Form 4 for OSG OCTAVE SPECIALTY GROUP INC
Accepted 2025-09-30 00:00:00 ET · period of report 2025-09-29 · accession 0001628280-25-043237 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2025-09-30 | 2025-09-29 | OSG | Stein Jeffrey Scott | Dir | C - Cnv Deriv | $0.00 | +167.8K | 217.8K | +336% | $0 |
| D | 2025-09-30 | 2025-09-29 | OSG | Stein Jeffrey Scott | Dir | C - Cnv Deriv | $0.00 | -167.8K | 0 | -100% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock, par value $0.01 per share | 2025-09-29 | C | A | 167,807 | $0.00 | 217,807 | D | — | — | (F1) Upon the closing of the sale of Ambac Assurance Corporation to an entity owned by funds managed by Oaktree Capital Management, L.P., a change of control was triggered causing the Director's Restricted Stock Units to vest and settle. |
| 2 | Derivative | Restricted Stock Units | 2025-09-29 | C | D | 167,807 | $0.00 | 0 | D | — · — to — | 167,807 Common Stock | (F2) Each restricted stock unit ("RSU") represents a contingent right to receive one share of the common stock of Ambac Financial Group, Inc. (the "Company"). (F1) Upon the closing of the sale of Ambac Assurance Corporation to an entity owned by funds managed by Oaktree Capital Management, L.P., a change of control was triggered causing the Director's Restricted Stock Units to vest and settle. |