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, Q4 2022
Institutional positions in Octave Specialty Group Inc as of Dec 31, 2022. 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
- 167
- +16 vs. Q3 2022
- Shares held
- 34.5M
- +3.14M (+10.0%) vs. Q3 2022
- Total value
- $600.4M
- +$200.8M (+50.2%) vs. Q3 2022
- New holders
- 41
- 56 more added
- Sold out
- 25
- 41 more reduced
3 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2022: 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, Q4 2022
Shares, value and share of portfolio for each institution holding Octave Specialty Group Inc; share changes are against Q3 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Interval Partners, LP | 54,773 | $955.2K | 0.08% | −83,769−60.5% | Reduced |
| Clear Harbor Asset Management, LLC | 56,500 | $985.4K | 0.12% | −7,900−12.3% | Reduced |
| California State Teachers Retirement System | 56,733 | $989.4K | 0.00% | +505+0.9% | Added |
| Graham Capital Management, L.P. | 58,939 | $1.03M | 0.04% | −23,907−28.9% | Reduced |
| Arrowstreet Capital, Limited Partnership | 59,868 | $1.04M | 0.00% | +59,868 | New |
| Verition Fund Management LLC | 61,421 | $1.07M | 0.02% | −78,789−56.2% | Reduced |
| Credit Suisse AG | 62,840 | $1.10M | 0.00% | +3,260+5.5% | Added |
| Exchange Traded Concepts, LLC | 63,735 | $1.11M | 0.03% | +2,124+3.4% | Added |
| LPL Financial LLC | 64,641 | $1.13M | 0.00% | −15,392−19.2% | Reduced |
| Gsa Capital Partners LLP | 65,425 | $1.14M | 0.14% | +38,413+142.2% | Added |
| Marshall Wace, LLP | 66,029 | $1.15M | 0.00% | +66,029 | New |
| Salzhauer Michael | 66,821 | $1.17M | 0.70% | +553+0.8% | Added |
| HRT Financial LP | 70,137 | $1.22M | 0.02% | +70,137 | New |
| Prudential Financial Inc | 72,392 | $1.26M | 0.00% | +27,320+60.6% | Added |
| Bluefin Capital Management, LLC | 78,509 | $1.37M | 0.24% | +21,439+37.6% | Added |
| Bank of America Corp | 82,056 | $1.43M | 0.00% | −4,848−5.6% | Reduced |
| Public Sector Pension Investment Board | 82,418 | $1.44M | 0.01% | 00.0% | Unchanged |
| Brandywine Global Investment Management, LLC | 85,614 | $1.49M | 0.01% | +35,495+70.8% | Added |
| Thrivent Financial for Lutherans | 89,376 | $1.56M | 0.00% | +42,897+92.3% | Added |
| Caxton Associates LP | 92,522 | $1.61M | 0.12% | +26,208+39.5% | Added |
| Winton Group Ltd | 95,429 | $1.66M | 0.11% | +73,234+330.0% | Added |
| Gendell Jeffrey L | 100,000 | $1.74M | 0.15% | +100,000 | New |
| Swiss National Bank | 108,500 | $1.89M | 0.00% | +1,700+1.6% | Added |
| Legal & General Group Plc | 109,975 | $1.92M | 0.00% | +2,139+2.0% | Added |
| Tudor Investment Corp Et Al | 110,791 | $1.93M | 0.05% | +45,913+70.8% | Added |
| Cubist Systematic Strategies, LLC | 110,918 | $1.93M | 0.02% | −5,418−4.7% | Reduced |
| Los Angeles Capital Management LLC | 112,500 | $1.96M | 0.01% | +112,500 | New |
| JPMorgan Chase & Co | 115,459 | $2.01M | 0.00% | −227,559−66.3% | Reduced |
| American Century Companies Inc | 119,564 | $2.09M | 0.00% | +93,521+359.1% | Added |
| Russell Investments Group, Ltd. | 127,666 | $2.23M | 0.00% | +23,100+22.1% | Added |
| Rhumbline Advisers | 140,978 | $2.46M | 0.00% | +1,771+1.3% | Added |
| Algert Global LLC | 161,834 | $2.82M | 0.16% | +35,680+28.3% | Added |
| Ameriprise Financial Inc | 175,688 | $3.06M | 0.00% | −4,317−2.4% | Reduced |
| Wells Fargo & Company | 179,608 | $3.13M | 0.00% | +1,345+0.8% | Added |
| Gator Capital Management, LLC | 184,417 | $3.22M | 2.36% | −191,848−51.0% | Reduced |
| Allianz Asset Management GmbH | 221,884 | $3.87M | 0.01% | +221,884 | New |
| Bridgeway Capital Management, LLC | 225,000 | $3.92M | 0.10% | +225,000 | New |
| Two Seas Capital LP | 240,526 | $4.19M | 3.98% | −85,000−26.1% | Reduced |
| HSBC Holdings PLC | 248,032 | $4.21M | 0.01% | +8,411+3.5% | Added |
| Harbor Advisors LLC | 251,382 | $4.38M | 1.09% | 00.0% | Unchanged |
| Hillsdale Investment Management Inc. | 257,100 | $4.48M | 0.38% | +257,100 | New |
