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TSE

Trinseo
TSE

Delisted

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

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185 hedge funds and large institutions have $1.84B invested in Trinseo in 2019 Q3 according to their latest regulatory filings, with 40 funds opening new positions, 64 increasing their positions, 61 reducing their positions, and 39 closing their positions.

New
Increased
Maintained
Reduced
Closed

61% more call options, than puts

Call options by funds: $2.83M | Put options by funds: $1.75M

10% more capital invested

Capital invested by funds: $1.68B → $1.84B (+$167M)

9.55% more ownership

Funds ownership: 97.14% → 106.69% (+9.6%)

5% more repeat investments, than reductions

Existing positions increased: 64 | Existing positions reduced: 61

3% more first-time investments, than exits

New positions opened: 40 | Existing positions closed: 39

1% more funds holding

Funds holding: 184 → 185 (+1)

0% more funds holding in top 10

Funds holding in top 10: 4 → 4 (0)

Holders
185
Holders Change
+1
Holders Change %
+0.54%
% of All Funds
4.06%
Holding in Top 10
4
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.09%
New
40
Increased
64
Reduced
61
Closed
39
Calls
$2.83M
Puts
$1.75M
Net Calls
+$1.08M
Net Calls Change
+$1.56M

Top Buyers

Rank Fund Capital Flow
1
BlackRock
BlackRock
New York
+$111M
2
Vanguard Group
Vanguard Group
Pennsylvania
+$24M
3
Principal Financial Group
Principal Financial Group
Iowa
+$12M
4
State Street
State Street
Massachusetts
+$11.8M
5
Bank of New York Mellon
Bank of New York Mellon
New York
+$10.5M

Top Sellers

Rank Fund Capital Flow
1
AL
AJO LP
Pennsylvania
-$11.6M
2
Canada Pension Plan Investment Board
Canada Pension Plan Investment Board
Ontario, Canada
-$11.5M
3
Two Sigma Investments
Two Sigma Investments
New York
-$11.1M
4
Deutsche Bank
Deutsche Bank
Germany
-$9.24M
5
Man Group
Man Group
United Kingdom
-$7.8M
Name Holding Trade Value Shares
Change 		Change in
Stake
WIM
76
Wilen Investment Management
Florida
$1.76M -$114K -3,050 -7%
CSS
77
Cubist Systematic Strategies
Connecticut
$1.75M -$25.4K -681 -2%
MCC
78
Malaga Cove Capital
California
$1.7M -$14.2K -380 -0.9%
Wellington Management Group
79
Wellington Management Group
Massachusetts
$1.67M +$1.01M +27,096 +229%
SOADOR
80
State of Alaska Department of Revenue
Alaska
$1.67M +$1.14M +30,668 +378%
CS
81
Credit Suisse
Switzerland
$1.59M -$1.13M -30,285 -45%
UBS Group
82
UBS Group
Switzerland
$1.54M +$66.8K +1,794 +5%
PI
83
PineBridge Investments
New York
$1.51M +$1.31M +35,263 New
Citigroup
84
Citigroup
New York
$1.49M -$313K -8,409 -20%
Macquarie Group
85
Macquarie Group
Australia
$1.45M -$145K -3,900 -10%
HAM
86
Hammer Asset Management
California
$1.44M – – –
FDCDDQ
87
Federation des caisses Desjardins du Quebec
Quebec, Canada
$1.39M – – –
VI
88
Versor Investments
New York
$1.38M +$585K +15,700 +96%
Thrivent Financial for Lutherans
89
Thrivent Financial for Lutherans
Minnesota
$1.37M +$1.19M +31,942 New
MA
90
Mutual Advisors
Nebraska
$1.36M – – –
EGM
91
Engineers Gate Manager
New York
$1.35M -$633K -16,989 -35%
B
92
Bailard
California
$1.35M -$129K -3,469 -10%
AIG
93
American International Group
New York
$1.28M +$143K +3,843 +15%
AG
94
Aperio Group
California
$1.24M +$568K +15,232 +113%
QT
95
Quantbot Technologies
New York
$1.21M +$452K +12,140 +76%
BPM
96
Bowling Portfolio Management
Ohio
$1.19M +$1.03M +27,598 New
VOYA Investment Management
97
VOYA Investment Management
Georgia
$1.18M -$49.6K -1,330 -5%
TPSF
98
Texas Permanent School Fund
Texas
$1.18M +$1.02M +27,362 New
Manulife (Manufacturers Life Insurance)
99
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$1.07M -$28.3K -759 -3%
State of Tennessee, Department of Treasury
100
State of Tennessee, Department of Treasury
Tennessee
$1.03M +$894K +23,985 New
2 3
4
5 6

TSE Hedge Fund Activity: Q3 2019 in Review

185 of the 4,560 institutional investors tracked by Wall St. Rank reported a position in Trinseo (TSE) for Q3 2019, worth a combined $1.84B — up 9.9% from $1.68B a quarter earlier.

Buyers outnumbered sellers: 40 funds opened new TSE positions and 39 closed out — a net gain of 1 holder — while 64 added to existing stakes and 61 trimmed.

The largest buyer was BlackRock, adding an estimated $111M. The largest seller was AJO LP, cutting an estimated $11.6M.

  • 185 institutional investors held Trinseo (TSE) as of Q3 2019, up from 184 in Q2 2019.
  • Funds reported $1.84B of Trinseo stock for Q3 2019, up 9.9% quarter-over-quarter.
  • 40 funds opened new Trinseo positions in Q3 2019 and 39 closed out, a net change of +1 holder.
  • The largest Trinseo buyer in Q3 2019 was BlackRock, an estimated $111M added.
  • The largest Trinseo seller in Q3 2019 was AJO LP, an estimated $11.6M sold.

Based on aggregated 13F filings for Q3 2019.