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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.

Q4 2023 vs. Q3 2023

How the institutions holding Octave Specialty Group Inc changed between Q3 2023 and Q4 2023.

All holders in Q4 2023All holders in Q3 2023

13F holders of OSG: Q3 2023 compared with Q4 2023
MeasureQ3 2023Q4 2023Change
Holders167174+7
Shares36.3M38.1M+1.87M (+5.2%)
Value$438.7M$628.4M+$189.7M (+43.2%)

New holders (28)

Institutions that held Octave Specialty Group Inc at the end of Q4 2023 but not at the end of Q3 2023.

Institutions new to OSG in Q4 2023
InstitutionSharesValue% of portfolio
Walleye Trading LLC471,975$7.78M0.12%
Walleye Capital LLC93,614$1.54M0.02%
Winton Group Ltd89,732$1.48M0.11%
Group One Trading, L.P.86,430$1.42M0.04%
Guggenheim Capital LLC80,137$1.32M0.01%
Wolverine Trading, LLC42,897$706.9K0.01%
Algert Global LLC36,950$608.9K0.02%
ClearAlpha Technologies LP30,999$510.9K0.19%
Gsa Capital Partners LLP15,183$250.0K0.02%
Balyasny Asset Management LLC14,857$244.8K0.00%
Pathstone Holdings, LLC13,298$219.2K0.00%
Deerfield Management Company, L.P. (Series C)12,673$208.9K0.00%
Cornerstone Investment Partners, LLC10,807$178.1K0.01%
Schonfeld Strategic Advisors LLC10,100$166.4K0.00%
Victory Capital Management Inc10,000$164.8K0.00%
Aquatic Capital Management LLC2,100$35.0K0.00%
Financial Management Professionals, Inc.1,007$17.0K0.00%
AJOVista, LLC626$10.3K0.01%
Robeco Institutional Asset Management B.V.526$8.67K0.00%
Wiser Advisor Group LLC500$8.24K0.01%
West Tower Group, LLC479$7.89K0.02%
Huntington National Bank381$6.28K0.00%
Fortitude Family Office, LLC329$5.42K0.00%
GAMMA Investing LLC321$5.22K0.00%
DiNuzzo Private Wealth, Inc.177$2.92K0.00%
Rothschild Investment LLC32$5270.00%
Allworth Financial LP24$3960.00%
Farther Finance Advisors, LLC2$330.00%

Sold out (21)

Institutions that held Octave Specialty Group Inc at the end of Q3 2023 and filed for Q4 2023 without it.