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 2024
Institutional positions in Octave Specialty Group Inc as of Dec 31, 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
- 181
- +1 vs. Q3 2024
- Shares held
- 41.5M
- +1.22M (+3.0%) vs. Q3 2024
- Total value
- $522.4M
- +$72.7M (+16.2%) vs. Q3 2024
- New holders
- 24
- 68 more added
- Sold out
- 23
- 55 more reduced
Compare with Q3 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, Q4 2024
Shares, value and share of portfolio for each institution holding Octave Specialty Group Inc; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Two Sigma Advisers, LP | 21,100 | $266.9K | 0.00% | +21,100 | New |
| Janus Henderson Group PLC | 19,792 | $250.3K | 0.00% | 00.0% | Unchanged |
| Oxford Asset Management LLP | 18,317 | $231.7K | 0.10% | +18,317 | New |
| Yousif Capital Management, LLC | 18,075 | $228.6K | 0.00% | −165−0.9% | Reduced |
| AQR Capital Management LLC | 17,837 | $225.6K | 0.00% | +2,585+16.9% | Added |
| Manufacturers Life Insurance Company, The | 16,351 | $206.8K | 0.00% | −463−2.8% | Reduced |
| Comerica Bank | 16,296 | $206.1K | 0.00% | −536−3.2% | Reduced |
| Group One Trading, L.P. | 16,116 | $203.9K | 0.01% | +6,352+65.1% | Added |
| Maryland State Retirement & Pension System | 15,927 | $201.5K | 0.00% | +15,927 | New |
| Mraz, Amerine & Associates, Inc. | 14,900 | $188.5K | 0.03% | −700−4.5% | Reduced |
| Voya Investment Management LLC | 14,115 | $178.6K | 0.00% | −22,682−61.6% | Reduced |
| KLCM Advisors, Inc. | 14,000 | $177.1K | 0.02% | 00.0% | Unchanged |
| Amalgamated Bank | 13,940 | $176.0K | 0.00% | +682+5.1% | Added |
| Arizona State Retirement System | 13,768 | $174.2K | 0.00% | +745+5.7% | Added |
| ProShare Advisors LLC | 13,756 | $174.0K | 0.00% | +13,756 | New |
| Freestone Grove Partners LP | 13,494 | $170.7K | 0.00% | +13,494 | New |
| State Board of Administration of Florida Retirement System | 12,630 | $159.8K | 0.00% | 00.0% | Unchanged |
| Franklin Resources Inc | 12,477 | $157.8K | 0.00% | −13,372−51.7% | Reduced |
| KLP Kapitalforvaltning AS | 12,400 | $156.9K | 0.00% | +12,400 | New |
| Bank of Montreal | 12,357 | $156.3K | 0.00% | +2,018+19.5% | Added |
| Teachers Retirement System of the State of Kentucky | 12,301 | $155.0K | 0.00% | 00.0% | Unchanged |
| Axq Capital, LP | 12,112 | $153.2K | 0.07% | +12,112 | New |
| Aigen Investment Management, LP | 11,539 | $146.0K | 0.03% | +11,539 | New |
| Oregon Public Employees Retirement Fund | 11,198 | $141.7K | 0.00% | 00.0% | Unchanged |
| State of Tennessee, Treasury Department | 11,095 | $140.4K | 0.00% | −486−4.2% | Reduced |
| Cornerstone Investment Partners, LLC | 10,323 | $130.6K | 0.01% | +8+0.1% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 10,128 | $128.1K | 0.00% | −12−0.1% | Reduced |
| Bayesian Capital Management, LP | 10,076 | $127.5K | 0.02% | +10,076 | New |
| New York State Common Retirement Fund | 10,073 | $127.4K | 0.00% | 00.0% | Unchanged |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 9,826 | $124.3K | 0.00% | 00.0% | Unchanged |
| Police & Firemen's Retirement System of New Jersey | 9,202 | $116.4K | 0.00% | +9,202 | New |
| Aquatic Capital Management LLC | 8,330 | $105.4K | 0.00% | +8,330 | New |
| Point72 Asset Management, L.P. | 7,300 | $92.3K | 0.00% | +7,300 | New |
| Royal Bank of Canada | 5,987 | $76.0K | 0.00% | −20,847−77.7% | Reduced |
| Point72 (DIFC) Ltd | 5,693 | $72.0K | 0.01% | +1,602+39.2% | Added |
| Ameritas Investment Partners, Inc. | 4,583 | $58.0K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 2,682 | $33.9K | 0.00% | −6,914−72.1% | Reduced |
| CI Private Wealth, LLC | 28,220 | $33.6K | 0.00% | +60.0% | Added |
| State of Wyoming | 2,592 | $32.8K | 0.00% | −22,247−89.6% | Reduced |
| The PNC Financial Services Group, Inc. | 1,663 | $21.0K | 0.00% | +32+2.0% | Added |
| GAMMA Investing LLC | 1,529 | $19.3K | 0.00% | +939+159.2% | Added |
| Sterling Capital Management LLC | 1,390 | $17.6K | 0.00% | −4,144−74.9% | Reduced |
| Public Employees Retirement System of Ohio | 1,257 | $15.9K | 0.00% | +1,257 | New |
