Skip to main content

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, Q2 2023

Institutional positions in Octave Specialty Group Inc as of Jun 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
160
0 vs. Q1 2023
Shares held
37.2M
−1.63M (−4.2%) vs. Q1 2023
Total value
$529.6M
−$66.6M (−11.2%) vs. Q1 2023
New holders
22
48 more added
Sold out
22
56 more reduced

Compare with Q1 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.

Institutional holdersQ2 2023: 160 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 heldQ2 2023: $529.6M
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, Q2 2023

Shares, value and share of portfolio for each institution holding Octave Specialty Group Inc; share changes are against Q1 2023.

Institutions holding OSG in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
IFP Advisors, Inc19$3840.00%00.0%Unchanged
Farmers & Merchants Investments Inc31$4410.00%00.0%Unchanged
Lee Financial Co36$5130.00%00.0%Unchanged
Massmutual Trust Co FSB58$8260.00%00.0%Unchanged
CWM, LLC69$1.00K0.00%−78−53.1%Reduced
Capital Advisors, Ltd. LLC55$1.00K0.00%00.0%Unchanged
Impact Partnership Wealth, LLC83$1.18K0.00%+83New
Parallel Advisors, LLC106$1.51K0.00%−6−5.4%Reduced
Quadrant Capital Group LLC135$1.92K0.00%00.0%Unchanged
Barrow Hanley Mewhinney & Strauss LLC150$2.14K0.00%+150New
Steward Partners Investment Advisory, LLC177$2.52K0.00%00.0%Unchanged
Red Tortoise LLC180$2.56K0.00%00.0%Unchanged
GWM Advisors LLC181$2.58K0.00%+181New
Parkside Financial Bank & Trust215$3.06K0.00%00.0%Unchanged
Signaturefd, LLC252$3.59K0.00%00.0%Unchanged
Versant Capital Management, Inc274$3.90K0.00%00.0%Unchanged
US Bancorp347$4.94K0.00%+16+4.8%Added
Capital Analysts, LLC325$5.00K0.00%00.0%Unchanged
Fifth Third Bancorp429$6.11K0.00%00.0%Unchanged
Lindbrook Capital, LLC617$8.79K0.00%00.0%Unchanged
Covestor Ltd648$9.00K0.01%+648New
Tower Research Capital LLC (TRC)826$11.8K0.00%−255−23.6%Reduced
Public Employees Retirement System of Ohio1,250$18.0K0.00%−39,286−96.9%Reduced
Gladius Capital Management LP1,476$21.0K0.01%+1,476New
Advisor Group Holdings, Inc.1,653$23.5K0.00%+75+4.8%Added
Dorsey Wright & Associates1,666$23.7K0.01%+168+11.2%Added
Lazard Asset Management LLC1,691$24.0K0.00%+1,691New
Metropolitan Life Insurance Co2,437$34.7K0.00%+382+18.6%Added
Robeco Institutional Asset Management B.V.2,674$38.1K0.00%00.0%Unchanged
Nisa Investment Advisors, LLC2,814$40.1K0.00%00.0%Unchanged
The PNC Financial Services Group, Inc.3,101$44.2K0.00%+277+9.8%Added
Ameritas Investment Partners, Inc.3,798$54.1K0.00%00.0%Unchanged
KBC Group NV3,972$57.0K0.00%00.0%Unchanged
Federated Hermes, Inc.4,862$69.2K0.00%+3,924+418.3%Added
Royal Bank of Canada4,878$70.0K0.00%+2,201+82.2%Added
Belvedere Trading LLC5,263$74.9K0.02%+5,263New
Amundi5,973$85.1K0.00%−147−2.4%Reduced
STRS Ohio6,300$89.0K0.00%00.0%Unchanged
Quantbot Technologies LP7,273$103.6K0.01%+7,273New
Caption Management, LLC8,000$113.9K0.02%−7,000−46.7%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)8,189$116.6K0.00%00.0%Unchanged
Counterpoint Mutual Funds LLC8,934$127.2K0.12%+8,934New
Group One Trading, L.P.8,956$127.5K0.01%+8,956New
Long Focus Capital Management, LLC10,000$142.4K0.02%00.0%Unchanged
Everence Capital Management Inc10,910$152.0K0.01%00.0%Unchanged
State of Wisconsin Investment Board11,081$157.8K0.00%+11,081New
Millennium Management LLC11,820$168.3K0.00%−100,546−89.5%Reduced
