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, Q3 2023
Institutional positions in Octave Specialty Group Inc as of Sep 30, 2023. 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
- +8 vs. Q2 2023
- Shares held
- 36.3M
- −834.4K (−2.2%) vs. Q2 2023
- Total value
- $438.7M
- −$89.1M (−16.9%) vs. Q2 2023
- New holders
- 23
- 56 more added
- Sold out
- 15
- 53 more reduced
1 institution that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2023: 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, Q3 2023
Shares, value and share of portfolio for each institution holding Octave Specialty Group Inc; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 6,830,561 | $82.4M | 0.00% | −3,789−0.1% | Reduced |
| Vanguard Group Inc | 4,823,779 | $58.2M | 0.00% | −135,709−2.7% | Reduced |
| Dimensional Fund Advisors LP | 2,537,946 | $30.6M | 0.01% | +366,605+16.9% | Added |
| FMR LLC | 2,020,168 | $24.4M | 0.00% | +26,012+1.3% | Added |
| State Street Corp | 1,609,573 | $19.4M | 0.00% | +75,328+4.9% | Added |
| Repertoire Partners LP | 1,521,770 | $18.4M | 30.46% | −720,783−32.1% | Reduced |
| Boussard & Gavaudan Investment Management LLP | 1,373,651 | $16.8M | 1.97% | −16,837−1.2% | Reduced |
| Geode Capital Management, LLC | 901,255 | $10.9M | 0.00% | +28,564+3.3% | Added |
| Invesco Ltd. | 885,456 | $10.7M | 0.00% | +49,529+5.9% | Added |
| Bracebridge Capital, LLC | 799,234 | $9.64M | 8.63% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 671,227 | $8.09M | 0.00% | +292,784+77.4% | Added |
| Charles Schwab Investment Management Inc | 640,084 | $7.72M | 0.00% | +14,466+2.3% | Added |
| Morgan Stanley | 578,845 | $6.98M | 0.00% | −242,795−29.6% | Reduced |
| Nuveen Asset Management, LLC | 567,642 | $6.85M | 0.00% | −1,567−0.3% | Reduced |
| Northern Trust Corp | 501,729 | $6.05M | 0.00% | +620.0% | Added |
| AQR Capital Management LLC | 501,124 | $6.04M | 0.01% | −188,247−27.3% | Reduced |
| Bank of New York Mellon Corp | 469,674 | $5.66M | 0.00% | −6,412−1.3% | Reduced |
| American Century Companies Inc | 427,678 | $5.16M | 0.00% | +73,191+20.6% | Added |
| Hotchkis & Wiley Capital Management LLC | 415,040 | $5.01M | 0.02% | +415,040 | New |
| Jupiter Asset Management Ltd | 408,719 | $4.93M | 0.05% | +160,709+64.8% | Added |
| D. E. Shaw & Co., Inc. | 394,977 | $4.76M | 0.01% | +64,908+19.7% | Added |
| Bridgeway Capital Management, LLC | 378,250 | $4.56M | 0.11% | +10,428+2.8% | Added |
| HSBC Holdings PLC | 305,185 | $3.72M | 0.00% | +65,366+27.3% | Added |
| Qube Research & Technologies Ltd | 274,795 | $3.31M | 0.01% | +166,239+153.1% | Added |
| Allianz Asset Management GmbH | 273,833 | $3.30M | 0.01% | +15,968+6.2% | Added |
| Principal Financial Group Inc | 265,431 | $3.20M | 0.00% | −5,972−2.2% | Reduced |
| Voya Investment Management LLC | 240,374 | $2.90M | 0.00% | −828−0.3% | Reduced |
| Prudential Financial Inc | 236,062 | $2.85M | 0.00% | +20,000+9.3% | Added |