| Harbor Capital Advisors, Inc. | 991 | $13.0K | 0.00% | +160+19.3% | Added |
| Nisa Investment Advisors, LLC | 1,001 | $12.7K | 0.00% | −4−0.4% | Reduced |
| US Bancorp | 691 | $8.74K | 0.00% | −65−8.6% | Reduced |
| Lindbrook Capital, LLC | 633 | $8.01K | 0.00% | +43+7.3% | Added |
| Advisor Group Holdings, Inc. | 593 | $7.50K | 0.00% | +37+6.7% | Added |
| Wiser Advisor Group LLC | 500 | $6.33K | 0.01% | 00.0% | Unchanged |
| Bessemer Group Inc | 442 | $6.00K | 0.00% | 00.0% | Unchanged |
| Smartleaf Asset Management LLC | 467 | $5.79K | 0.00% | +171+57.8% | Added |
| Barrow Hanley Mewhinney & Strauss LLC | 450 | $5.69K | 0.00% | +409+997.6% | Added |
| Fifth Third Bancorp | 429 | $5.43K | 0.00% | 00.0% | Unchanged |
| Venturi Wealth Management, LLC | 375 | $4.74K | 0.00% | 00.0% | Unchanged |
| Skopos Labs, Inc. | 352 | $4.45K | 0.00% | +352 | New |
| Capital Analysts, LLC | 325 | $4.00K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 333 | $4.00K | 0.00% | +228+217.1% | Added |
| Pinnacle Holdings, LLC | 186 | $2.35K | 0.00% | 00.0% | Unchanged |
| Red Tortoise LLC | 180 | $2.28K | 0.00% | 00.0% | Unchanged |
| DiNuzzo Private Wealth, Inc. | 177 | $2.24K | 0.00% | 00.0% | Unchanged |
| Huntington National Bank | 158 | $2.00K | 0.00% | −223−58.5% | Reduced |
| Assetmark, Inc | 158 | $2.00K | 0.00% | −13−7.6% | Reduced |
| Hexagon Capital Partners LLC | 153 | $1.94K | 0.00% | +153 | New |
| Massmutual Trust Co FSB | 152 | $1.92K | 0.00% | +94+162.1% | Added |
| Quadrant Capital Group LLC | 147 | $1.86K | 0.00% | +46+45.5% | Added |
| Rothschild Investment LLC | 142 | $1.80K | 0.00% | +50+54.3% | Added |
| Point72 Asia (Singapore) Pte. Ltd. | 129 | $1.63K | 0.00% | −1,297−91.0% | Reduced |
| Farther Finance Advisors, LLC | 89 | $1.13K | 0.00% | 00.0% | Unchanged |
| Capital Advisors, Ltd. LLC | 76 | $1.00K | 0.00% | +21+38.2% | Added |
| Covestor Ltd | 112 | $1.00K | 0.00% | +18+19.1% | Added |
| Parallel Advisors, LLC | 61 | $772 | 0.00% | −23−27.4% | Reduced |
| Farmers & Merchants Investments Inc | 31 | $392 | 0.00% | 00.0% | Unchanged |
| Legacy Investment Solutions, LLC | 25 | $287 | 0.00% | 00.0% | Unchanged |
| Legacy Wealth Managment, LLC | 25 | $287 | 0.00% | 00.0% | Unchanged |
| Versant Capital Management, Inc | 19 | $240 | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 19 | $215 | 0.00% | 00.0% | Unchanged |
| Principal Securities, Inc. | 16 | $202 | 0.00% | +16 | New |
| Umb Bank N A | 15 | $190 | 0.00% | 00.0% | Unchanged |
| IFP Advisors, Inc | 0 | $152 | 0.00% | 0 | New |
| SBI Securities Co., Ltd. | 10 | $127 | 0.00% | +10 | New |
| GWM Advisors LLC | 5 | $63 | 0.00% | 00.0% | Unchanged |
| Hillsdale Investment Management Inc. | 0 | $0 | 0.00% | −230,200−100.0% | Sold out |
| Allianz Asset Management GmbH | 0 | $0 | 0.00% | −84,926−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −52,673−100.0% | Sold out |
| Acadian Asset Management LLC | 0 | $0 | 0.00% | −48,114−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −43,816−100.0% | Sold out |
| Man Group plc | 0 | $0 | 0.00% | −42,348−100.0% | Sold out |
| LPL Financial LLC | 0 | $0 | 0.00% | −36,240−100.0% | Sold out |
| Quest Partners LLC | 0 | $0 | 0.00% | −35,388−100.0% | Sold out |
| Paloma Partners Management Co | 0 | $0 | 0.00% | −33,068−100.0% | Sold out |
| Magnetar Financial LLC | 0 | $0 | 0.00% | −24,403−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −24,044−100.0% | Sold out |
| Teacher Retirement System of Texas | 0 | $0 | 0.00% | −18,919−100.0% | Sold out |
| Wexford Capital LP | 0 | $0 | 0.00% | −18,000−100.0% | Sold out |
| GTS Securities LLC | 0 | $0 | 0.00% | −17,092−100.0% | Sold out |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −16,467−100.0% | Sold out |
| Interval Partners, LP | 0 | $0 | 0.00% | −10,238−100.0% | Sold out |
| Long Focus Capital Management, LLC | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| nVerses Capital, LLC | 0 | $0 | 0.00% | −9,600−100.0% | Sold out |
| Catalyst Funds Management Pty Ltd | 0 | $0 | 0.00% | −3,000−100.0% | Sold out |