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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 2022

Institutional positions in Octave Specialty Group Inc as of Dec 31, 2022. 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
+16 vs. Q3 2022
Shares held
34.5M
+3.14M (+10.0%) vs. Q3 2022
Total value
$600.4M
+$200.8M (+50.2%) vs. Q3 2022
New holders
41
56 more added
Sold out
25
41 more reduced

3 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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.

Institutional holdersQ4 2022: 167 institutions
Q1 2021: 140 institutionsQ2 2021: 126 institutionsQ3 2021: 133 institutionsQ4 2021: 135 institutionsQ1 2022: 150 institutionsQ2 2022: 141 institutionsQ3 2022: 154 institutionsQ4 2022: 167 institutionsQ1 2023: 160 institutionsQ2 2023: 160 institutionsQ3 2023: 167 institutionsQ4 2023: 174 institutionsQ1 2024: 172 institutionsQ2 2024: 182 institutionsQ3 2024: 180 institutionsQ4 2024: 181 institutionsQ1 2025: 176 institutionsQ2 2025: 147 institutionsQ3 2025: 130 institutionsQ4 2025: 144 institutionsQ1 2026: 148 institutionsQ2 2026: 147 institutions
Value heldQ4 2022: $600.4M
Q1 2021: $611.7MQ2 2021: $565.0MQ3 2021: $516.2MQ4 2021: $598.9MQ1 2022: $392.1MQ2 2022: $386.6MQ3 2022: $400.7MQ4 2022: $600.4MQ1 2023: $596.2MQ2 2023: $529.6MQ3 2023: $438.7MQ4 2023: $628.4MQ1 2024: $591.5MQ2 2024: $495.9MQ3 2024: $449.6MQ4 2024: $522.4MQ1 2025: $327.5MQ2 2025: $262.5MQ3 2025: $303.6MQ4 2025: $270.0MQ1 2026: $151.4MQ2 2026: $187.6M
Institutions holding OSG and their total value by quarter
QuarterHoldersValue
Q2 2026147$187.6M
Q1 2026148$151.4M
Q4 2025144$270.0M
Q3 2025130$303.6M
Q2 2025147$262.5M
Q1 2025176$327.5M
Q4 2024181$522.4M
Q3 2024180$449.6M
Q2 2024182$495.9M
Q1 2024172$591.5M
Q4 2023174$628.4M
Q3 2023167$438.7M
Q2 2023160$529.6M
Q1 2023160$596.2M
Q4 2022167$600.4M
Q3 2022154$400.7M
Q2 2022141$386.6M
Q1 2022150$392.1M
Q4 2021135$598.9M
Q3 2021133$516.2M
Q2 2021126$565.0M
Q1 2021140$611.7M

Institutions, Q4 2022

Shares, value and share of portfolio for each institution holding Octave Specialty Group Inc; share changes are against Q3 2022.