| Principal Financial Group Inc | 274,762 | $4.79M | 0.00% | −2,284−0.8% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 284,525 | $4.96M | 0.03% | +183,200+180.8% | Added |
| D. E. Shaw & Co., Inc. | 290,581 | $5.07M | 0.01% | +113,400+64.0% | Added |
| Deutsche Bank AG | 303,075 | $5.29M | 0.00% | +135,396+80.7% | Added |
| Citadel Advisors LLC | 317,288 | $5.53M | 0.01% | +151,576+91.5% | Added |
| Norges Bank | 323,400 | $5.64M | 0.00% | +323,400 | New |
| Morgan Stanley | 342,037 | $5.97M | 0.00% | +8,490+2.5% | Added |
| UBS Group AG | 387,770 | $6.76M | 0.00% | +376,179+3,245.4% | Added |
| AQR Capital Management LLC | 398,106 | $6.94M | 0.02% | +398,106 | New |
| Millennium Management LLC | 458,086 | $7.99M | 0.01% | +434,005+1,802.3% | Added |
| Nuveen Asset Management, LLC | 470,397 | $8.20M | 0.00% | +158,458+50.8% | Added |
| Bank of New York Mellon Corp | 475,286 | $8.29M | 0.00% | +70,041+17.3% | Added |
| Invesco Ltd. | 478,653 | $8.35M | 0.00% | +223,877+87.9% | Added |
| Northern Trust Corp | 499,171 | $8.71M | 0.00% | +8,889+1.8% | Added |
| Goldman Sachs Group Inc | 512,535 | $8.94M | 0.00% | −180,022−26.0% | Reduced |
| Charles Schwab Investment Management Inc | 678,133 | $11.8M | 0.00% | −4,068−0.6% | Reduced |
| Bracebridge Capital, LLC | 799,234 | $13.9M | 5.29% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 810,842 | $14.1M | 0.00% | +12,564+1.6% | Added |
| Boussard & Gavaudan Investment Management LLP | 1,144,140 | $19.4M | 2.14% | +191,183+20.1% | Added |
| Dimensional Fund Advisors LP | 1,522,469 | $26.6M | 0.01% | +41,660+2.8% | Added |
| State Street Corp | 1,667,496 | $29.1M | 0.00% | +48,508+3.0% | Added |
| FMR LLC | 1,990,160 | $34.7M | 0.00% | 00.0% | Unchanged |
| Repertoire Partners LP | 2,000,000 | $34.9M | 21.78% | +892,034+80.5% | Added |
| Vanguard Group Inc | 4,987,974 | $87.0M | 0.00% | +235,544+5.0% | Added |
| BlackRock Inc. | 6,663,545 | $116.2M | 0.00% | +172,100+2.7% | Added |
| Tfo-TDC, LLC | 1,738 | – | – | +1,738 | New |
| CQS (US), LLC | 0 | $0 | 0.00% | −566,717−100.0% | Sold out |
| Bank of Montreal | 0 | $0 | 0.00% | −186,633−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −127,853−100.0% | Sold out |
| Catalyst Capital Advisors LLC | 0 | $0 | 0.00% | −76,690−100.0% | Sold out |
| Quinn Opportunity Partners LLC | 0 | $0 | 0.00% | −65,280−100.0% | Sold out |
| Alpha Paradigm Partners, LLC | 0 | $0 | 0.00% | −47,386−100.0% | Sold out |
| UBS Asset Management Americas Inc | 0 | $0 | 0.00% | −47,005−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −42,500−100.0% | Sold out |
| State of Wisconsin Investment Board | 0 | $0 | 0.00% | −42,089−100.0% | Sold out |
| PDT Partners, LLC | 0 | $0 | 0.00% | −38,772−100.0% | Sold out |
| HAP Trading, LLC | 0 | $0 | 0.00% | −23,145−100.0% | Sold out |
| Raymond James Financial Services Advisors, Inc. | 0 | $0 | 0.00% | −19,644−100.0% | Sold out |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −12,714−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −10,926−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −10,300−100.0% | Sold out |
| Mutual of America Capital Management LLC | 0 | $0 | 0.00% | −8,946−100.0% | Sold out |
| Wolverine Asset Management LLC | 0 | $0 | 0.00% | −4,171−100.0% | Sold out |
| Cutler Group LP | 0 | $0 | 0.00% | −3,750−100.0% | Sold out |
| Covestor Ltd | 0 | $0 | 0.00% | −3,234−100.0% | Sold out |
| FNY Investment Advisers, LLC | 0 | $0 | 0.00% | −1,033−100.0% | Sold out |
| Macquarie Group Ltd | 0 | $0 | 0.00% | 0 | Sold out |
| Aquatic Capital Management LLC | 0 | $0 | 0.00% | −500−100.0% | Sold out |
| Allworth Financial LP | 0 | $0 | 0.00% | −354−100.0% | Sold out |
| Point72 Hong Kong Ltd | 0 | $0 | 0.00% | −427−100.0% | Sold out |
| Meeder Asset Management Inc | 0 | $0 | 0.00% | −5−100.0% | Sold out |
| Jefferies Group LLC | – | – | – | – | Not filed |
| Hightower 6M Holding, LLC | – | – | – | – | Not filed |
| Wipfli Financial Advisors LLC, | – | – | – | – | Not filed |