414 hedge funds and large institutions have $3.34B invested in Olin in 2026 Q1 according to their latest regulatory filings, with 110 funds opening new positions, 145 increasing their positions, 85 reducing their positions, and 60 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
414
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
5
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$91M
Puts
$26.8M
Net Calls
Net Calls Change

Top Buyers

1 +$58.4M
2 +$29.2M
3 +$25.2M
4
Millennium Management
Millennium Management
New York
+$25.2M
5
Citadel Advisors
Citadel Advisors
Florida
+$19.9M
Name Holding Trade Value Shares
Change
Change in
Stake
OWIM
76
Old West Investment Management
California
$5.72M
CP
77
CenterBook Partners
Connecticut
$5.59M
Barclays
78
Barclays
United Kingdom
$5.5M
Stifel Financial
79
Stifel Financial
Missouri
$5.43M
GI
80
GAMCO Investors
Connecticut
$5.33M
BA
81
Bridgewater Associates
Connecticut
$5.31M
SEI Investments
82
SEI Investments
Pennsylvania
$5.04M
QCM
83
Qsemble Capital Management
New York
$4.66M
Holocene Advisors
84
Holocene Advisors
New York
$4.66M
Royal Bank of Canada
85
Royal Bank of Canada
Ontario, Canada
$4.59M
HCA
86
Harbor Capital Advisors
Illinois
$4.59M
Point72 Asset Management
87
Point72 Asset Management
Connecticut
$4.49M
Wells Fargo
88
Wells Fargo
California
$4.48M
QT
89
Quantbot Technologies
New York
$4.06M
California State Teachers Retirement System (CalSTRS)
90
California State Teachers Retirement System (CalSTRS)
California
$4M
TCM
91
Thomist Capital Management
Texas
$3.98M
AG
92
Algert Global
California
$3.9M
SOADOR
93
State of Alaska Department of Revenue
Alaska
$3.89M
IMC Chicago
94
IMC Chicago
Illinois
$3.8M
State Board of Administration of Florida Retirement System
95
State Board of Administration of Florida Retirement System
Florida
$3.74M
New York State Teachers Retirement System (NYSTRS)
96
New York State Teachers Retirement System (NYSTRS)
New York
$3.46M
Canada Pension Plan Investment Board
97
Canada Pension Plan Investment Board
Ontario, Canada
$3.23M
Marshall Wace
98
Marshall Wace
United Kingdom
$3.19M
VCM
99
Voleon Capital Management
California
$3.15M
YIH
100
Y-Intercept (HK)
Hong Kong
$3.05M