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 2024
Institutional positions in Octave Specialty Group Inc as of Sep 30, 2024. 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
- 180
- −1 vs. Q2 2024
- Shares held
- 40.3M
- +9.05M (+29.0%) vs. Q2 2024
- Total value
- $449.6M
- +$49.4M (+12.3%) vs. Q2 2024
- New holders
- 28
- 72 more added
- Sold out
- 29
- 55 more reduced
1 institution that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2024: 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 2024
Shares, value and share of portfolio for each institution holding Octave Specialty Group Inc; share changes are against Q2 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 7,711,742 | $86.4M | 0.00% | +7,711,742 | New |
| Vanguard Group Inc | 4,118,423 | $46.2M | 0.00% | −768,635−15.7% | Reduced |
| Dimensional Fund Advisors LP | 2,804,400 | $31.4M | 0.01% | −148,561−5.0% | Reduced |
| Repertoire Partners LP | 2,063,745 | $23.1M | 31.82% | −11,417−0.6% | Reduced |
| FMR LLC | 1,732,186 | $19.4M | 0.00% | −35,443−2.0% | Reduced |
| State Street Corp | 1,653,544 | $18.5M | 0.00% | +42,504+2.6% | Added |
| Geode Capital Management, LLC | 1,028,956 | $11.5M | 0.00% | +28,573+2.9% | Added |
| Bain Capital Credit, LP | 1,108,012 | $10.6M | 2.18% | +1,108,012 | New |
| American Century Companies Inc | 894,484 | $10.0M | 0.01% | +97,388+12.2% | Added |
| Hotchkis & Wiley Capital Management LLC | 744,750 | $8.35M | 0.03% | +123,360+19.9% | Added |
| Morgan Stanley | 742,913 | $8.33M | 0.00% | +184,305+33.0% | Added |
| Citadel Advisors LLC | 729,231 | $8.17M | 0.01% | +315,991+76.5% | Added |
| Goldman Sachs Group Inc | 693,492 | $7.77M | 0.00% | +221,863+47.0% | Added |
| Deutsche Bank AG | 689,830 | $7.73M | 0.00% | +6,295+0.9% | Added |
| Bracebridge Capital, LLC | 579,234 | $6.49M | 2.47% | 00.0% | Unchanged |
| Charles Schwab Investment Management Inc | 553,399 | $6.20M | 0.00% | −45,669−7.6% | Reduced |
| Gendell Jeffrey L | 527,538 | $5.91M | 0.19% | +48,225+10.1% | Added |
| Nuveen Asset Management, LLC | 498,208 | $5.58M | 0.00% | +257,375+106.9% | Added |
| D. E. Shaw & Co., Inc. | 475,461 | $5.33M | 0.01% | +37,317+8.5% | Added |
| Northern Trust Corp | 473,056 | $5.30M | 0.00% | −8,042−1.7% | Reduced |
| Cubist Systematic Strategies, LLC | 412,174 | $4.62M | 0.07% | +412,174 | New |
| Bank of New York Mellon Corp | 378,778 | $4.25M | 0.00% | −43,303−10.3% | Reduced |
| Barclays PLC | 376,102 | $4.22M | 0.00% | +88,863+30.9% | Added |
| Susquehanna International Group, LLP | 373,143 | $4.18M | 0.01% | −257,915−40.9% | Reduced |
| Marshall Wace, LLP | 364,574 | $4.09M | 0.01% | +18,859+5.5% | Added |
| HSBC Holdings PLC | 328,963 | $3.69M | 0.00% | +34,014+11.5% | Added |
| Invesco Ltd. | 316,883 | $3.55M | 0.00% | −23,876−7.0% | Reduced |
| Renaissance Technologies LLC | 289,500 | $3.25M | 0.00% | +172,256+146.9% | Added |