Institutions holding OSG in Q4 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Rockefeller Capital Management L.P.13$00.00%00.0%Unchanged
Farmers & Merchants Investments Inc31$5410.00%00.0%Unchanged
Lee Financial Co36$6280.00%00.0%Unchanged
Massmutual Trust Co FSB58$1.00K0.00%00.0%Unchanged
Capital Advisors, Ltd. LLC55$1.00K0.00%00.0%Unchanged
IFP Advisors, Inc19$1.00K0.00%+19New
Parallel Advisors, LLC106$1.85K0.00%−9−7.8%Reduced
Quadrant Capital Group LLC135$2.35K0.00%−55−28.9%Reduced
CWM, LLC147$3.00K0.00%+19+14.8%Added
Steward Partners Investment Advisory, LLC177$3.09K0.00%00.0%Unchanged
Red Tortoise LLC180$3.14K0.00%+180New
Federated Hermes, Inc.181$3.16K0.00%+181New
EverSource Wealth Advisors, LLC197$3.44K0.00%00.0%Unchanged
Parkside Financial Bank & Trust215$3.75K0.00%00.0%Unchanged
Versant Capital Management, Inc274$4.78K0.00%−89−24.5%Reduced
TCI Wealth Advisors, Inc.314$5.48K0.00%+171+119.6%Added
Signaturefd, LLC318$5.55K0.00%00.0%Unchanged
US Bancorp331$5.77K0.00%+52+18.6%Added
Capital Analysts, LLC325$6.00K0.00%00.0%Unchanged
ICA Group Wealth Management, LLC354$6.17K0.00%+354New
Money Concepts Capital Corp378$6.59K0.00%+378New
Fifth Third Bancorp429$7.48K0.00%00.0%Unchanged
Advisor Group Holdings, Inc.477$8.00K0.00%+177+59.0%Added
Sutton Wealth Advisors Inc.603$10.5K0.00%00.0%Unchanged
Lindbrook Capital, LLC644$11.2K0.00%00.0%Unchanged
Allspring Global Investments Holdings, LLC1,180$20.6K0.00%+1,180New
Quarry LP1,519$26.5K0.03%+1,519New
Public Employees Retirement System of Ohio1,543$27.0K0.00%−3,669−70.4%Reduced
Gyon Technologies Capital Management, LP1,582$27.6K0.01%+1,582New
Dorsey Wright & Associates1,666$29.1K0.01%+1,666New
Balyasny Asset Management LLC1,907$33.3K0.00%+1,907New
The PNC Financial Services Group, Inc.2,772$48.3K0.00%−39−1.4%Reduced
Nisa Investment Advisors, LLC2,814$49.0K0.00%00.0%Unchanged
Metropolitan Life Insurance Co2,874$50.1K0.00%00.0%Unchanged
Ameritas Investment Partners, Inc.3,798$65.5K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)3,914$69.0K0.00%−2,172−35.7%Reduced
KBC Group NV3,972$69.0K0.00%00.0%Unchanged
Royal Bank of Canada5,471$94.0K0.00%+4,399+410.4%Added
Pathstone Family Office, LLC12,450$98.1K0.00%+12,450New
Walleye Trading LLC7,615$132.8K0.00%−97,349−92.7%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)8,189$142.8K0.00%+1,359+19.9%Added
Long Focus Capital Management, LLC10,000$174.4K0.03%00.0%Unchanged
Y-Intercept (Hong Kong) Ltd10,871$189.6K0.03%−7,278−40.1%Reduced
Everence Capital Management Inc10,910$190.0K0.02%00.0%Unchanged
Caption Management, LLC10,900$190.1K0.03%−7,521−40.8%Reduced
Teachers Retirement System of the State of Kentucky11,512$201.0K0.00%00.0%Unchanged
State of Wyoming12,009$209.4K0.07%+2,332+24.1%Added
Natixis Advisors, L.P.12,112$211.0K0.00%+12,112New
Walleye Capital LLC12,273$214.0K0.00%+12,273New
Arizona State Retirement System12,687$221.3K0.00%+447+3.7%Added
KLCM Advisors, Inc.14,000$244.2K0.05%+2,000+16.7%Added
Counterpoint Mutual Funds LLC14,463$252.2K0.27%+6,251+76.1%Added
Ensign Peak Advisors, Inc14,700$256.4K0.00%−15,200−50.8%Reduced
Man Group plc14,795$258.0K0.00%+14,795New
Oregon Public Employees Retirement Fund14,967$261.0K0.00%+85+0.6%Added
Simplex Trading, LLC15,399$268.0K0.01%−82,455−84.3%Reduced
Virginia Retirement Systems Et Al15,400$268.6K0.00%+15,400New
HighTower Advisors, LLC15,654$273.0K0.00%+15,654New
State Board of Administration of Florida Retirement System16,040$279.7K0.00%−4,910−23.4%Reduced
Manufacturers Life Insurance Company, The16,641$290.2K0.00%−1,197−6.7%Reduced
XTX Topco Ltd17,118$298.5K0.06%+17,118New
State of Tennessee, Treasury Department18,242$318.0K0.00%00.0%Unchanged
Maryland State Retirement & Pension System18,569$323.8K0.01%00.0%Unchanged
Mirae Asset Global Investments Co., Ltd.18,835$328.5K0.00%00.0%Unchanged
Renaissance Technologies LLC18,944$330.0K0.00%−41,956−68.9%Reduced
Amalgamated Bank20,381$355.0K0.00%+67+0.3%Added
Louisiana State Employees Retirement System21,400$373.0K0.01%−100−0.5%Reduced
Quantbot Technologies LP21,433$373.8K0.03%+21,433New
Voya Investment Management LLC23,713$413.6K0.00%+5,737+31.9%Added
American International Group, Inc.24,111$420.5K0.00%−190−0.8%Reduced
Quadrature Capital Ltd24,218$422.5K0.01%+24,218New
Engineers Gate Manager LP24,367$425.0K0.03%+24,367New
MetLife Investment Management24,566$428.4K0.00%00.0%Unchanged
Versor Investments LP24,700$430.8K0.04%+24,700New
Wellington Management Group LLP24,839$433.2K0.00%+24,839New
Comerica Bank26,527$448.0K0.00%−7,970−23.1%Reduced
Franklin Resources Inc25,970$452.9K0.00%+25,970New
Jump Financial, LLC26,600$463.9K0.02%+26,600New
Mraz, Amerine & Associates, Inc.28,030$488.8K0.12%−2,500−8.2%Reduced
Yousif Capital Management, LLC28,468$496.5K0.01%−8,280−22.5%Reduced
Texas Permanent School Fund30,086$525.0K0.01%−2,093−6.5%Reduced
Truist Financial Corp30,700$535.4K0.00%+30,700New
ExodusPoint Capital Management, LP30,931$539.0K0.01%+30,931New
State of Alaska, Department of Revenue31,314$546.0K0.01%+185+0.6%Added
Citigroup Inc32,065$559.2K0.00%+10,755+50.5%Added
New York State Common Retirement Fund32,564$567.9K0.00%+164+0.5%Added
Price T Rowe Associates Inc38,159$665.0K0.00%−5,736−13.1%Reduced
Redwood Investment Management, LLC40,000$698.0K0.09%00.0%Unchanged
Alliancebernstein L.P.40,947$714.1K0.00%−359−0.9%Reduced
BNP Paribas Arbitrage, SA43,577$760.0K0.00%−96,739−68.9%Reduced
Voloridge Investment Management, LLC43,918$765.9K0.00%+43,918New
Parallax Volatility Advisers, L.P.44,029$767.9K0.02%−42,632−49.2%Reduced
Penserra Capital Management LLC45,105$786.0K0.02%+45,105New
Great West Life Assurance Co45,693$797.0K0.00%−5,488−10.7%Reduced
New York State Teachers Retirement System47,430$827.0K0.00%−200−0.4%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys48,129$839.0K0.01%+7,162+17.5%Added
SG Americas Securities, LLC48,196$841.0K0.01%+48,196New
Barclays PLC48,827$851.5K0.00%−540,746−91.7%Reduced
Janney Montgomery Scott LLC49,996$872.0K0.00%+49,996New
Trexquant Investment LP51,327$895.1K0.03%+27,071+111.6%Added