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 2024
Institutional positions in Octave Specialty Group Inc as of Jun 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
- 182
- +11 vs. Q1 2024
- Shares held
- 38.7M
- +936.2K (+2.5%) vs. Q1 2024
- Total value
- $495.9M
- −$93.9M (−15.9%) vs. Q1 2024
- New holders
- 31
- 64 more added
- Sold out
- 20
- 60 more reduced
1 institution that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2024
Shares, value and share of portfolio for each institution holding Octave Specialty Group Inc; share changes are against Q1 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 7,463,784 | $95.7M | 0.00% | +252,028+3.5% | Added |
| Vanguard Group Inc | 4,887,058 | $62.7M | 0.00% | +53,590+1.1% | Added |
| Dimensional Fund Advisors LP | 2,952,961 | $37.9M | 0.01% | +87,077+3.0% | Added |
| Repertoire Partners LP | 2,075,162 | $26.6M | 50.41% | +1,070,460+106.5% | Added |
| FMR LLC | 1,767,629 | $22.7M | 0.00% | −282,788−13.8% | Reduced |
| State Street Corp | 1,611,040 | $20.7M | 0.00% | −35,795−2.2% | Reduced |
| Geode Capital Management, LLC | 1,000,383 | $12.8M | 0.00% | +33,238+3.4% | Added |
| American Century Companies Inc | 797,096 | $10.2M | 0.01% | +127,145+19.0% | Added |
| Deutsche Bank AG | 683,535 | $8.76M | 0.00% | +80,226+13.3% | Added |
| Susquehanna International Group, LLP | 631,058 | $8.09M | 0.01% | −166,055−20.8% | Reduced |
| Hotchkis & Wiley Capital Management LLC | 621,390 | $7.97M | 0.03% | +61,470+11.0% | Added |
| Arrowstreet Capital, Limited Partnership | 611,357 | $7.84M | 0.01% | +541,181+771.2% | Added |
| Charles Schwab Investment Management Inc | 599,068 | $7.68M | 0.00% | −67,004−10.1% | Reduced |
| Bracebridge Capital, LLC | 579,234 | $7.43M | 3.73% | −220,000−27.5% | Reduced |
| Morgan Stanley | 558,608 | $7.16M | 0.00% | +78,069+16.2% | Added |
| Northern Trust Corp | 481,098 | $6.17M | 0.00% | −14,314−2.9% | Reduced |
| Gendell Jeffrey L | 479,313 | $6.14M | 0.22% | +45,000+10.4% | Added |
| Goldman Sachs Group Inc | 471,629 | $6.05M | 0.00% | −132,818−22.0% | Reduced |
| D. E. Shaw & Co., Inc. | 438,144 | $5.62M | 0.01% | +23,423+5.6% | Added |
| Bank of New York Mellon Corp | 422,081 | $5.41M | 0.00% | +670.0% | Added |
| Bridgeway Capital Management, LLC | 414,139 | $5.31M | 0.12% | +11,700+2.9% | Added |
| Citadel Advisors LLC | 413,240 | $5.30M | 0.01% | +220,051+113.9% | Added |
| Prudential Financial Inc | 351,870 | $4.51M | 0.01% | −251,250−41.7% | Reduced |
| Marshall Wace, LLP | 345,715 | $4.43M | 0.01% | +276,210+397.4% | Added |
| Norges Bank | 341,500 | $4.38M | 0.00% | +266,500+355.3% | Added |
| Invesco Ltd. | 340,759 | $4.37M | 0.00% | −751,748−68.8% | Reduced |
| HSBC Holdings PLC | 294,949 | $3.75M | 0.00% | −75,999−20.5% | Reduced |
| Hillsdale Investment Management Inc. | 291,700 | $3.74M | 0.29% | +291,700 | New |
