Octave Specialty Group Inc
OSG- Exchange
- NYSE
- Industry
- Surety Insurance
- SEC CIK
- 0000874501
No open-market purchases or sales by Octave Specialty Group Inc insiders were filed in the last 90 days; 147 institutions reported holding it in 13F filings for Q2 2026, worth $187.6M in total; no superinvestor holds it.
13F holders, Q2 2021
Institutional positions in Octave Specialty Group Inc as of Jun 30, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 126
- −14 vs. Q1 2021
- Shares held
- 36.1M
- −427.9K (−1.2%) vs. Q1 2021
- Total value
- $565.0M
- −$46.6M (−7.6%) vs. Q1 2021
- New holders
- 12
- 37 more added
- Sold out
- 26
- 46 more reduced
Compare with Q1 2021: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting OSG on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 147 | $187.6M |
| Q1 2026 | 148 | $151.4M |
| Q4 2025 | 144 | $270.0M |
| Q3 2025 | 130 | $303.6M |
| Q2 2025 | 147 | $262.5M |
| Q1 2025 | 176 | $327.5M |
| Q4 2024 | 181 | $522.4M |
| Q3 2024 | 180 | $449.6M |
| Q2 2024 | 182 | $495.9M |
| Q1 2024 | 172 | $591.5M |
| Q4 2023 | 174 | $628.4M |
| Q3 2023 | 167 | $438.7M |
| Q2 2023 | 160 | $529.6M |
| Q1 2023 | 160 | $596.2M |
| Q4 2022 | 167 | $600.4M |
| Q3 2022 | 154 | $400.7M |
| Q2 2022 | 141 | $386.6M |
| Q1 2022 | 150 | $392.1M |
| Q4 2021 | 135 | $598.9M |
| Q3 2021 | 133 | $516.2M |
| Q2 2021 | 126 | $565.0M |
| Q1 2021 | 140 | $611.7M |
Institutions, Q2 2021
Shares, value and share of portfolio for each institution holding Octave Specialty Group Inc; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Ameriprise Financial Inc | 255,048 | $3.99M | 0.00% | +7,154+2.9% | Added |
| Harbor Advisors LLC | 261,382 | $4.09M | 0.81% | 00.0% | Unchanged |
| Deutsche Bank AG | 306,495 | $4.80M | 0.00% | −258,785−45.8% | Reduced |
| Principal Financial Group Inc | 319,494 | $5.00M | 0.00% | +4,363+1.4% | Added |
| Assenagon Asset Management S.A. | 378,200 | $5.92M | 0.03% | −456,081−54.7% | Reduced |
| Morgan Stanley | 415,342 | $6.50M | 0.00% | −1,039,506−71.5% | Reduced |
| Bank of New York Mellon Corp | 427,690 | $6.70M | 0.00% | −34,006−7.4% | Reduced |
| Hotchkis & Wiley Capital Management LLC | 496,147 | $7.77M | 0.02% | +114,230+29.9% | Added |
| Davidson Kempner Capital Management LP | 500,000 | $7.83M | 0.06% | +500,000 | New |
| Northern Trust Corp | 521,170 | $8.16M | 0.00% | −14,484−2.7% | Reduced |
| JPMorgan Chase & Co | 531,084 | $8.32M | 0.00% | +7,427+1.4% | Added |
| Charles Schwab Investment Management Inc | 562,349 | $8.81M | 0.00% | +42,090+8.1% | Added |
| Barclays PLC | 695,145 | $10.9M | 0.01% | −36,822−5.0% | Reduced |
| Citigroup Inc | 722,781 | $11.3M | 0.01% | +365+0.1% | Added |
| Geode Capital Management, LLC | 745,697 | $11.7M | 0.00% | +14,847+2.0% | Added |
| Bracebridge Capital, LLC | 799,234 | $12.5M | 4.97% | 00.0% | Unchanged |
| Boussard & Gavaudan Investment Management LLP | 999,883 | $15.7M | 1.67% | −81,848−7.6% | Reduced |
| EJF Capital LLC | 1,324,662 | $20.7M | 1.86% | −50,411−3.7% | Reduced |
| State Street Corp | 1,478,110 | $23.1M | 0.00% | +47,472+3.3% | Added |
| Dimensional Fund Advisors LP | 1,676,585 | $26.3M | 0.01% | −85,549−4.9% | Reduced |
| Arctis Global LLC | 1,771,563 | $27.7M | 6.72% | 00.0% | Unchanged |
| CQS (US), LLC | 1,890,000 | $29.6M | 1.80% | +890,000+89.0% | Added |
| Goldman Sachs Group Inc | 2,004,538 | $31.4M | 0.01% | +1,159,037+137.1% | Added |
| FMR LLC | 2,060,260 | $32.3M | 0.00% | 00.0% | Unchanged |
| Vanguard Group Inc | 4,820,533 | $75.5M | 0.00% | +144,524+3.1% | Added |
| BlackRock Inc. | 6,525,869 | $102.2M | 0.00% | −92,263−1.4% | Reduced |
| Philadelphia Financial Management of San Francisco, LLC | 0 | $0 | 0.00% | −239,807−100.0% | Sold out |
| State of New Jersey Common Pension Fund D | 0 | $0 | 0.00% | −162,373−100.0% | Sold out |
| Healthcare of Ontario Pension Plan Trust Fund | 0 | $0 | 0.00% | −126,100−100.0% | Sold out |
| Nomura Holdings Inc | 0 | $0 | 0.00% | −125,000−100.0% | Sold out |
| California Public Employees Retirement System | 0 | $0 | 0.00% | −92,600−100.0% | Sold out |
| Caption Management, LLC | 0 | $0 | 0.00% | −76,800−100.0% | Sold out |
| Arrowstreet Capital, Limited Partnership | 0 | $0 | 0.00% | −61,363−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −48,755−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −40,945−100.0% | Sold out |
| Kamunting Street Capital Management, L.P. | 0 | $0 | 0.00% | −27,500−100.0% | Sold out |
| HSBC Holdings PLC | 0 | $0 | 0.00% | −25,700−100.0% | Sold out |
| Community Capital Management, Inc. | 0 | $0 | 0.00% | −16,000−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −15,575−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −15,297−100.0% | Sold out |
| Two Sigma Investments, LP | 0 | $0 | 0.00% | −14,960−100.0% | Sold out |
| Wolverine Trading, LLC | 0 | $0 | 0.00% | −13,817−100.0% | Sold out |
| Wellington Management Group LLP | 0 | $0 | 0.00% | −13,774−100.0% | Sold out |
| HighTower Advisors, LLC | 0 | $0 | 0.00% | −13,280−100.0% | Sold out |
| Gendell Jeffrey L | 0 | $0 | 0.00% | −11,967−100.0% | Sold out |
| Chilton Capital Management LLC | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −7,454−100.0% | Sold out |
| Wealthcare Advisory Partners LLC | 0 | $0 | 0.00% | −1,200−100.0% | Sold out |
| US Bancorp | 0 | $0 | 0.00% | −292−100.0% | Sold out |
| Mitsubishi UFJ Trust & Banking Corp | 0 | $0 | 0.00% | −45−100.0% | Sold out |
| TCI Wealth Advisors, Inc. | 0 | $0 | 0.00% | −58−100.0% | Sold out |
| International Assets Investment Management, LLC | 0 | $0 | 0.00% | −25−100.0% | Sold out |