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, Q1 2023
Institutional positions in Octave Specialty Group Inc as of Mar 31, 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
- 160
- −6 vs. Q4 2022
- Shares held
- 38.9M
- +4.41M (+12.8%) vs. Q4 2022
- Total value
- $596.2M
- −$3.76M (−0.6%) vs. Q4 2022
- New holders
- 20
- 49 more added
- Sold out
- 26
- 56 more reduced
1 institution that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2023
Shares, value and share of portfolio for each institution holding Octave Specialty Group Inc; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 6,833,925 | $105.8M | 0.00% | +170,380+2.6% | Added |
| Vanguard Group Inc | 5,195,158 | $80.4M | 0.00% | +207,184+4.2% | Added |
| Repertoire Partners LP | 2,246,112 | $34.8M | 10.07% | +246,112+12.3% | Added |
| FMR LLC | 1,992,632 | $30.8M | 0.00% | +2,472+0.1% | Added |
| State Street Corp | 1,754,872 | $27.2M | 0.00% | +87,376+5.2% | Added |
| Dimensional Fund Advisors LP | 1,690,891 | $26.2M | 0.01% | +168,422+11.1% | Added |
| Boussard & Gavaudan Investment Management LLP | 1,429,791 | $21.1M | 1.99% | +285,651+25.0% | Added |
| Morgan Stanley | 1,024,894 | $15.9M | 0.00% | +682,857+199.6% | Added |
| Arrowstreet Capital, Limited Partnership | 913,665 | $14.1M | 0.02% | +853,797+1,426.1% | Added |
| UBS Group AG | 839,268 | $13.0M | 0.01% | +451,498+116.4% | Added |
| Geode Capital Management, LLC | 837,930 | $13.0M | 0.00% | +27,088+3.3% | Added |
| JPMorgan Chase & Co | 823,450 | $12.7M | 0.00% | +707,991+613.2% | Added |
| Bracebridge Capital, LLC | 799,234 | $12.4M | 6.99% | 00.0% | Unchanged |
| Nuveen Asset Management, LLC | 721,502 | $11.2M | 0.00% | +251,105+53.4% | Added |
| Charles Schwab Investment Management Inc | 672,523 | $10.4M | 0.00% | −5,610−0.8% | Reduced |
| AQR Capital Management LLC | 583,441 | $9.03M | 0.02% | +185,335+46.6% | Added |
| Goldman Sachs Group Inc | 537,573 | $8.32M | 0.00% | +25,038+4.9% | Added |
| Northern Trust Corp | 493,964 | $7.65M | 0.00% | −5,207−1.0% | Reduced |
| Invesco Ltd. | 467,949 | $7.24M | 0.00% | −10,704−2.2% | Reduced |
| Bank of New York Mellon Corp | 453,231 | $7.02M | 0.00% | −22,055−4.6% | Reduced |
| Deutsche Bank AG | 386,136 | $5.98M | 0.00% | +83,061+27.4% | Added |
| Bridgeway Capital Management, LLC | 323,730 | $5.01M | 0.13% | +98,730+43.9% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 311,725 | $4.83M | 0.03% | +27,200+9.6% | Added |
| D. E. Shaw & Co., Inc. | 310,826 | $4.81M | 0.01% | +20,245+7.0% | Added |
| American Century Companies Inc | 286,122 | $4.43M | 0.00% | +166,558+139.3% | Added |
| Jacobs Levy Equity Management, Inc | 275,414 | $4.26M | 0.03% | +275,414 | New |
| Principal Financial Group Inc | 272,068 | $4.21M | 0.00% | −2,694−1.0% | Reduced |
| Hillsdale Investment Management Inc. | 257,100 | $3.98M | 0.34% | 00.0% | Unchanged |
| Ameriprise Financial Inc | 247,007 | $3.82M | 0.00% | +71,319+40.6% | Added |