| Bridgeway Capital Management, LLC | 282,849 | $3.17M | 0.07% | −131,290−31.7% | Reduced |
| Western Standard LLC | 275,963 | $3.09M | 2.90% | +275,963 | New |
| Millennium Management LLC | 275,657 | $3.09M | 0.00% | +199,797+263.4% | Added |
| Norges Bank | 263,100 | $2.95M | 0.00% | −78,400−23.0% | Reduced |
| JPMorgan Chase & Co | 254,072 | $2.85M | 0.00% | +92,100+56.9% | Added |
| Russell Investments Group, Ltd. | 253,008 | $2.84M | 0.00% | +64,303+34.1% | Added |
| Squarepoint Ops LLC | 251,649 | $2.82M | 0.01% | +146,209+138.7% | Added |
| Arrowstreet Capital, Limited Partnership | 245,420 | $2.75M | 0.00% | −365,937−59.9% | Reduced |
| Jane Street Group, LLC | 237,719 | $2.66M | 0.00% | +51,057+27.4% | Added |
| Hillsdale Investment Management Inc. | 230,200 | $2.58M | 0.20% | −61,500−21.1% | Reduced |
| Principal Financial Group Inc | 223,365 | $2.50M | 0.00% | +521+0.2% | Added |
| Ameriprise Financial Inc | 217,096 | $2.43M | 0.00% | +21,456+11.0% | Added |
| Harbor Advisors LLC | 196,382 | $2.20M | 0.37% | 00.0% | Unchanged |
| Prescott Group Capital Management, L.L.C. | 194,902 | $2.18M | 0.32% | +54,902+39.2% | Added |
| Empowered Funds, LLC | 172,849 | $1.94M | 0.03% | +8,710+5.3% | Added |
| Public Sector Pension Investment Board | 172,656 | $1.94M | 0.01% | +1,200+0.7% | Added |
| Prudential Financial Inc | 171,670 | $1.92M | 0.00% | −180,200−51.2% | Reduced |
| Tudor Investment Corp Et Al | 166,926 | $1.87M | 0.02% | +9,167+5.8% | Added |
| Exchange Traded Concepts, LLC | 157,714 | $1.77M | 0.04% | +56,036+55.1% | Added |
| UBS Asset Management Americas Inc | 156,967 | $1.76M | 0.00% | −5,027−3.1% | Reduced |
| HRT Financial LP | 145,525 | $1.63M | 0.01% | +77,866+115.1% | Added |
| Rhumbline Advisers | 132,504 | $1.49M | 0.00% | +626+0.5% | Added |
| Legal & General Group Plc | 123,596 | $1.39M | 0.00% | +856+0.7% | Added |
| Wells Fargo & Company | 98,523 | $1.10M | 0.00% | +1,057+1.1% | Added |
| Two Sigma Investments, LP | 93,755 | $1.05M | 0.00% | +93,755 | New |
| Caption Management, LLC | 92,829 | $1.04M | 0.11% | +84,401+1,001.4% | Added |
| Swiss National Bank | 89,200 | $999.9K | 0.00% | 00.0% | Unchanged |
| Verition Fund Management LLC | 88,749 | $994.9K | 0.01% | +39,308+79.5% | Added |
| Allianz Asset Management GmbH | 84,926 | $952.0K | 0.00% | −200−0.2% | Reduced |
| Great West Life Assurance Co | 77,655 | $872.0K | 0.00% | +14,394+22.8% | Added |
| Nebula Research & Development LLC | 75,208 | $843.1K | 0.10% | −6,903−8.4% | Reduced |
| Bank of America Corp | 72,833 | $816.5K | 0.00% | +1,150+1.6% | Added |
| Gator Capital Management, LLC | 72,318 | $810.7K | 0.36% | −49,117−40.4% | Reduced |
| PDT Partners, LLC | 63,382 | $710.5K | 0.06% | +1,032+1.7% | Added |
| Citigroup Inc | 57,643 | $646.2K | 0.00% | +11,966+26.2% | Added |
| Fox Run Management, L.L.C. | 52,735 | $591.2K | 0.13% | +34,718+192.7% | Added |
