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, Q4 2023
Institutional positions in Octave Specialty Group Inc as of Dec 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
- 174
- +7 vs. Q3 2023
- Shares held
- 38.1M
- +1.87M (+5.2%) vs. Q3 2023
- Total value
- $628.4M
- +$189.7M (+43.2%) vs. Q3 2023
- New holders
- 28
- 56 more added
- Sold out
- 21
- 60 more reduced
Compare with Q3 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, Q4 2023
Shares, value and share of portfolio for each institution holding Octave Specialty Group Inc; share changes are against Q3 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Belvedere Trading LLC | 21,266 | $350.5K | 0.03% | −12,699−37.4% | Reduced |
| Comerica Bank | 20,658 | $340.4K | 0.00% | −90−0.4% | Reduced |
| Verition Fund Management LLC | 20,406 | $336.3K | 0.00% | −28,465−58.2% | Reduced |
| Janus Henderson Group PLC | 20,019 | $330.2K | 0.00% | −36−0.2% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 19,837 | $326.9K | 0.00% | 00.0% | Unchanged |
| Interval Partners, LP | 19,762 | $325.7K | 0.01% | −1,269−6.0% | Reduced |
| Graham Capital Management, L.P. | 19,584 | $322.7K | 0.01% | −671−3.3% | Reduced |
| Envestnet Asset Management Inc | 18,597 | $306.5K | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 17,075 | $281.0K | 0.00% | −1,096−6.0% | Reduced |
| Maryland State Retirement & Pension System | 16,687 | $275.0K | 0.01% | 00.0% | Unchanged |
| Royal Bank of Canada | 16,449 | $272.0K | 0.00% | +8,827+115.8% | Added |
| Manufacturers Life Insurance Company, The | 16,185 | $266.7K | 0.00% | 00.0% | Unchanged |
| HRT Financial LP | 15,859 | $261.0K | 0.00% | −6,730−29.8% | Reduced |
| Gsa Capital Partners LLP | 15,183 | $250.0K | 0.02% | +15,183 | New |
| BNP Paribas Arbitrage, SA | 15,052 | $248.1K | 0.00% | −4,159−21.6% | Reduced |
| New York State Common Retirement Fund | 14,985 | $247.0K | 0.00% | −3,372−18.4% | Reduced |
| Balyasny Asset Management LLC | 14,857 | $244.8K | 0.00% | +14,857 | New |
| KLCM Advisors, Inc. | 14,000 | $230.7K | 0.04% | 00.0% | Unchanged |
| Pathstone Holdings, LLC | 13,298 | $219.2K | 0.00% | +13,298 | New |
| Oregon Public Employees Retirement Fund | 13,198 | $217.5K | 0.00% | −300−2.2% | Reduced |
| Deerfield Management Company, L.P. (Series C) | 12,673 | $208.9K | 0.00% | +12,673 | New |
| Arizona State Retirement System | 12,664 | $208.7K | 0.00% | −240−1.9% | Reduced |
| State Board of Administration of Florida Retirement System | 12,630 | $208.1K | 0.00% | 00.0% | Unchanged |
| Teachers Retirement System of the State of Kentucky | 12,301 | $202.0K | 0.00% | 00.0% | Unchanged |
| State of Wyoming | 12,111 | $199.6K | 0.04% | +555+4.8% | Added |
| Everence Capital Management Inc | 10,910 | $180.0K | 0.01% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 10,809 | $178.1K | 0.00% | −6,555−37.8% | Reduced |
| Cornerstone Investment Partners, LLC | 10,807 | $178.1K | 0.01% | +10,807 | New |
| Schonfeld Strategic Advisors LLC | 10,100 | $166.4K | 0.00% | +10,100 | New |
| Long Focus Capital Management, LLC | 10,000 | $164.8K | 0.02% | 00.0% | Unchanged |
| Victory Capital Management Inc | 10,000 | $164.8K | 0.00% | +10,000 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 8,189 | $135.0K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 7,268 | $119.8K | 0.00% | +2,206+43.6% | Added |
| Amundi | 6,006 | $93.9K | 0.00% | +33+0.6% | Added |
| Allspring Global Investments Holdings, LLC | 5,397 | $88.9K | 0.00% | −10,148−65.3% | Reduced |
| Ameritas Investment Partners, Inc. | 4,583 | $75.5K | 0.00% | +785+20.7% | Added |
| Nisa Investment Advisors, LLC | 3,014 | $49.7K | 0.00% | +200+7.1% | Added |
| Gladius Capital Management LP | 2,638 | $43.5K | 0.03% | +110+4.4% | Added |
| The PNC Financial Services Group, Inc. | 2,613 | $43.1K | 0.00% | −234−8.2% | Reduced |
| Metropolitan Life Insurance Co | 2,437 | $40.2K | 0.00% | 00.0% | Unchanged |