State of Wyoming11,980$170.6K0.05%+2,721+29.4%Added
Teachers Retirement System of the State of Kentucky12,301$175.0K0.00%+789+6.9%Added
State Board of Administration of Florida Retirement System12,570$179.0K0.00%−3,470−21.6%Reduced
Arizona State Retirement System12,720$181.1K0.00%−310−2.4%Reduced
HighTower Advisors, LLC13,180$188.0K0.00%−98−0.7%Reduced
KLCM Advisors, Inc.14,000$199.4K0.04%00.0%Unchanged
Oregon Public Employees Retirement Fund14,098$200.8K0.00%−400−2.8%Reduced
Manufacturers Life Insurance Company, The16,185$230.5K0.00%−456−2.7%Reduced
BNP Paribas Arbitrage, SA16,580$236.1K0.00%−19,573−54.1%Reduced
Allspring Global Investments Holdings, LLC17,058$242.9K0.00%+9,272+119.1%Added
Versor Investments LP17,400$247.8K0.04%−1,300−7.0%Reduced
Maryland State Retirement & Pension System17,657$251.4K0.01%−453−2.5%Reduced
Amalgamated Bank18,171$259.0K0.00%−600−3.2%Reduced
New York State Common Retirement Fund18,357$261.4K0.00%−8,321−31.2%Reduced
Mirae Asset Global Investments Co., Ltd.18,835$268.2K0.00%00.0%Unchanged
Janus Henderson Group PLC20,053$285.5K0.00%−23−0.1%Reduced
Interval Partners, LP20,930$298.0K0.01%−8,000−27.7%Reduced
Cresset Asset Management, LLC22,368$318.5K0.00%+22,368New
Envestnet Asset Management Inc23,095$328.9K0.00%−266,468−92.0%Reduced
Truist Financial Corp23,709$337.6K0.00%−6,991−22.8%Reduced
Louisiana State Employees Retirement System23,800$338.9K0.01%+2,800+13.3%Added
American International Group, Inc.23,827$339.3K0.00%−387−1.6%Reduced
Los Angeles Capital Management LLC23,931$340.8K0.00%−40,754−63.0%Reduced
Squarepoint Ops LLC23,951$341.1K0.00%+23,951New
Ci Investments Inc.24,109$343.0K0.00%+24,109New
Yousif Capital Management, LLC24,119$343.5K0.00%−1,369−5.4%Reduced
MetLife Investment Management24,566$349.8K0.00%00.0%Unchanged
Wellington Management Group LLP24,839$353.7K0.00%00.0%Unchanged
Ensign Peak Advisors, Inc25,350$361.0K0.00%+10,650+72.4%Added
Mraz, Amerine & Associates, Inc.27,030$384.9K0.09%00.0%Unchanged
Marshall Wace, LLP28,430$404.8K0.00%+28,430New
State of Alaska, Department of Revenue29,821$424.0K0.01%−974−3.2%Reduced
Barclays PLC34,219$487.3K0.00%−7,919−18.8%Reduced
Price T Rowe Associates Inc34,515$492.0K0.00%+446+1.3%Added
Man Group plc37,893$539.6K0.00%––
UBS Group AG37,924$540.0K0.00%−801,344−95.5%Reduced
Great West Life Assurance Co38,297$545.0K0.00%−3,080−7.4%Reduced
Royce & Associates LP39,345$560.3K0.01%+6,527+19.9%Added
Texas Permanent School Fund39,593$563.8K0.01%−425−1.1%Reduced
Citigroup Inc39,932$568.6K0.00%+12,732+46.8%Added
Alliancebernstein L.P.40,250$573.2K0.00%+8,940+28.6%Added
Teacher Retirement System of Texas40,618$578.0K0.00%+40,618New
CWM Advisors, LLC41,652$593.1K0.07%+41,652New
Thrivent Financial for Lutherans43,356$617.0K0.00%−44,458−50.6%Reduced
Caxton Associates LP43,628$621.3K0.09%−77,214−63.9%Reduced
New York State Teachers Retirement System48,734$694.0K0.00%+2,504+5.4%Added
Exchange Traded Concepts, LLC49,073$698.8K0.02%00.0%Unchanged
State of Tennessee, Treasury Department50,676$721.6K0.00%+35,394+231.6%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys51,231$729.5K0.01%+3,615+7.6%Added
Franklin Resources Inc53,147$756.8K0.00%+27,191+104.8%Added
UBS Asset Management Americas Inc49,017$758.8K0.00%00.0%Unchanged
Jane Street Group, LLC54,414$774.9K0.00%+31,600+138.5%Added
California State Teachers Retirement System54,576$777.2K0.00%−1,391−2.5%Reduced