EntityWire

EntityWire / EIN 13-3621676

Employer with a benefit plan

AMBAC FINANCIAL GROUP

EIN 13-3621676. What DOL Form 5500 filings (EFAST2) and SEC EDGAR company filings say about this entity, with the source and date on every fact. Latest record 2026-08-06.

Employer with a benefit plan ยท SEC filer

AMBAC FINANCIAL GROUP

Also filed as AMBAC INC /DE/; OCTAVE SPECIALTY GROUP INC

ONE WORLD TRADE CENTER, NEW YORK, NY 10007

EIN

13-3621676

SEC CIK

0000874501

SEC · 2026-08-06

Industry (SIC)

Surety Insurance (6351)

SEC · 2026-08-06

State of incorporation

DE

SEC · 2026-08-06

Ticker

OSG

SEC · 2026-08-06

Latest SEC filing

S-8 2026-08-06

SEC · 2026-08-06

Benefit plan 201, 2024 filing

AMBAC FINANCIAL GROUP, INC. SAVINGS INCENTIVE PLAN

DOL · 2025-10-02

Participants (start of year)

342

DOL · 2025-10-02

Plan features

code 2E2F2G2J2K2T

DOL · 2025-10-02

Plan type

Single-employer plan

DOL · 2025-10-02

Business code (NAICS)

524150

DOL · 2025-10-02

Benefit plan 501, 2024 filing

AMBAC FINANCIAL GROUP, INC. & SUBSIDIARIES

DOL · 2025-07-29

Participants (start of year)

305

DOL · 2025-07-29

Plan features

code 4B4H4L

DOL · 2025-07-29

Plan type

Single-employer plan

DOL · 2025-07-29

From DOL Form 5500 filings (EFAST2) · SEC EDGAR company filings. Latest record 2026-08-06.

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