSB Increases Capital Commitment |url=https://www.at-bay.com/press_releases/at-bay-launches-trisura-fronted-cyber-program-as-hsb-increases-capital-commitment/ |publisher=At-Bay |date=May 2022}}</ref> In January 2023 At-Bay completed acquisition of its Delaware-domiciled E&S carrier, and by August 2023 it began issuing Cyber and Tech E&O policies on its own paper, finalizing the transition to a full-stack carrier model.<ref name="carrier"/>
 
⭐ '''Carrier rating.''' AM Best assigned an A- rating with stable outlook to At-Bay Specialty Insurance Company in April 2023, and subsequently reaffirmed the A- (stable) rating.<ref name="issuing"/><ref name="ambestreaffirm">{{cite web |title=AM Best Reaffirms Carrier Rating |url=https://www.at-bay.com/press_releases/am-best-reaffirms-carrier-rating/ |publisher=At-Bay |date=August 2025}}</ref>
 
🏆 '''Competitive positioning.''' At-Bay's core differentiation is the combined insurance-and-security model ("InsurSec"), which aims to reduce loss frequency by proactively identifying and remediating exposures.<ref name="security"/> The transition from MGA/fronted structures to issuing on its own E&S paper is framed as increasing agility and financial stability for brokers and customers.<ref name="issuing"/>
 
{{Section separator}}
== Financial performance ==
 
{| class="wikitable sortable" width="100%" style="font-size:0.85em"
== Financial signals and risk factors ==
|+ 📊 At-Bay key financial indicators from company disclosures and carrier statutory-style reporting (USD)
 
! scope="col" style="text-align:center" | KPI
📈 '''Premium trajectory.''' At-Bay's disclosed premium scale moved from $240M (2021 GWP run-rate) to annual recurring gross written premium of $360M (2022) and $380M (as of January 2023).<ref name="trisura"/> The carrier's statutory-style reporting shows material written premium first appearing in 2023, consistent with the transition to issuing on At-Bay Specialty Insurance Company paper.<ref name="fslso"/> The company stated a 600% YoY GWP growth rate for 2021 versus the prior year.<ref name="trisura"/>
! scope="col" style="text-align:right; width:9em" | Most recent figure
 
! scope="col" style="text-align:right; width:7em" | Prior year
💼 '''Carrier profitability.''' Carrier-level reporting shows positive net income in both 2022 ($0.69M) and 2023 ($1.29M), with a 2023 combined ratio of 98%.<ref name="fslso"/> The carrier recorded $154.5M in gross premium for 2023 against $0 in 2022, reflecting the mid-2023 transition to own-paper issuance.<ref name="fslso"/> The company employs over 300 people.<ref name="overview"/>
 
{| class="wikitable sortable" style="width:100%; font-size:0.85em"
|+ 📊 At-Bay — key financial indicators (mixed sources, not audited group GAAP)<ref name="fslso"/><ref name="trisura"/><ref name="carrier"/><ref name="overview"/>
! scope="col" style="text-align:center" | Metric
! scope="col" style="text-align:right; width:8em" | Most recent figure
! scope="col" style="text-align:right; width:8em" | Prior year
! scope="col" style="text-align:center" | Source
|-
| GWP (company-stated run-rate) || style="text-align:right" | $240M (2021) || style="text-align:right" | — || At-Bay press release (May 2022)
| GWP (group run-rate)
| style="text-align:right" | $240M (2021)
| style="text-align:right" | —
| At-Bay press release (May 2022)
|-
| GWP growth rate (YoY) || style="text-align:right" | 600% (2021 vs. prior year) || style="text-align:right" | — || At-Bay press release (May 2022)
| GWP growth rate (YoY)
| style="text-align:right" | 600% (2021)
| style="text-align:right" | —
| At-Bay press release (May 2022)
|-
| Policy count (in force) || style="text-align:right" | 26,000+ insureds (January 2023) || style="text-align:right" | — || At-Bay carrier acquisition announcement
| Policy count (in force)
| style="text-align:right" | 26,000+ (Jan 2023)
| style="text-align:right" | —
| At-Bay carrier acquisition announcement
|-
| Carrier gross premium (statutory-style) || style="text-align:right" | $154.5M (2023) || style="text-align:right" | $0 (2022) || Florida surplus lines servicing report
| style="text-align:right" | $154.5M (2023)
| style="text-align:right" | $0 (2022)
| Florida surplus lines servicing report
|-
| Carrier combined ratio || style="text-align:right" | 98% (2023) || style="text-align:right" | — || Florida surplus lines servicing report
| Carrier combined ratio
| style="text-align:right" | 98% (2023)
| style="text-align:right" | —
| Florida surplus lines servicing report
|-
| Carrier net income || style="text-align:right" | $1.29M (2023) || style="text-align:right" | $0.69M (2022) || Florida surplus lines servicing report
| Carrier net income
| style="text-align:right" | $1.29M (2023)
| style="text-align:right" | $0.69M (2022)
| Florida surplus lines servicing report
|-
| Headcount || style="text-align:right" | 300+ || style="text-align:right" | — || At-Bay company overview
| Headcount
| style="text-align:right" | 300+
| style="text-align:right" | —
| Company overview
|}
 
