AMBC OCTAVE SPECIALTY GROUP INC: institutional ownership and insider trading
Over the last 12 months insiders bought $91.3K and sold $0 on the open market.
Recent AMBC insider trades
- Jan 2, 2026: LeBlanc Claude bought 12,000 shares ($91.1K)
- Nov 12, 2025: Smith R Sharon bought 20 shares ($205)
- Oct 1, 2025: LeBlanc Claude bought 25,000 shares ($214K)
- Aug 11, 2025: LeBlanc Claude bought 25,000 shares ($176K)
5%+ owners
- BlackRock, Inc.: 7.6% (Schedule 13G/A, filed Oct 17, 2025)
- SIG Brokerage, LP: 5.1% (Schedule 13G, filed Aug 14, 2025)
- Vanguard Capital Management: 5.0% (Schedule 13G, filed Jul 31, 2026)