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
VI
201
Versor Investments
New York
$333K
PCM
202
Praxis Capital Management
Illinois
$314K
Mercer Global Advisors
203
Mercer Global Advisors
Colorado
$312K
BLC
204
Brown, Lisle/Cummings
Rhode Island
$299K
HPM
205
Hudson Portfolio Management
New York
$290K
Neuberger Berman Group
206
Neuberger Berman Group
New York
$288K
Universal-Beteiligungs- und Servicegesellschaft
207
Universal-Beteiligungs- und Servicegesellschaft
Germany
$286K
APCM
208
Arbiter Partners Capital Management
New York
$269K
MM
209
MQS Management
New York
$266K
KIA
210
Kraematon Investment Advisors
Massachusetts
$264K
Bank of Montreal
211
Bank of Montreal
Ontario, Canada
$260K
VFA
212
Values First Advisors
Tennessee
$260K
Public Employees Retirement Association of Colorado
213
Public Employees Retirement Association of Colorado
Colorado
$260K
ETC
214
Exchange Traded Concepts
Oklahoma
$257K
VF
215
Virtu Financial
New York
$250K
HighTower Advisors
216
HighTower Advisors
Illinois
$247K
GIA
217
Gateway Investment Advisers
Ohio
$239K
VC
218
VarCov Co
Connecticut
$234K
Osaic Holdings
219
Osaic Holdings
Arizona
$230K
CPBTD
220
Central Pacific Bank - Trust Division
Hawaii
$229K
I
221
InceptionR
California
$227K
BC
222
Bridgefront Capital
Texas
$220K
X
223
Xponance
Pennsylvania
$220K
Nisa Investment Advisors
224
Nisa Investment Advisors
Missouri
$218K
Natixis Advisors
225
Natixis Advisors
Massachusetts
$216K