📈 '''Premium trajectory.''' At-Bay's disclosed premium scale moved from $240M in 2021 GWP run-rate to annual recurring gross written premium of $360M in 2022 and $380M as of the January 2023 carrier acquisition announcement.<ref name="atbay-trisura"/><ref name="atbay-carrier-acq"/> Carrier statutory-style reporting shows material written premium appearing in 2023, consistent with the transition toward issuing on At-Bay Specialty Insurance Company paper.<ref name="fslso2024"/>
⚠️ '''Capacity and reinsurance dependency.''' Although At-Bay now issues on its own E&S carrier, disclosed and implied structures still rely heavily on reinsurance and program-type capital provision, as evidenced by disclosures naming a lead reinsurer in the prior fronted structure and carrier reporting listing major reinsurers.<ref name="trisura"/>
 
💹 '''Carrier profitability.''' Carrier-level reporting shows positive net income in 2022 ($0.69M) and 2023 ($1.29M) with a 2023 combined ratio of 98%, indicating marginally profitable underwriting on a statutory basis.<ref name="fslso2024"/>
🌊 '''Systemic cyber aggregation.''' At-Bay's product scope includes first-party business interruption, extortion, and other coverages that can aggregate in systemic cyber events; scenario-specific aggregation controls are not publicly detailed.<ref name="policyform"/>
 
{{Section separator}}
📜 '''Regulatory risk.''' At-Bay's evolution includes a regulated change-of-control process for the carrier through the Delaware Department of Insurance, illustrating the importance of regulatory approvals and ongoing oversight for corporate actions in the E&S space.<ref name="delhearing"/>
== Risk factors ==
 
🔄 '''Reinsurance dependency.''' Although At-Bay has moved to issuing on its own E&S carrier, its disclosed and implied structures still rely heavily on reinsurance and program-type capital provision, as evidenced by disclosures naming a lead reinsurer in the prior fronted structure and carrier reporting listing major reinsurers.<ref name="atbay-trisura"/><ref name="fslso2024"/>
 
🌐 '''Systemic cyber aggregation.''' At-Bay's product scope includes first-party business interruption, extortion, and other coverages that can aggregate in systemic events. The policy form and product disclosures confirm these coverages exist; scenario-specific aggregation controls are not publicly detailed.<ref name="atbay-policyform"/>
 
🏛️ '''Regulatory risk.''' At-Bay's evolution includes a regulated change-of-control process for the carrier through the Delaware Department of Insurance, illustrating the significance of regulatory approvals and ongoing oversight for corporate actions.<ref name="delaware-doi"/>
 
⚙️ '''Technology execution risk.''' A material portion of At-Bay's differentiation depends on execution of security services, some embedded via endorsement and some sold through thean affiliate. Operational failure, adverse customer outcomes, or vendor dependency — notably MDR beingtechnology powered by third-party technologyparties — could affect underwriting outcomes and reputationreputational standing.<ref name="atbay-enhancements"/> The acquisition of Relay, while framed as operationally independent, introduces integration and commercial alignment risks.<ref name="relay"/>
 
🔗 '''Acquisition integration.''' The acquisition of Relay is framed as an integration into At-Bay's distribution strategy while keeping Relay operationally independent; governance and commercial alignment risks remain.<ref name="atbay-relay"/>
🔗 '''AXA relationship.''' A direct AXA linkage appears in carrier reinsurance counterparties: the Florida surplus lines servicing report lists AXA SA among the carrier's top five 2023 reinsurers.<ref name="fslso"/><ref name="carrier"/> At-Bay acquired its carrier from XL Insurance America, and regulator materials reference XL Select Insurance Company as the target of the control transaction, though the organizational linkage between XL-branded entities and AXA group structure is not explicitly specified in reviewed documents.<ref name="carrier"/> No evidence of AXA Venture Partners, Kamet, or AXA distribution partnerships with At-Bay was identified.<ref name="overview"/>
 
