Ambac Financial Group Inc

-

Assets, Funds, Holdings

Home | Sign Up | Log In
New Features
Latest Fund Raises
Related People
Fund Service Providers
Startup & Company Raises
List of Funds
Boston Firms
Boston Hedge Funds
Cornell Alumni Firms
CalPERS Portfolio
NYSCRF Portfolio
User Guide
Regulatory AUM vs AUM
LP Portfolios
Related Firms
Build a Portfolio
Comprehensive Search
Keyboard
Ambac Financial Group Inc
CIK #0000874501
EDGAR Form CIK 2011 - 2026
10-K [0000874501]
10-Q [0000874501]
3 [0000874501]
4 [0000874501]
8-K [0000874501]
SC 13G [0000874501]
Form 13D/13G Filer Form 13D/13G Subject Filed
Western Standard LLC Octave Specialty Group Inc [2026-02-12]
Jane Street Group LLC Octave Specialty Group Inc [2026-02-11]
Susquehanna Securities LLC Ambac Financial Group Inc [2025-08-14]
King Theodore Walker Cheng-De Ambac Financial Group Inc [2024-04-05]
Dimensional Fund Advisors LP Ambac Financial Group Inc [2024-02-09]
BlackRock Inc Ambac Financial Group Inc [2023-01-20]
BlackRock Inc Ambac Financial Group Inc [2019-01-10]
Vanguard Group Inc Ambac Financial Group Inc [2018-12-10]
Raging Capital Management LLC Ambac Financial Group Inc [2018-02-14]
Dimensional Fund Advisors LP Ambac Financial Group Inc [2017-02-09]
View All
Form 3/4/5 Subject 2011 - 2026
Lammtennant Joan M
Octave Specialty Group Inc
Iglesias Lisa G
Haft Ian David
Stein Jeffrey Scott
Price Michael D
Matus Kristi Ann
LeBlanc Claude
Metz Lawrence F
Trick David
Ahn Cristina E
Smith R Sharon
McGinnis Daniel
Ksenak Stephen Michael
Eisman Robert Bryan
Barranco David
Herzog David L
Prieur C James
Greene Alexander David
Reilly Michael Francis
Nader Tavakoli
Mandel Victor E
Bullis Eugene M
Adams Diana
Matanle Cathleen
Bruce IAIN H
Theobald Thomas C
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Octave Specialty Group Inc OSG
Restricted Stock Units · derivative
2026-03-23 Grant 8,067
Octave Specialty Group Inc OSG
Restricted Stock Units · derivative
2026-03-23 Grant 28,246 $0.00
Octave Specialty Group Inc OSG
Restricted Stock Units · derivative
2026-03-23 Grant 24,375 $0.00
Octave Specialty Group Inc OSG
Restricted Stock Units · derivative
2026-03-23 Grant 99,375 $0.00
Octave Specialty Group Inc OSG
Restricted Stock Units · derivative
2026-03-23 Grant 26,250 $0.00
Octave Specialty Group Inc OSG
Common Stock, par value $0.01 per share
2026-03-10 Tax withheld 203 $4.90 995
Octave Specialty Group Inc OSG
Restricted Stock Units · derivative
2026-03-10 Option exercise 835
Octave Specialty Group Inc OSG
Common Stock, par value $0.01 per share
2026-03-10 Option exercise 835
Octave Specialty Group Inc OSG
Restricted Stock Units · derivative
2026-03-03 Option exercise 47,130 $0.00
Octave Specialty Group Inc OSG
Common Stock
2026-03-03 Tax withheld 10,694 $5.60 59,886
Octave Specialty Group Inc OSG
Common Stock
2026-03-03 Option exercise 1,715 $0.00
Octave Specialty Group Inc OSG
Restricted Stock Units · derivative
2026-03-03 Option exercise 11,505 $0.00
Octave Specialty Group Inc OSG
Deferred Share Units · derivative
2026-03-03 Option exercise 22,582 $0.00
Octave Specialty Group Inc OSG
Common Stock
2026-03-03 Tax withheld 1,541 $5.60 8,630
Octave Specialty Group Inc OSG
Deferred Share Units · derivative
2026-03-03 Option exercise 9,790 $0.00
Octave Specialty Group Inc OSG
Common Stock
2026-03-03 Tax withheld 1,715 $5.60 9,604
Octave Specialty Group Inc OSG
Deferred Share Units · derivative
2026-03-03 Option exercise 8,720 $0.00
Octave Specialty Group Inc OSG
Common Stock
2026-03-03 Option exercise 24,548 $0.00
Octave Specialty Group Inc OSG
Restricted Stock Units · derivative
2026-03-03 Option exercise 10,261 $0.00
Octave Specialty Group Inc OSG
Common Stock
2026-03-03 Option exercise 1,541 $0.00
showing 20 of 200 most recent transactions
Terms | Privacy | Providers | Companies | Guide
tony@aum13f.com