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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
BIM
26
Bogle Investment Management
Massachusetts
$1.2M +$1.43M +76,319 New
PI
27
Putnam Investments
Massachusetts
$1.01M -$436K -23,319 -27%
D.E. Shaw & Co
28
D.E. Shaw & Co
New York
$820K +$975K +52,135 New
California Public Employees Retirement System
29
California Public Employees Retirement System
California
$787K
GL
30
GLG LLC
New York
$714K -$56.6K -3,028 -6%
DAL
31
David A. Lorber
$676K -$8.73K -467 -1%
BIM
32
BlackRock Investment Management
Delaware
$531K +$632K +33,788 New
Fidelity International
33
Fidelity International
Bermuda
$486K
Vanguard Group
34
Vanguard Group
Pennsylvania
$439K +$522K +27,921 New
PAM
35
Panagora Asset Management
Massachusetts
$398K +$473K +25,311 New
California State Teachers Retirement System (CalSTRS)
36
California State Teachers Retirement System (CalSTRS)
California
$333K +$396K +21,200 New
Deutsche Bank
37
Deutsche Bank
Germany
$325K -$5.07K -271 -1%
ARTA
38
A.R.T. Advisors
New York
$318K +$379K +20,274 New
Federated Hermes
39
Federated Hermes
Pennsylvania
$315K
PNC Financial Services Group
40
PNC Financial Services Group
Pennsylvania
$289K +$187K +10,000 +120%
Charles Schwab
41
Charles Schwab
California
$280K +$332K +17,771 New
HCMT
42
Highland Capital Management (Texas)
Texas
$268K +$319K +17,058 New
Northern Trust
43
Northern Trust
Illinois
$260K +$309K +16,537 New
Acadian Asset Management
44
Acadian Asset Management
Massachusetts
$213K +$253K +13,518 New
GCP
45
GSA Capital Partners
United Kingdom
$200K +$237K +12,700 New
CSS
46
Cubist Systematic Strategies
Connecticut
$193K +$230K +12,283 New
Arrowstreet Capital
47
Arrowstreet Capital
Massachusetts
$161K +$192K +10,264 New
BA
48
BlackRock Advisors
Delaware
$71K +$84.7K +4,533 New
SO
49
STRS Ohio
Ohio
$61K +$72.9K +3,900 New
PCM
50
Prelude Capital Management
New York
$60K +$71K +3,800 New