OCTAVE SPECIALTY GROUP INC (OSG) research
OCTAVE SPECIALTY GROUP INC- Sector
- Insurance
- Last price
- $4.95
- As of
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- highINSTITUTIONAL_EXIT
MILLENNIUM MANAGEMENT LLC cut 85% of OSG (2026Q2)
- highINSTITUTIONAL_SURGE
CITADEL ADVISORS LLC added +386% to OSG (2026Q2)
- highINSTITUTIONAL_EXIT
CITADEL ADVISORS LLC cut 55% of OSG (2026Q2)
- highINSTITUTIONAL_EXIT
MILLENNIUM MANAGEMENT LLC cut 85% of OSG (2026Q2)
- highINSTITUTIONAL_EXIT
CITADEL ADVISORS LLC cut 55% of OSG (2026Q2)
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Every signal on OSG, as it fires
You are seeing 5 of 14 signals recorded on OSG since 2026-05-17.
The five above all landed on 2026-09-06. The other 9 were recorded on 2 other days. 10 of the 14 are institutional flow rows, which arrive in batches on filing days.
No fixed schedule: it goes out when the data has something in it. Unsubscribe anytime. We never sell your data.
Largest reported share positions in OSG (2026Q2)
| Manager / security | Market value | % portfolio | QoQ |
|---|---|---|---|
| CITADEL ADVISORS LLCCUSIP 023139884 · 2026Q2 | $2.6M | 0.00% | , |
| RENAISSANCE TECHNOLOGIES LLCCUSIP 023139884 · 2026Q2 | $731K | 0.00% | , |
| MILLENNIUM MANAGEMENT LLCCUSIP 023139884 · 2026Q2 | $122K | 0.00% | , |
| D. E. Shaw & Co., Inc.CUSIP 023139884 · 2026Q2 | $76K | 0.00% | , |
Quarterly SEC Form 13F disclosures from the managers Kresmion tracks, not a complete ownership ranking. Non-option holdings only; reported put and call positions are excluded. Different securities are labeled by CUSIP. Values are reporting-period snapshots, not current position values. Filings can arrive up to 45 days after quarter-end.
Recent SEC filings, OSG
- 10-QSEC EDGAR ↗
- 8-KSEC EDGAR ↗
- 8-KSEC EDGAR ↗
- 8-KSEC EDGAR ↗
- 10-QSEC EDGAR ↗
- 8-KSEC EDGAR ↗
- 10-KSEC EDGAR ↗
- 8-KSEC EDGAR ↗
- 8-KSEC EDGAR ↗
- 8-KSEC EDGAR ↗
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