OSG

Octave Specialty Group

144 hedge funds and large institutions have $269M invested in Octave Specialty Group in 2025 Q4 according to their latest regulatory filings, with 32 funds opening new positions, 25 increasing their positions, 68 reducing their positions, and 14 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding

Funds holding:

less ownership

Funds ownership:

40% less funds holding in top 10

Funds holding in top 10: 53 (-2)

50% less capital invested

Capital invested by funds: $539M → $269M (-$270M)

63% less repeat investments, than reductions

Existing positions increased: 25 | Existing positions reduced: 68

Holders
144
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$30M
Puts
$3.91M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
PCM
101
Prelude Capital Management
New York
$82.8K
Simplex Trading
102
Simplex Trading
Illinois
$82.6K
A
103
AlphaQuest
New York
$79K
New York State Common Retirement Fund
104
New York State Common Retirement Fund
New York
$78.4K
KAS
105
Kemnay Advisory Services
New York
$62.7K
Citigroup
106
Citigroup
New York
$55.2K
Carson Wealth (CWM LLC)
107
Carson Wealth (CWM LLC)
Nebraska
$44K
Federated Hermes
108
Federated Hermes
Pennsylvania
$34.4K
Legal & General Group
109
Legal & General Group
United Kingdom
$29.9K
AIP
110
Ameritas Investment Partners
Nebraska
$28.4K
California State Teachers Retirement System (CalSTRS)
111
California State Teachers Retirement System (CalSTRS)
California
$19.8K
Fidelity Investments
112
Fidelity Investments
Massachusetts
$19.6K
SCM
113
Sterling Capital Management
North Carolina
$18.5K
QCG
114
Quadrant Capital Group
Ohio
$14.6K
VCM
115
Versant Capital Management
Arizona
$14.2K
CIAM
116
Caitong International Asset Management
Hong Kong
$12.4K
Royal Bank of Canada
117
Royal Bank of Canada
Ontario, Canada
$10K
AB
118
Amalgamated Bank
New York
$10K
TRCT
119
Tower Research Capital (TRC)
New York
$9.94K
HCA
120
Harbor Capital Advisors
Illinois
$9K
MCM
121
MAI Capital Management
Ohio
$8.32K
TM
122
Torren Management
California
$7.97K
Nisa Investment Advisors
123
Nisa Investment Advisors
Missouri
$7.55K
WAG
124
Wiser Advisor Group
Arizona
$3.89K
GI
125
GAMMA Investing
California
$3.35K