| Barclays PLC | 287,239 | $3.68M | 0.00% | +158,203+122.6% | Added |
| Nuveen Asset Management, LLC | 240,833 | $3.09M | 0.00% | −39,082−14.0% | Reduced |
| Principal Financial Group Inc | 222,844 | $2.86M | 0.00% | −11,694−5.0% | Reduced |
| Harbor Advisors LLC | 196,382 | $2.52M | 0.46% | 00.0% | Unchanged |
| Ameriprise Financial Inc | 195,640 | $2.51M | 0.00% | −12,075−5.8% | Reduced |
| Russell Investments Group, Ltd. | 188,705 | $2.42M | 0.00% | +43,323+29.8% | Added |
| Jane Street Group, LLC | 186,662 | $2.39M | 0.00% | +36,693+24.5% | Added |
| Public Sector Pension Investment Board | 171,456 | $2.20M | 0.01% | +5,664+3.4% | Added |
| Empowered Funds, LLC | 164,139 | $2.10M | 0.04% | +10,055+6.5% | Added |
| UBS Asset Management Americas Inc | 161,994 | $2.08M | 0.00% | +102,600+172.7% | Added |
| JPMorgan Chase & Co | 161,972 | $2.08M | 0.00% | +20,848+14.8% | Added |
| Tudor Investment Corp Et Al | 157,759 | $2.02M | 0.02% | +56,629+56.0% | Added |
| Prescott Group Capital Management, L.L.C. | 140,000 | $1.79M | 0.28% | +140,000 | New |
| Rhumbline Advisers | 131,878 | $1.69M | 0.00% | −2,571−1.9% | Reduced |
| First Trust Advisors LP | 127,067 | $1.63M | 0.00% | −1,003−0.8% | Reduced |
| Legal & General Group Plc | 122,740 | $1.57M | 0.00% | −3,310−2.6% | Reduced |
| Gator Capital Management, LLC | 121,435 | $1.56M | 0.79% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 117,244 | $1.50M | 0.00% | −47,100−28.7% | Reduced |
| Brandywine Global Investment Management, LLC | 115,760 | $1.48M | 0.01% | −5,505−4.5% | Reduced |
| Squarepoint Ops LLC | 105,440 | $1.35M | 0.01% | +84,164+395.6% | Added |
| Exchange Traded Concepts, LLC | 101,678 | $1.30M | 0.03% | +5,512+5.7% | Added |
| Tejara Capital Ltd | 100,000 | $1.28M | 0.47% | +100,000 | New |
| Voya Investment Management LLC | 99,807 | $1.28M | 0.00% | −74,860−42.9% | Reduced |
| Wells Fargo & Company | 97,466 | $1.25M | 0.00% | −33,847−25.8% | Reduced |
| Deerfield Management Company, L.P. (Series C) | 89,619 | $1.15M | 0.02% | +89,619 | New |
| Swiss National Bank | 89,200 | $1.14M | 0.00% | 00.0% | Unchanged |
| Allianz Asset Management GmbH | 85,126 | $1.09M | 0.00% | +800+0.9% | Added |
| Jump Financial, LLC | 82,893 | $1.06M | 0.02% | +82,893 | New |
| Nebula Research & Development LLC | 82,111 | $1.05M | 0.17% | +82,111 | New |
| Los Angeles Capital Management LLC | 79,350 | $1.02M | 0.00% | −7,941−9.1% | Reduced |
| Nisa Investment Advisors, LLC | 77,974 | $999.6K | 0.01% | −40−0.1% | Reduced |
| Millennium Management LLC | 75,860 | $972.5K | 0.00% | +18,594+32.5% | Added |
| Zimmer Partners, LP | 75,000 | $961.5K | 0.02% | +75,000 | New |
| Man Group plc | 72,871 | $934.2K | 0.00% | +72,871 | New |
| Simplex Trading, LLC | 72,454 | $928.0K | 0.03% | −207,271−74.1% | Reduced |
| Bank of America Corp | 71,683 | $919.0K | 0.00% | +7,554+11.8% | Added |
