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 |
|---|---|---|---|---|---|
| Teacher Retirement System of Texas | 47,508 | $573.0K | 0.00% | +6,890+17.0% | Added |
| New York State Teachers Retirement System | 47,934 | $578.0K | 0.00% | −800−1.6% | Reduced |
| Franklin Resources Inc | 48,339 | $583.0K | 0.00% | −4,808−9.0% | Reduced |
| Royce & Associates LP | 48,578 | $585.9K | 0.01% | +9,233+23.5% | Added |
| Verition Fund Management LLC | 48,871 | $589.4K | 0.01% | −8,000−14.1% | Reduced |
| California State Teachers Retirement System | 49,813 | $600.7K | 0.00% | −4,763−8.7% | Reduced |
| State of Tennessee, Treasury Department | 50,676 | $611.2K | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 54,080 | $652.2K | 0.00% | +19,861+58.0% | Added |
| LPL Financial LLC | 58,274 | $702.8K | 0.00% | −4,748−7.5% | Reduced |
| State of Wisconsin Investment Board | 58,724 | $708.2K | 0.00% | +47,643+430.0% | Added |
| UBS Asset Management Americas Inc | 59,394 | $716.3K | 0.00% | +10,377+21.2% | Added |
| Squarepoint Ops LLC | 65,357 | $788.2K | 0.00% | +41,406+172.9% | Added |
| JPMorgan Chase & Co | 65,477 | $789.7K | 0.00% | −70,629−51.9% | Reduced |
| Caxton Associates LP | 66,165 | $798.0K | 0.11% | +22,537+51.7% | Added |
| Man Group plc | – | $823.2K | 0.00% | – | – |
| Norges Bank | 75,000 | $904.5K | 0.00% | −18,400−19.7% | Reduced |
| Millennium Management LLC | 92,127 | $1.11M | 0.00% | +80,307+679.4% | Added |
| Exchange Traded Concepts, LLC | 95,581 | $1.15M | 0.03% | +46,508+94.8% | Added |
| Swiss National Bank | 98,600 | $1.19M | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 100,173 | $1.21M | 0.00% | +29,833+42.4% | Added |
| Credit Suisse AG | 101,544 | $1.22M | 0.00% | +4,864+5.0% | Added |
| Arrowstreet Capital, Limited Partnership | 106,459 | $1.28M | 0.00% | −689,223−86.6% | Reduced |
| Legal & General Group Plc | 119,804 | $1.44M | 0.00% | −4,436−3.6% | Reduced |
| Gator Capital Management, LLC | 121,435 | $1.46M | 1.04% | −19,500−13.8% | Reduced |
| First Trust Advisors LP | 121,538 | $1.47M | 0.00% | +121,538 | New |
| Renaissance Technologies LLC | 125,544 | $1.51M | 0.00% | −100,800−44.5% | Reduced |
| Public Sector Pension Investment Board | 127,995 | $1.54M | 0.01% | −24,452−16.0% | Reduced |
| Empowered Funds, LLC | 128,250 | $1.55M | 0.05% | +10,428+8.9% | Added |
| Russell Investments Group, Ltd. | 130,069 | $1.57M | 0.00% | +16,094+14.1% | Added |
| Gendell Jeffrey L | 130,296 | $1.57M | 0.09% | 00.0% | Unchanged |
| Brandywine Global Investment Management, LLC | 134,908 | $1.63M | 0.01% | +16,200+13.6% | Added |
| Rhumbline Advisers | 145,455 | $1.75M | 0.00% | −3,077−2.1% | Reduced |
| Citadel Advisors LLC | 148,498 | $1.79M | 0.00% | +88,409+147.1% | Added |
| Wells Fargo & Company | 159,959 | $1.93M | 0.00% | −19,794−11.0% | Reduced |
| Los Angeles Capital Management LLC | 164,191 | $1.98M | 0.01% | +140,260+586.1% | Added |
| Jane Street Group, LLC | 185,269 | $2.23M | 0.00% | +130,855+240.5% | Added |
| Ameriprise Financial Inc | 194,486 | $2.35M | 0.00% | +30,318+18.5% | Added |
| Harbor Advisors LLC | 196,382 | $2.37M | 0.51% | 00.0% | Unchanged |
| Bank of Montreal | 204,023 | $2.62M | 0.00% | +204,023 | New |
| Prudential Financial Inc | 236,062 | $2.85M | 0.00% | +20,000+9.3% | Added |