| Bank of Montreal | 204,023 | $2.62M | 0.00% | +204,023 | New |
| Harbor Advisors LLC | 196,382 | $2.37M | 0.51% | 00.0% | Unchanged |
| Ameriprise Financial Inc | 194,486 | $2.35M | 0.00% | +30,318+18.5% | Added |
| Jane Street Group, LLC | 185,269 | $2.23M | 0.00% | +130,855+240.5% | Added |
| Los Angeles Capital Management LLC | 164,191 | $1.98M | 0.01% | +140,260+586.1% | Added |
| Wells Fargo & Company | 159,959 | $1.93M | 0.00% | −19,794−11.0% | Reduced |
| Citadel Advisors LLC | 148,498 | $1.79M | 0.00% | +88,409+147.1% | Added |
| Rhumbline Advisers | 145,455 | $1.75M | 0.00% | −3,077−2.1% | Reduced |
| Brandywine Global Investment Management, LLC | 134,908 | $1.63M | 0.01% | +16,200+13.6% | Added |
| Gendell Jeffrey L | 130,296 | $1.57M | 0.09% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 130,069 | $1.57M | 0.00% | +16,094+14.1% | Added |
| Empowered Funds, LLC | 128,250 | $1.55M | 0.05% | +10,428+8.9% | Added |
| Public Sector Pension Investment Board | 127,995 | $1.54M | 0.01% | −24,452−16.0% | Reduced |
| Renaissance Technologies LLC | 125,544 | $1.51M | 0.00% | −100,800−44.5% | Reduced |
| First Trust Advisors LP | 121,538 | $1.47M | 0.00% | +121,538 | New |
| Gator Capital Management, LLC | 121,435 | $1.46M | 1.04% | −19,500−13.8% | Reduced |
| Legal & General Group Plc | 119,804 | $1.44M | 0.00% | −4,436−3.6% | Reduced |
| Arrowstreet Capital, Limited Partnership | 106,459 | $1.28M | 0.00% | −689,223−86.6% | Reduced |
| Credit Suisse AG | 101,544 | $1.22M | 0.00% | +4,864+5.0% | Added |
| Bank of America Corp | 100,173 | $1.21M | 0.00% | +29,833+42.4% | Added |
| Swiss National Bank | 98,600 | $1.19M | 0.00% | 00.0% | Unchanged |
| Exchange Traded Concepts, LLC | 95,581 | $1.15M | 0.03% | +46,508+94.8% | Added |
| Millennium Management LLC | 92,127 | $1.11M | 0.00% | +80,307+679.4% | Added |
| Norges Bank | 75,000 | $904.5K | 0.00% | −18,400−19.7% | Reduced |
| Man Group plc | – | $823.2K | 0.00% | – | – |
| Caxton Associates LP | 66,165 | $798.0K | 0.11% | +22,537+51.7% | Added |
| JPMorgan Chase & Co | 65,477 | $789.7K | 0.00% | −70,629−51.9% | Reduced |
| Squarepoint Ops LLC | 65,357 | $788.2K | 0.00% | +41,406+172.9% | Added |
| UBS Asset Management Americas Inc | 59,394 | $716.3K | 0.00% | +10,377+21.2% | Added |
| State of Wisconsin Investment Board | 58,724 | $708.2K | 0.00% | +47,643+430.0% | Added |
| LPL Financial LLC | 58,274 | $702.8K | 0.00% | −4,748−7.5% | Reduced |
| Barclays PLC | 54,080 | $652.2K | 0.00% | +19,861+58.0% | Added |
| State of Tennessee, Treasury Department | 50,676 | $611.2K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 49,813 | $600.7K | 0.00% | −4,763−8.7% | Reduced |
| Verition Fund Management LLC | 48,871 | $589.4K | 0.01% | −8,000−14.1% | Reduced |
| Royce & Associates LP | 48,578 | $585.9K | 0.01% | +9,233+23.5% | Added |