{{Section separator}}
 
== Strategy and outlook ==
 
🎯 '''Three strategic pillars.''' At-Bay's public actions indicate a coherent strategy built on three operational pillars: vertical integration into risk bearing via acquisition of an E&S carrier and subsequent issuance on its own paper; integrated insurance and security via the Stance platform, embedded security economics, and separate MDR commercialization; and distribution modernization via a broker platform, and API strategy, andreinforced by acquisition of Relay as a multi-carrier marketplace.<ref name="atbay-carrier-acq"/><ref name="atbay-enhancements"/><ref name="atbay-relay"/>
 
🛒📦 '''M&AProduct postureexpansion.''' At-BayIn hasOctober completed2025, at least one acquisition (Relay) and expanded into additional specialty lines with the August 2022 launch of a miscellaneous professional liability (MPL) product.<ref name="relay"/><ref name="mpl">{{cite web |title=At-Bay Expands Offering with MPL |url=https://www.at-bay.com/press_releases/at-bay-expands-offering-with-mpl/ |publisher=At-Bay |date=August 2022}}</ref> In October 2025 the company launched InsurSec packages combining security and insurance enhancements tied to ransomware and financial fraud protection.<ref name="ransomfraudatbay-insursec">{{cite web |title=At-Bay Launches Industry-FirstInsurSec Solutions for Ransomware and Financial Fraud |url=https://www.at-bay.com/press_releases/launches-industry-first-solutions-that-unlock-crucial-cyber-insurance-coverage-for-ransomware-and-financial-fraud/ |publisher=At-Bay |date=October 2025 |access-date=2026-03-09}}</ref> At-Bay has stated ambitions to expand into additional specialty lines beyond its current cyber, tech E&O, and MPL portfolio.<ref name="atbay-relay"/>
 
{{Section separator}}
 
== Company timeline ==
 
* 2016 — Company founded by Rotem Iram and Roman Itskovich, among others.<ref name="atbay-overview"/>
{| class="wikitable sortable" style="width:100%; font-size:0.85em"
* November 2017 — Seed financing of $6M led by Lightspeed Venture Partners.<ref name="cm2017"/>
|+ 📅 At-Bay, Inc. — corporate milestones, 2016–2025
* May 2018 — Series A financing of $13M led by Khosla Ventures and Lightspeed Venture Partners.<ref name="atbay-seriesa">{{cite web |title=Announcing our $13M Series A |url=https://medium.com/at-bay/announcing-our-13m-series-a-and-how-weve-been-redesigning-cyber-insurance-68b760bb1356 |publisher=At-Bay (Medium) |date=May 2018 |access-date=2026-03-09}}</ref>
! scope="col" style="text-align:center; width:7em" | Date
* February 2020 — Series B financing of $34M led by Munich Re Ventures and Acrew Capital.<ref name="cm2020"/>
! scope="col" style="text-align:center" | Event
* December 2020 — Series C financing of $34M led by Qumra Capital, with M12 joining.<ref name="techcrunch2020"/>
|-
* July 2021 — Series D financing of $185M at $1.35B valuation.<ref name="atbay-seriesd"/>
| 2016
|* CompanyOctober founded2021 by Rotem$20M IramSeries andD Romanextension Itskovichwith (amongION others)Crossover Partners.<ref name="overviewatbay-seriesd-ext"/>
* May 2022 — Trisura-fronted cyber program launched; Hartford Steam Boiler disclosed as largest capital provider and lead reinsurer; At-Bay forms captive reinsurer; reinsurance placed by Guy Carpenter.<ref name="atbay-trisura"/>
|-
* August 2022 — MPL product launched and Relay acquired.<ref name="atbay-mpl">{{cite web |title=At-Bay Expands Offering with MPL |url=https://www.at-bay.com/press_releases/at-bay-expands-offering-with-mpl/ |publisher=At-Bay |date=August 2022 |access-date=2026-03-09}}</ref><ref name="atbay-relay"/>
| November 2017
* December 2022 — Delaware regulator notice of public hearing on acquisition of control of XL Select Insurance Company by At-Bay, Inc.<ref name="delaware-doi"/>
| Seed financing ($6M); early partnership with Hartford Steam Boiler described in reporting.<ref name="cmseed"/>
* January 24, 2023 — At-Bay completes acquisition of E&S carrier from XL Insurance America.<ref name="atbay-carrier-acq"/>
|-
* April 19, 2023 — AM Best assigns A- rating (stable outlook) to At-Bay Specialty Insurance Company.<ref name="ambest2023"/>
| May 2018
* August 2023 — At-Bay begins issuing cyber and tech E&O policies on its own E&S paper.<ref name="atbay-issuing"/>
| Series A financing ($13M).<ref name="mediuma">{{cite web |title=Announcing Our $13M Series A |url=https://medium.com/at-bay/announcing-our-13m-series-a-and-how-weve-been-redesigning-cyber-insurance-68b760bb1356 |publisher=At-Bay (Medium) |date=May 2018}}</ref>
* June 2024 — E&S coverage expanded to businesses up to $5B revenue and aggregate limits up to $10M; MDR described as powered by CrowdStrike.<ref name="atbay-expands"/>
|-
* August 2025 — AM Best reaffirms A- rating with stable outlook.<ref name="atbay-ambest-reaffirm"/>
| February 2020
* October 2025 — InsurSec packages launched combining security and insurance enhancements for ransomware and financial fraud protection.<ref name="atbay-insursec"/>
| Series B financing ($34M).<ref name="cmsb"/>
|-
| December 2020
| Series C financing ($34M); M12 participation added.<ref name="techcrunch">{{cite web |title=Cyber Insurance Startup At-Bay Raises $34M Series C |url=https://techcrunch.com/2020/12/08/cyber-insurance-startup-at-bay-raises-34m-series-c-adds-m12-as-a-new-investor/ |publisher=TechCrunch |date=8 December 2020}}</ref>
|-
| July 2021
| Series D financing ($185M) at $1.35B valuation.<ref name="seriesd"/>
|-
| October 2021
| $20M Series D extension disclosed.<ref name="serdext">{{cite web |title=At-Bay Closes $20M Extension to Series D |url=https://www.at-bay.com/press_releases/at-bay-closes-20m-extension-to-series-d/ |publisher=At-Bay |date=October 2021}}</ref>
|-
| May 2022
| Trisura-fronted cyber program launched; HSB as largest capital provider and lead reinsurer; captive reinsurer formed; reinsurance placed by Guy Carpenter.<ref name="trisura"/>
|-
| August 2022
| MPL product launched; acquisition of Relay completed.<ref name="mpl"/><ref name="relay"/>
|-
| December 2022
| Delaware regulator notice of public hearing on acquisition of control of XL Select by At-Bay, Inc.<ref name="delhearing"/>
|-
| 24 January 2023
| Completion of acquisition of E&S carrier from XL Insurance America announced.<ref name="carrier"/>
|-
| 19 April 2023
| AM Best assigns A- rating (stable outlook) to At-Bay Specialty Insurance Company.<ref name="ambest"/>
|-
| August 2023
| At-Bay begins issuing Cyber and Tech E&O policies on its own E&S paper.<ref name="issuing"/>
|-
| June 2024
| E&S Cyber and Tech E&O coverage expanded to businesses up to $5B revenue and aggregate limits up to $10M; MDR powered by CrowdStrike offered by security affiliate.<ref name="expands"/>
|-
| August 2025
| AM Best reaffirms A- (stable) rating.<ref name="ambestreaffirm"/>
|-
| October 2025
| InsurSec packages launched combining security and insurance enhancements for ransomware and financial fraud protection.<ref name="ransomfraud"/>
|}
 
