LeBlanc Claude (CIK 1380820) reported 12 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-07-13). Recent activity: Buy OSG (39,380 shares), Sell OSG (21,777 shares), Buy OSG (24,548 shares), Sell OSG (10,694 shares), Buy OSG (12,000 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-07-13 | OCTAVE SPECIALTY GROUP INC (OSG) | Chief Executive Officer | Buy | 39,380 | $0 |
| 2026-07-13 | OCTAVE SPECIALTY GROUP INC (OSG) | Chief Executive Officer | Sell | 21,777 | $132,404 |
| 2026-03-05 | OCTAVE SPECIALTY GROUP INC (OSG) | Chief Executive Officer | Buy | 24,548 | $0 |
| 2026-03-05 | OCTAVE SPECIALTY GROUP INC (OSG) | Chief Executive Officer | Sell | 10,694 | $59,886 |
| 2026-01-05 | OCTAVE SPECIALTY GROUP INC (OSG) | Chief Executive Officer | Buy | 12,000 | $91,080 |
| 2025-10-01 | AMBAC FINANCIAL GROUP INC (AMBC) | Chief Executive Officer | Buy | 661,355 | $0 |
| 2025-10-01 | AMBAC FINANCIAL GROUP INC (AMBC) | Chief Executive Officer | Sell | 350,188 | $3.4M |
| 2025-10-01 | AMBAC FINANCIAL GROUP INC (AMBC) | Chief Executive Officer | Buy | 193,353 | $0 |
| 2025-10-01 | AMBAC FINANCIAL GROUP INC (AMBC) | Chief Executive Officer | Sell | 111,034 | $926,024 |
| 2025-10-01 | AMBAC FINANCIAL GROUP INC (AMBC) | Chief Executive Officer | Buy | 25,000 | $213,500 |
| 2025-08-11 | AMBAC FINANCIAL GROUP INC (AMBC) | Chief Executive Officer | Buy | 25,000 | $175,750 |
| 2025-05-14 | AMBAC FINANCIAL GROUP INC (AMBC) | Chief Executive Officer | Buy | 40,000 | $260,000 |
来源：SEC Form 4 申报文件 · 截至 2026-07-13