| Franklin Resources Inc | 48,339 | $583.0K | 0.00% | −4,808−9.0% | Reduced |
| New York State Teachers Retirement System | 47,934 | $578.0K | 0.00% | −800−1.6% | Reduced |
| Teacher Retirement System of Texas | 47,508 | $573.0K | 0.00% | +6,890+17.0% | Added |
| Assetmark, Inc | 45,493 | $548.6K | 0.00% | −40,378−47.0% | Reduced |
| Great West Life Assurance Co | 42,938 | $517.0K | 0.00% | +4,641+12.1% | Added |
| Thrivent Financial for Lutherans | 41,444 | $500.0K | 0.00% | −1,912−4.4% | Reduced |
| Alliancebernstein L.P. | 40,250 | $485.4K | 0.00% | 00.0% | Unchanged |
| PDT Partners, LLC | 39,614 | $477.7K | 0.06% | +39,614 | New |
| Texas Permanent School Fund | 38,151 | $460.1K | 0.00% | −1,442−3.6% | Reduced |
| Price T Rowe Associates Inc | 35,695 | $431.0K | 0.00% | +1,180+3.4% | Added |
| Belvedere Trading LLC | 33,965 | $409.6K | 0.05% | +28,702+545.4% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 33,600 | $405.2K | 0.00% | −44,000−56.7% | Reduced |
| Deutsche Bank AG | 31,669 | $381.9K | 0.00% | −478,974−93.8% | Reduced |
| Dark Forest Capital Management LP | 31,505 | $379.9K | 0.03% | +31,505 | New |
| ExodusPoint Capital Management, LP | 30,902 | $373.0K | 0.00% | +30,902 | New |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 30,288 | $365.3K | 0.00% | −20,943−40.9% | Reduced |
| State of Alaska, Department of Revenue | 28,207 | $340.0K | 0.00% | −1,614−5.4% | Reduced |
| HighTower Advisors, LLC | 27,427 | $331.0K | 0.00% | +14,247+108.1% | Added |
| Y-Intercept (Hong Kong) Ltd | 27,350 | $329.8K | 0.03% | +27,350 | New |
| Mraz, Amerine & Associates, Inc. | 26,850 | $323.8K | 0.07% | −180−0.7% | Reduced |
| Illinois Municipal Retirement Fund | 25,740 | $310.0K | 0.01% | +25,740 | New |
| Ensign Peak Advisors, Inc | 25,350 | $305.7K | 0.00% | 00.0% | Unchanged |
| Truist Financial Corp | 25,110 | $302.8K | 0.00% | +1,401+5.9% | Added |
| Wellington Management Group LLP | 24,839 | $299.6K | 0.00% | 00.0% | Unchanged |
| MetLife Investment Management | 24,566 | $296.3K | 0.00% | 00.0% | Unchanged |
| American International Group, Inc. | 24,337 | $293.5K | 0.00% | +510+2.1% | Added |
| Louisiana State Employees Retirement System | 23,100 | $278.6K | 0.01% | −700−2.9% | Reduced |
| Cresset Asset Management, LLC | 22,985 | $277.2K | 0.00% | +617+2.8% | Added |
| HRT Financial LP | 22,589 | $272.0K | 0.00% | +22,589 | New |
| Yousif Capital Management, LLC | 22,524 | $271.6K | 0.00% | −1,595−6.6% | Reduced |
| Interval Partners, LP | 21,031 | $253.6K | 0.01% | +101+0.5% | Added |
| Comerica Bank | 20,748 | $250.2K | 0.00% | +20,748 | New |
| Graham Capital Management, L.P. | 20,255 | $244.3K | 0.01% | +20,255 | New |
| Vident Advisory, LLC | 20,252 | $244.2K | 0.01% | +20,252 | New |
| Janus Henderson Group PLC | 20,055 | $241.4K | 0.00% | +20.0% | Added |
| Mirae Asset Global Investments Co., Ltd. | 19,837 | $239.2K | 0.00% | +1,002+5.3% | Added |