| HSBC Holdings PLC | 239,927 | $3.64M | 0.00% | −8,105−3.3% | Reduced |
| Allianz Asset Management GmbH | 230,803 | $3.57M | 0.01% | +8,919+4.0% | Added |
| Harbor Advisors LLC | 196,382 | $3.04M | 0.71% | −55,000−21.9% | Reduced |
| Two Seas Capital LP | 187,568 | $2.90M | 2.66% | −52,958−22.0% | Reduced |
| Norges Bank | 184,000 | $2.85M | 0.00% | −139,400−43.1% | Reduced |
| Wells Fargo & Company | 171,549 | $2.66M | 0.00% | −8,059−4.5% | Reduced |
| Public Sector Pension Investment Board | 151,094 | $2.34M | 0.02% | +68,676+83.3% | Added |
| Rhumbline Advisers | 147,616 | $2.29M | 0.00% | +6,638+4.7% | Added |
| Gator Capital Management, LLC | 140,935 | $2.18M | 1.69% | −43,482−23.6% | Reduced |
| Gendell Jeffrey L | 140,296 | $2.17M | 0.20% | +40,296+40.3% | Added |
| Russell Investments Group, Ltd. | 134,140 | $2.08M | 0.00% | +6,474+5.1% | Added |
| Voya Investment Management LLC | 127,588 | $1.98M | 0.00% | +103,875+438.1% | Added |
| Simplex Trading, LLC | 121,605 | $1.88M | 0.09% | +106,206+689.7% | Added |
| Caxton Associates LP | 120,842 | $1.87M | 0.30% | +28,320+30.6% | Added |
| Voloridge Investment Management, LLC | 115,111 | $1.78M | 0.01% | +71,193+162.1% | Added |
| Walleye Trading LLC | 112,862 | $1.75M | 0.06% | +105,247+1,382.1% | Added |
| Millennium Management LLC | 112,366 | $1.74M | 0.00% | −345,720−75.5% | Reduced |
| Qube Research & Technologies Ltd | 110,177 | $1.71M | 0.01% | +110,177 | New |
| Brandywine Global Investment Management, LLC | 110,082 | $1.70M | 0.01% | +24,468+28.6% | Added |
| Legal & General Group Plc | 108,669 | $1.68M | 0.00% | −1,306−1.2% | Reduced |
| Swiss National Bank | 97,000 | $1.50M | 0.00% | −11,500−10.6% | Reduced |
| Bank of America Corp | 90,359 | $1.40M | 0.00% | +8,303+10.1% | Added |
| Thrivent Financial for Lutherans | 87,814 | $1.36M | 0.00% | −1,562−1.7% | Reduced |
| Renaissance Technologies LLC | 81,844 | $1.27M | 0.00% | +62,900+332.0% | Added |
| Assetmark, Inc | 80,955 | $1.25M | 0.01% | +80,955 | New |
| National Bank of Canada | 80,000 | $1.24M | 0.00% | +80,000 | New |
| Prudential Financial Inc | 76,422 | $1.18M | 0.00% | +4,030+5.6% | Added |
| Winton Group Ltd | 73,877 | $1.14M | 0.07% | −21,552−22.6% | Reduced |
| Susquehanna International Group, LLP | 70,274 | $1.09M | 0.00% | +70,274 | New |
| Citadel Advisors LLC | 68,568 | $1.06M | 0.00% | −248,720−78.4% | Reduced |
| Credit Suisse AG | 65,859 | $1.02M | 0.00% | +3,019+4.8% | Added |
| Verition Fund Management LLC | 64,726 | $1.00M | 0.02% | +3,305+5.4% | Added |
| Los Angeles Capital Management LLC | 64,685 | $1.00M | 0.00% | −47,815−42.5% | Reduced |
| Cubist Systematic Strategies, LLC | 63,247 | $979.1K | 0.01% | −47,671−43.0% | Reduced |
| Algert Global LLC | 62,905 | $973.8K | 0.05% | −98,929−61.1% | Reduced |
| LPL Financial LLC | 59,159 | $915.8K | 0.00% | −5,482−8.5% | Reduced |
