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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
$941M
LCM
2
Lakewood Capital Management
New York
$41.5M +$41.4K +1,550 +0.1%
Vanguard Group
3
Vanguard Group
Pennsylvania
$28M +$14.2M +533,038 +92%
Bank of New York Mellon
4
Bank of New York Mellon
New York
$24.3M -$1.28M -47,954 -5%
FIM
5
Foresters Investment Management
New York
$23.1M -$5.03M -188,100 -17%
QCI
6
Quaker Capital Investments
Pennsylvania
$22.3M +$3.04M +113,863 +15%
Fidelity Investments
7
Fidelity Investments
Massachusetts
$18M -$1.81M -67,687 -9%
TC
8
Towle & Co
Colorado
$17.4M +$80.2K +3,003 +0.4%
BHC
9
Bowen Hanes & Co
Florida
$11.5M +$12.2M +456,485 New
BIT
10
BlackRock Institutional Trust
California
$9.82M +$422K +15,792 +4%
JP Morgan Chase
11
JP Morgan Chase
New York
$8.26M +$152K +5,700 +2%
Renaissance Technologies
12
Renaissance Technologies
New York
$7.6M +$1.36M +50,775 +20%
BFA
13
BlackRock Fund Advisors
California
$6.86M -$88.2K -3,300 -1%
SAM
14
Scopus Asset Management
New York
$6.32M +$1.34M +50,083 +25%
Wells Fargo
15
Wells Fargo
California
$5.7M -$10.8K -405 -0.2%
American Century Companies
16
American Century Companies
Missouri
$5.64M +$4.31M +161,305 +261%
AWW
17
Alan W. Weber
$5.61M
SCM
18
SIR Capital Management
New York
$5.39M +$5.7M +213,400 New
State Street
19
State Street
Massachusetts
$4.11M +$149K +5,571 +4%
California Public Employees Retirement System
20
California Public Employees Retirement System
California
$4.02M +$593K +22,200 +16%
RCM
21
Rockshelter Capital Management
Pennsylvania
$3.94M +$89K +3,330 +2%
Charles Schwab
22
Charles Schwab
California
$3.94M +$1.33M +49,829 +47%
CAM
23
ClariVest Asset Management
California
$3.49M +$517K +19,360 +16%
HS
24
HighVista Strategies
Massachusetts
$3.44M +$3.64M +136,141 New
GC
25
Globeflex Capital
California
$3.38M +$3.58M +133,943 New