375 hedge funds and large institutions have $2.21B invested in Olin in 2025 Q4 according to their latest regulatory filings, with 72 funds opening new positions, 110 increasing their positions, 130 reducing their positions, and 58 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 ownership

Funds ownership:

more funds holding

Funds holding:

14% less capital invested

Capital invested by funds: $2.58B → $2.21B (-$364M)

15% less repeat investments, than reductions

Existing positions increased: 110 | Existing positions reduced: 130

50% less funds holding in top 10

Funds holding in top 10: 42 (-2)

Holders
375
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$41.8M
Puts
$17.1M
Net Calls
Net Calls Change

Top Buyers

1 +$67.1M
2 +$55.8M
3 +$26.9M
4
Pzena Investment Management
Pzena Investment Management
New York
+$14.5M
5
Citadel Advisors
Citadel Advisors
Florida
+$12.7M

Top Sellers

1 -$52.9M
2 -$34.4M
3 -$25.8M
4
Amundi
Amundi
France
-$16.9M
5
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
-$16.1M
Name Holding Trade Value Shares
Change
Change in
Stake
Manulife (Manufacturers Life Insurance)
101
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$1.61M
Bank of Nova Scotia
102
Bank of Nova Scotia
Ontario, Canada
$1.57M
YIH
103
Y-Intercept (HK)
Hong Kong
$1.55M
Walleye Trading
104
Walleye Trading
New York
$1.52M
SEI Investments
105
SEI Investments
Pennsylvania
$1.52M
Canada Life
106
Canada Life
Manitoba, Canada
$1.5M
FIM
107
Fruth Investment Management
Texas
$1.46M
Stifel Financial
108
Stifel Financial
Missouri
$1.41M
WAM
109
Wolverine Asset Management
Illinois
$1.39M
VRS
110
Virginia Retirement Systems
Virginia
$1.33M
Hudson Bay Capital Management
111
Hudson Bay Capital Management
Connecticut
$1.27M
Alyeska Investment Group
112
Alyeska Investment Group
Illinois
$1.27M
AIM
113
ARGA Investment Management
Connecticut
$1.25M
VCM
114
Voleon Capital Management
California
$1.22M
Russell Investments Group
115
Russell Investments Group
United Kingdom
$1.17M
MMG
116
Monetary Management Group
Missouri
$1.17M
State of Wisconsin Investment Board
117
State of Wisconsin Investment Board
Wisconsin
$1.16M
MIM
118
MetLife Investment Management
New Jersey
$1.16M
OC
119
Oarsman Capital
Wisconsin
$1.15M
Mitsubishi UFJ Trust & Banking
120
Mitsubishi UFJ Trust & Banking
Japan
$1.11M
AB
121
Amalgamated Bank
New York
$1.1M
Janus Henderson Group
122
Janus Henderson Group
United Kingdom
$1.08M
Wells Fargo
123
Wells Fargo
California
$1.08M
MP
124
Mangrove Partners
Connecticut
$1.05M
Mitsubishi UFJ Asset Management
125
Mitsubishi UFJ Asset Management
Japan
$1.01M