| California State Teachers Retirement System | 55,967 | $866.4K | 0.00% | −766−1.4% | Reduced |
| Exchange Traded Concepts, LLC | 49,073 | $759.6K | 0.02% | −14,662−23.0% | Reduced |
| UBS Asset Management Americas Inc | 49,017 | $758.8K | 0.00% | +49,017 | New |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 47,616 | $737.1K | 0.01% | −513−1.1% | Reduced |
| Point72 Asset Management, L.P. | 47,400 | $733.8K | 0.00% | +47,400 | New |
| New York State Teachers Retirement System | 46,230 | $716.0K | 0.00% | −1,200−2.5% | Reduced |
| Barclays PLC | 42,138 | $652.3K | 0.00% | −6,689−13.7% | Reduced |
| Great West Life Assurance Co | 41,377 | $640.0K | 0.00% | −4,316−9.4% | Reduced |
| Public Employees Retirement System of Ohio | 40,536 | $627.0K | 0.00% | +38,993+2,527.1% | Added |
| Texas Permanent School Fund | 40,018 | $619.5K | 0.01% | +9,932+33.0% | Added |
| Redwood Investment Management, LLC | 40,000 | $619.0K | 0.07% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 36,153 | $559.6K | 0.00% | −7,424−17.0% | Reduced |
| Price T Rowe Associates Inc | 34,069 | $528.0K | 0.00% | −4,090−10.7% | Reduced |
| Royce & Associates LP | 32,818 | $508.0K | 0.01% | +32,818 | New |
| Alliancebernstein L.P. | 31,310 | $484.7K | 0.00% | −9,637−23.5% | Reduced |
| State of Alaska, Department of Revenue | 30,795 | $476.0K | 0.01% | −519−1.7% | Reduced |
| Truist Financial Corp | 30,700 | $475.2K | 0.00% | 00.0% | Unchanged |
| Interval Partners, LP | 28,930 | $447.8K | 0.03% | −25,843−47.2% | Reduced |
| Dynamic Technology Lab Private Ltd | 28,244 | $438.0K | 0.04% | +28,244 | New |
| Citigroup Inc | 27,200 | $421.1K | 0.00% | −4,865−15.2% | Reduced |
| Mraz, Amerine & Associates, Inc. | 27,030 | $418.4K | 0.10% | −1,000−3.6% | Reduced |
| New York State Common Retirement Fund | 26,678 | $413.0K | 0.00% | −5,886−18.1% | Reduced |
| Franklin Resources Inc | 25,956 | $401.8K | 0.00% | −14−0.1% | Reduced |
| Yousif Capital Management, LLC | 25,488 | $394.6K | 0.01% | −2,980−10.5% | Reduced |
| Wellington Management Group LLP | 24,839 | $384.5K | 0.00% | 00.0% | Unchanged |
| MetLife Investment Management | 24,566 | $380.3K | 0.00% | 00.0% | Unchanged |
| Trexquant Investment LP | 24,408 | $377.8K | 0.01% | −26,919−52.4% | Reduced |
| American International Group, Inc. | 24,214 | $374.8K | 0.00% | +103+0.4% | Added |
| Jane Street Group, LLC | 22,814 | $353.2K | 0.00% | +22,814 | New |
| Virginia Retirement Systems Et Al | 21,500 | $332.8K | 0.00% | +6,100+39.6% | Added |
| Louisiana State Employees Retirement System | 21,000 | $325.1K | 0.01% | −400−1.9% | Reduced |
| Janus Henderson Group PLC | 20,076 | $310.7K | 0.00% | +20,076 | New |
| Mirae Asset Global Investments Co., Ltd. | 18,835 | $291.6K | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 18,771 | $291.0K | 0.00% | −1,610−7.9% | Reduced |
| Versor Investments LP | 18,700 | $289.5K | 0.04% | −6,000−24.3% | Reduced |