| Simplex Trading, LLC | 52,673 | $590.0K | 0.02% | −19,781−27.3% | Reduced |
| Quantbot Technologies LP | 49,899 | $559.4K | 0.02% | +16,375+48.8% | Added |
| Acadian Asset Management LLC | 48,114 | $537.0K | 0.00% | +48,114 | New |
| Caxton Associates LP | 47,858 | $536.5K | 0.02% | +22,581+89.3% | Added |
| New York State Teachers Retirement System | 44,930 | $504.0K | 0.00% | +100+0.2% | Added |
| Centiva Capital, LP | 44,937 | $503.7K | 0.02% | +31,047+223.5% | Added |
| Jump Financial, LLC | 43,816 | $491.2K | 0.01% | −39,077−47.1% | Reduced |
| California State Teachers Retirement System | 42,626 | $477.8K | 0.00% | −1,376−3.1% | Reduced |
| Man Group plc | 42,348 | $474.7K | 0.00% | −30,523−41.9% | Reduced |
| Price T Rowe Associates Inc | 39,793 | $447.0K | 0.00% | +415+1.1% | Added |
| Thrivent Financial for Lutherans | 37,255 | $418.0K | 0.00% | −288−0.8% | Reduced |
| HighTower Advisors, LLC | 36,593 | $415.0K | 0.00% | +11,271+44.5% | Added |
| Royce & Associates LP | 36,919 | $413.9K | 0.00% | 00.0% | Unchanged |
| Voya Investment Management LLC | 36,797 | $412.5K | 0.00% | −63,010−63.1% | Reduced |
| LPL Financial LLC | 36,240 | $406.3K | 0.00% | −1,610−4.3% | Reduced |
| Quest Partners LLC | 35,388 | $396.7K | 0.04% | +35,388 | New |
| Paloma Partners Management Co | 33,068 | $370.7K | 0.02% | +33,068 | New |
| Y-Intercept (Hong Kong) Ltd | 31,634 | $354.6K | 0.02% | −35,553−52.9% | Reduced |
| BNP Paribas Arbitrage, SA | 31,484 | $352.9K | 0.00% | +9,073+40.5% | Added |
| IMC-Chicago, LLC | 31,424 | $352.3K | 0.01% | −26,534−45.8% | Reduced |
| CI Private Wealth, LLC | 28,214 | $316.3K | 0.00% | +4,583+19.4% | Added |
| SEI Investments Co | 28,047 | $314.4K | 0.00% | +5,195+22.7% | Added |
| Algert Global LLC | 27,653 | $310.0K | 0.01% | 00.0% | Unchanged |
| State of Alaska, Department of Revenue | 27,072 | $303.0K | 0.00% | +519+2.0% | Added |
| Royal Bank of Canada | 26,834 | $301.0K | 0.00% | +5,870+28.0% | Added |
| Franklin Resources Inc | 25,849 | $299.8K | 0.00% | −27,230−51.3% | Reduced |
| Illinois Municipal Retirement Fund | 26,202 | $293.7K | 0.00% | −7,659−22.6% | Reduced |
| Alliancebernstein L.P. | 26,040 | $291.9K | 0.00% | −13,580−34.3% | Reduced |
| Corebridge Financial, Inc. | 25,066 | $281.0K | 0.00% | −181−0.7% | Reduced |
| State of Wyoming | 24,839 | $278.4K | 0.04% | +9,288+59.7% | Added |
| Cresset Asset Management, LLC | 24,669 | $276.5K | 0.00% | +1,332+5.7% | Added |
| MetLife Investment Management | 24,569 | $275.4K | 0.00% | 00.0% | Unchanged |
| Magnetar Financial LLC | 24,403 | $273.6K | 0.01% | +24,403 | New |
| Ensign Peak Advisors, Inc | 24,133 | $270.5K | 0.00% | 00.0% | Unchanged |
| Dynamic Technology Lab Private Ltd | 24,044 | $270.0K | 0.03% | +10,768+81.1% | Added |
| Walleye Trading LLC | 24,051 | $269.6K | 0.01% | −18,426−43.4% | Reduced |