| Voya Investment Management LLC | 240,374 | $2.90M | 0.00% | −828−0.3% | Reduced |
| Principal Financial Group Inc | 265,431 | $3.20M | 0.00% | −5,972−2.2% | Reduced |
| Allianz Asset Management GmbH | 273,833 | $3.30M | 0.01% | +15,968+6.2% | Added |
| Qube Research & Technologies Ltd | 274,795 | $3.31M | 0.01% | +166,239+153.1% | Added |
| HSBC Holdings PLC | 305,185 | $3.72M | 0.00% | +65,366+27.3% | Added |
| Bridgeway Capital Management, LLC | 378,250 | $4.56M | 0.11% | +10,428+2.8% | Added |
| D. E. Shaw & Co., Inc. | 394,977 | $4.76M | 0.01% | +64,908+19.7% | Added |
| Jupiter Asset Management Ltd | 408,719 | $4.93M | 0.05% | +160,709+64.8% | Added |
| Hotchkis & Wiley Capital Management LLC | 415,040 | $5.01M | 0.02% | +415,040 | New |
| American Century Companies Inc | 427,678 | $5.16M | 0.00% | +73,191+20.6% | Added |
| Bank of New York Mellon Corp | 469,674 | $5.66M | 0.00% | −6,412−1.3% | Reduced |
| AQR Capital Management LLC | 501,124 | $6.04M | 0.01% | −188,247−27.3% | Reduced |
| Northern Trust Corp | 501,729 | $6.05M | 0.00% | +620.0% | Added |
| Nuveen Asset Management, LLC | 567,642 | $6.85M | 0.00% | −1,567−0.3% | Reduced |
| Morgan Stanley | 578,845 | $6.98M | 0.00% | −242,795−29.6% | Reduced |
| Charles Schwab Investment Management Inc | 640,084 | $7.72M | 0.00% | +14,466+2.3% | Added |
| Goldman Sachs Group Inc | 671,227 | $8.09M | 0.00% | +292,784+77.4% | Added |
| Bracebridge Capital, LLC | 799,234 | $9.64M | 8.63% | 00.0% | Unchanged |
| Invesco Ltd. | 885,456 | $10.7M | 0.00% | +49,529+5.9% | Added |
| Geode Capital Management, LLC | 901,255 | $10.9M | 0.00% | +28,564+3.3% | Added |
| Boussard & Gavaudan Investment Management LLP | 1,373,651 | $16.8M | 1.97% | −16,837−1.2% | Reduced |
| Repertoire Partners LP | 1,521,770 | $18.4M | 30.46% | −720,783−32.1% | Reduced |
| State Street Corp | 1,609,573 | $19.4M | 0.00% | +75,328+4.9% | Added |
| FMR LLC | 2,020,168 | $24.4M | 0.00% | +26,012+1.3% | Added |
| Dimensional Fund Advisors LP | 2,537,946 | $30.6M | 0.01% | +366,605+16.9% | Added |
| Vanguard Group Inc | 4,823,779 | $58.2M | 0.00% | −135,709−2.7% | Reduced |
| BlackRock Inc. | 6,830,561 | $82.4M | 0.00% | −3,789−0.1% | Reduced |
| Two Seas Capital LP | 0 | $0 | 0.00% | −187,568−100.0% | Sold out |
| National Asset Management, Inc. | 0 | $0 | 0.00% | −165,988−100.0% | Sold out |
| Wolverine Trading, LLC | 0 | $0 | 0.00% | −155,878−100.0% | Sold out |
| Walleye Trading LLC | 0 | $0 | 0.00% | −91,934−100.0% | Sold out |
| Voloridge Investment Management, LLC | 0 | $0 | 0.00% | −82,582−100.0% | Sold out |
| Gsa Capital Partners LLP | 0 | $0 | 0.00% | −72,571−100.0% | Sold out |
| CWM Advisors, LLC | 0 | $0 | 0.00% | −41,652−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −28,430−100.0% | Sold out |
| Ci Investments Inc. | 0 | $0 | 0.00% | −24,109−100.0% | Sold out |
| Versor Investments LP | 0 | $0 | 0.00% | −17,400−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −8,956−100.0% | Sold out |
| STRS Ohio | 0 | $0 | 0.00% | −6,300−100.0% | Sold out |
| Robeco Institutional Asset Management B.V. | 0 | $0 | 0.00% | −2,674−100.0% | Sold out |
| GWM Advisors LLC | 0 | $0 | 0.00% | −181−100.0% | Sold out |
| Impact Partnership Wealth, LLC | 0 | $0 | 0.00% | −83−100.0% | Sold out |
| EA Series Trust | – | – | – | – | Not filed |