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TSE

Trinseo
TSE

Delisted

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

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100 hedge funds and large institutions have $1.36B invested in Trinseo in 2015 Q2 according to their latest regulatory filings, with 46 funds opening new positions, 28 increasing their positions, 20 reducing their positions, and 4 closing their positions.

New
Increased
Maintained
Reduced
Closed

1,050% more first-time investments, than exits

New positions opened: 46 | Existing positions closed: 4

72% more funds holding

Funds holding: 58 → 100 (+42)

41% more capital invested

Capital invested by funds: $960M → $1.36B (+$398M)

40% more repeat investments, than reductions

Existing positions increased: 28 | Existing positions reduced: 20

4.36% more ownership

Funds ownership: 99.44% → 103.8% (+4.4%)

0% more funds holding in top 10

Funds holding in top 10: 3 → 3 (0)

Holders
100
Holders Change
+42
Holders Change %
+72.41%
% of All Funds
2.69%
Holding in Top 10
3
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.08%
New
46
Increased
28
Reduced
20
Closed
4
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
Vanguard Group
Vanguard Group
Pennsylvania
+$12M
2
JP Morgan Chase
JP Morgan Chase
New York
+$8.23M
3
Renaissance Technologies
Renaissance Technologies
New York
+$6.4M
4
Wells Fargo
Wells Fargo
California
+$5.21M
5
SAM
Scopus Asset Management
New York
+$5.12M

Top Sellers

Rank Fund Capital Flow
1
Westfield Capital Management
Westfield Capital Management
Massachusetts
-$14.8M
2
Fidelity Investments
Fidelity Investments
Massachusetts
-$11.5M
3
Citadel Advisors
Citadel Advisors
Florida
-$10M
4
RCM
Redwood Capital Management
New York
-$8.09M
5
LCM
Lakewood Capital Management
New York
-$2.09M
Name Holding Trade Value Shares
Change 		Change in
Stake
TC
26
TFS Capital
Pennsylvania
$3.5M +$1.56M +60,935 +88%
SGAM
27
Smith Group Asset Management
Texas
$3.45M +$3.29M +128,388 New
BA
28
BlackRock Advisors
Delaware
$3.26M -$7.04K -275 -0.2%
CAM
29
ClariVest Asset Management
California
$3.19M +$3.04M +118,833 New
PI
30
Putnam Investments
Massachusetts
$3.17M +$3.03M +118,302 New
Morgan Stanley
31
Morgan Stanley
New York
$3.03M +$1.08M +42,389 +60%
Northern Trust
32
Northern Trust
Illinois
$2.94M -$70.4K -2,749 -2%
Charles Schwab
33
Charles Schwab
California
$2.85M +$18.9K +738 +0.7%
Millennium Management
34
Millennium Management
New York
$2.7M +$2.28M +88,964 +768%
Jacobs Levy Equity Management
35
Jacobs Levy Equity Management
New Jersey
$2.61M +$2.49M +97,249 New
Two Sigma Advisers
36
Two Sigma Advisers
New York
$2.53M +$2.42M +94,400 New
CS
37
Credit Suisse
Switzerland
$2.19M +$1.53M +59,835 +275%
SIM
38
Spark Investment Management
New York
$2.15M +$2.05M +80,000 New
Prudential Financial
39
Prudential Financial
New Jersey
$2.07M +$1.97M +77,160 New
Invesco
40
Invesco
Georgia
$2.02M +$831K +32,475 +76%
QI
41
QS Investors
New York
$2.02M +$1.92M +75,117 New
Bank of America
42
Bank of America
North Carolina
$1.8M +$1.64M +64,184 +2,254%
Deutsche Bank
43
Deutsche Bank
Germany
$1.75M +$613K +23,941 +58%
Acadian Asset Management
44
Acadian Asset Management
Massachusetts
$1.68M +$1.61M +62,731 New
Geode Capital Management
45
Geode Capital Management
Massachusetts
$1.67M +$83.8K +3,276 +6%
American Century Companies
46
American Century Companies
Missouri
$1.66M +$1.58M +61,921 New
NFA
47
Nationwide Fund Advisors
Ohio
$1.42M +$1.13M +44,335 +526%
CIP
48
Convergence Investment Partners
Florida
$1.38M +$1.32M +51,500 New
MAM
49
Martingale Asset Management
Massachusetts
$1.29M +$1.23M +47,887 New
Citadel Advisors
50
Citadel Advisors
Florida
$1.06M -$10M -391,461 -91%
1
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TSE Hedge Fund Activity: Q2 2015 in Review

100 of the 3,711 institutional investors tracked by Wall St. Rank reported a position in Trinseo (TSE) for Q2 2015, worth a combined $1.36B — up 41% from $960M a quarter earlier.

Buyers outnumbered sellers: 46 funds opened new TSE positions and 4 closed out — a net gain of 42 holders — while 28 added to existing stakes and 20 trimmed.

The largest buyer was Vanguard Group, adding an estimated $12M. The largest seller was Westfield Capital Management, exiting entirely with an estimated $14.8M sold.

  • 100 institutional investors held Trinseo (TSE) as of Q2 2015, up from 58 in Q1 2015.
  • Funds reported $1.36B of Trinseo stock for Q2 2015, up 41% quarter-over-quarter.
  • 46 funds opened new Trinseo positions in Q2 2015 and 4 closed out, a net change of +42 holders.
  • The largest Trinseo buyer in Q2 2015 was Vanguard Group, an estimated $12M added.
  • The largest Trinseo seller in Q2 2015 was Westfield Capital Management, an estimated $14.8M sold.

Based on aggregated 13F filings for Q2 2015.