| HRT Financial LP | 67,659 | $867.0K | 0.00% | +67,659 | New |
| Y-Intercept (Hong Kong) Ltd | 67,187 | $861.3K | 0.05% | +47,998+250.1% | Added |
| Jackson Creek Investment Advisors LLC | 63,761 | $817.0K | 0.30% | +63,761 | New |
| Great West Life Assurance Co | 63,261 | $809.0K | 0.00% | +23,059+57.4% | Added |
| PDT Partners, LLC | 62,350 | $799.3K | 0.08% | +36+0.1% | Added |
| IMC-Chicago, LLC | 57,958 | $743.0K | 0.02% | −14,030−19.5% | Reduced |
| Franklin Resources Inc | 53,079 | $680.5K | 0.00% | +25,732+94.1% | Added |
| Verition Fund Management LLC | 49,441 | $633.8K | 0.00% | +26,142+112.2% | Added |
| Citigroup Inc | 45,677 | $585.6K | 0.00% | +14,677+47.3% | Added |
| State of Wisconsin Investment Board | 45,527 | $583.7K | 0.00% | +10,285+29.2% | Added |
| New York State Teachers Retirement System | 44,830 | $575.0K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 44,002 | $564.1K | 0.00% | −1,107−2.5% | Reduced |
| Boussard & Gavaudan Investment Management LLP | 43,637 | $554.6K | 0.09% | −639,375−93.6% | Reduced |
| Walleye Trading LLC | 42,477 | $544.6K | 0.01% | −14,275−25.2% | Reduced |
| Alliancebernstein L.P. | 39,620 | $507.9K | 0.00% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 39,378 | $505.0K | 0.00% | +973+2.5% | Added |
| LPL Financial LLC | 37,850 | $485.2K | 0.00% | −500−1.3% | Reduced |
| Thrivent Financial for Lutherans | 37,543 | $481.0K | 0.00% | −1,665−4.2% | Reduced |
| Royce & Associates LP | 36,919 | $473.3K | 0.00% | −50,010−57.5% | Reduced |
| Illinois Municipal Retirement Fund | 33,861 | $434.1K | 0.01% | +5,909+21.1% | Added |
| Quantbot Technologies LP | 33,524 | $429.8K | 0.02% | +33,524 | New |
| Shay Capital LLC | 30,000 | $384.6K | 0.11% | −40,000−57.1% | Reduced |
| Algert Global LLC | 27,653 | $354.5K | 0.01% | +193+0.7% | Added |
| State of Alaska, Department of Revenue | 26,553 | $340.0K | 0.00% | −980−3.6% | Reduced |
| ClearAlpha Technologies LP | 26,339 | $337.7K | 0.13% | −4,261−13.9% | Reduced |
| Voloridge Investment Management, LLC | 26,036 | $333.8K | 0.00% | +26,036 | New |
| HighTower Advisors, LLC | 25,322 | $325.0K | 0.00% | −512−2.0% | Reduced |
| Caxton Associates LP | 25,277 | $324.1K | 0.01% | +2,485+10.9% | Added |
| Corebridge Financial, Inc. | 25,247 | $323.7K | 0.00% | +25,247 | New |
| MetLife Investment Management | 24,569 | $315.0K | 0.00% | +2,437+11.0% | Added |
| Truist Financial Corp | 24,325 | $311.8K | 0.00% | 00.0% | Unchanged |
| Sherbrooke Park Advisers LLC | 24,155 | $309.7K | 0.05% | +24,155 | New |
| Ensign Peak Advisors, Inc | 24,133 | $309.4K | 0.00% | 00.0% | Unchanged |
| Balyasny Asset Management LLC | 23,750 | $304.5K | 0.00% | +23,750 | New |
| CI Private Wealth, LLC | 23,631 | $303.0K | 0.00% | +23,631 | New |
| AQR Capital Management LLC | 23,502 | $301.3K | 0.00% | −228,642−90.7% | Reduced |