| Aquatic Capital Management LLC | 2,100 | $35.0K | 0.00% | +2,100 | New |
| KBC Group NV | 1,666 | $27.0K | 0.00% | −548−24.8% | Reduced |
| Covestor Ltd | 1,556 | $26.0K | 0.02% | +890+133.6% | Added |
| Lazard Asset Management LLC | 1,371 | $22.0K | 0.00% | −320−18.9% | Reduced |
| Public Employees Retirement System of Ohio | 1,170 | $19.3K | 0.00% | −49−4.0% | Reduced |
| Financial Management Professionals, Inc. | 1,007 | $17.0K | 0.00% | +1,007 | New |
| US Bancorp | 980 | $16.1K | 0.00% | +443+82.5% | Added |
| AJOVista, LLC | 626 | $10.3K | 0.01% | +626 | New |
| Lindbrook Capital, LLC | 549 | $9.05K | 0.00% | 00.0% | Unchanged |
| Robeco Institutional Asset Management B.V. | 526 | $8.67K | 0.00% | +526 | New |
| Wiser Advisor Group LLC | 500 | $8.24K | 0.01% | +500 | New |
| West Tower Group, LLC | 479 | $7.89K | 0.02% | +479 | New |
| Fifth Third Bancorp | 429 | $7.07K | 0.00% | 00.0% | Unchanged |
| Huntington National Bank | 381 | $6.28K | 0.00% | +381 | New |
| Quarry LP | 353 | $5.82K | 0.00% | −528−59.9% | Reduced |
| Qube Research & Technologies Ltd | 333 | $5.49K | 0.00% | −274,462−99.9% | Reduced |
| Fortitude Family Office, LLC | 329 | $5.42K | 0.00% | +329 | New |
| Quadrant Capital Group LLC | 322 | $5.31K | 0.00% | +44+15.8% | Added |
| GAMMA Investing LLC | 321 | $5.22K | 0.00% | +321 | New |
| Bessemer Group Inc | 293 | $5.00K | 0.00% | 00.0% | Unchanged |
| Capital Analysts, LLC | 325 | $5.00K | 0.00% | 00.0% | Unchanged |
| Red Tortoise LLC | 180 | $2.97K | 0.00% | 00.0% | Unchanged |
| DiNuzzo Private Wealth, Inc. | 177 | $2.92K | 0.00% | +177 | New |
| Barrow Hanley Mewhinney & Strauss LLC | 150 | $2.47K | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 84 | $1.38K | 0.00% | −22−20.8% | Reduced |
| Capital Advisors, Ltd. LLC | 55 | $1.00K | 0.00% | 00.0% | Unchanged |
| Massmutual Trust Co FSB | 58 | $956 | 0.00% | 00.0% | Unchanged |
| Lee Financial Co | 36 | $594 | 0.00% | 00.0% | Unchanged |
| Rothschild Investment LLC | 32 | $527 | 0.00% | +32 | New |
| Farmers & Merchants Investments Inc | 31 | $511 | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 24 | $396 | 0.00% | +24 | New |
| Versant Capital Management, Inc | 19 | $313 | 0.00% | −64−77.1% | Reduced |
| Parkside Financial Bank & Trust | 13 | $215 | 0.00% | −202−94.0% | Reduced |
| Farther Finance Advisors, LLC | 2 | $33 | 0.00% | +2 | New |
| Bank of Montreal | 0 | $0 | 0.00% | −204,023−100.0% | Sold out |
| Arrowstreet Capital, Limited Partnership | 0 | $0 | 0.00% | −106,459−100.0% | Sold out |
| Dark Forest Capital Management LP | 0 | $0 | 0.00% | −31,505−100.0% | Sold out |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 0 | $0 | 0.00% | −30,288−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −27,350−100.0% | Sold out |
| Wellington Management Group LLP | 0 | $0 | 0.00% | −24,839−100.0% | Sold out |
| Vident Advisory, LLC | 0 | $0 | 0.00% | −20,252−100.0% | Sold out |
| Nebula Research & Development LLC | 0 | $0 | 0.00% | −15,202−100.0% | Sold out |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −15,060−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −12,495−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −11,655−100.0% | Sold out |
| Occudo Quantitative Strategies LP | 0 | $0 | 0.00% | −10,469−100.0% | Sold out |
| Counterpoint Mutual Funds LLC | 0 | $0 | 0.00% | −10,374−100.0% | Sold out |
| Sherbrooke Park Advisers LLC | 0 | $0 | 0.00% | −10,100−100.0% | Sold out |
| Clearstead Advisors, LLC | 0 | $0 | 0.00% | −6,000−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −2,739−100.0% | Sold out |
| Dorsey Wright & Associates | 0 | $0 | 0.00% | −1,610−100.0% | Sold out |
| Steward Partners Investment Advisory, LLC | 0 | $0 | 0.00% | −177−100.0% | Sold out |
| Signaturefd, LLC | 0 | $0 | 0.00% | −144−100.0% | Sold out |
| CWM, LLC | 0 | $0 | 0.00% | −60−100.0% | Sold out |
| IFP Advisors, Inc | 0 | $0 | 0.00% | −19−100.0% | Sold out |