{{Section separator}}
== See also ==
 
* [[Cyber insurtech MGAs and underwriting agencies]]
== Glossary ==
 
{| class="wikitable" style="width:100%; font-size:0.85em"
|+ 📖 Selected terms
! scope="col" style="text-align:center; width:12em" | Term
! scope="col" style="text-align:center" | Definition
|-
| MGA / MGU
| Managed general agent / managing general underwriter; an entity with delegated underwriting authority from an insurer, with varying degrees of operational control.
|-
| Coverholder
| A delegated authority entity authorized by a Lloyd's managing agent to enter insurance contracts on behalf of a Lloyd's syndicate under a binding authority.
|-
| GWP / NWP
| Gross written premium (before reinsurance) / net written premium (retained after reinsurance).
|-
| Loss ratio / Combined ratio
| Loss ratio measures incurred losses divided by earned premium; combined ratio adds underwriting expenses. Values below 100% indicate underwriting profit.
|-
| Quota share / Excess of loss
| Reinsurance structures: proportional sharing of premiums and losses (quota share) versus coverage of losses above an attachment point (excess of loss).
|-
| Fronting
| A structure where an issuing insurer provides licensed paper and cedes most risk via reinsurance to another risk-bearing entity.
|-
| SME / Mid-market
| Revenue and complexity bands that vary by market; in At-Bay's disclosures, eligibility extends up to $5B revenue for expanded offerings.<ref name="expands"/>
|-
| MDR / EDR / XDR / MXDR
| Managed (or endpoint / extended) detection and response capabilities; At-Bay commercializes MDR and MXDR via its security affiliate.<ref name="expands"/>
|}
 
{{Section separator}}
 
== References ==
{{reflist}}