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TSE

Trinseo

Delisted

TSE was delisted on the 27th of February, 2026.

Name Holding Trade Value Shares
Change
Change in
Stake
BCI
1
Bain Capital Investors
Massachusetts
$775M +$801M +37,269,567 New
LCM
2
Lakewood Capital Management
New York
$21.2M +$21.9M +1,019,756 New
Westfield Capital Management
3
Westfield Capital Management
Massachusetts
$16.5M +$17.1M +793,480 New
TCIM
4
TIAA CREF Investment Management
New York
$15.5M +$16M +742,849 New
TA
5
Teachers Advisors
New York
$12.4M +$12.8M +595,900 New
Citadel Advisors
6
Citadel Advisors
Florida
$11.5M +$11.8M +551,386 New
Mackenzie Financial
7
Mackenzie Financial
Ontario, Canada
$11.4M +$11.8M +550,000 New
FCG
8
FrontFour Capital Group
Connecticut
$10.8M +$11.2M +521,265 New
TPCM
9
Tide Point Capital Management
Connecticut
$9.78M +$10.1M +470,000 New
Fidelity Investments
10
Fidelity Investments
Massachusetts
$9.59M +$9.91M +461,000 New
IAM
11
Impala Asset Management
Florida
$8.84M +$9.13M +425,000 New
Bank of New York Mellon
12
Bank of New York Mellon
New York
$8.32M +$8.6M +400,000 New
PAMP
13
Polar Asset Management Partners
Ontario, Canada
$8.32M +$8.6M +400,000 New
SCM
14
SeaStone Capital Management
New York
$8.11M +$8.38M +390,085 New
SAM
15
Scopus Asset Management
New York
$7.75M +$8M +372,472 New
SCM
16
Saba Capital Management
New York
$7.28M +$7.52M +350,000 New
JGC
17
J. Goldman & Co
New York
$6.47M +$6.69M +311,250 New
RCM
18
Redwood Capital Management
New York
$6.24M +$6.45M +300,000 New
CGI
19
CI Global Investments
California
$5.72M +$5.91M +275,000 New
PRCM
20
Pine River Capital Management
Minnesota
$4.5M +$4.65M +216,302 New
GGHC
21
Gilder Gagnon Howe & Co
New York
$4.43M +$4.58M +212,973 New
ACPU
22
Arrowgrass Capital Partners (US)
Delaware
$4.35M +$4.49M +209,151 New
PWAM
23
Park West Asset Management
California
$3.98M +$4.12M +191,517 New
Morgan Stanley
24
Morgan Stanley
New York
$3.6M +$3.72M +172,960 New
Millennium Management
25
Millennium Management
New York
$3.09M +$3.19M +148,576 New