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TSE

Trinseo

Delisted

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

112 hedge funds and large institutions have $1.69B invested in Trinseo in 2015 Q4 according to their latest regulatory filings, with 19 funds opening new positions, 41 increasing their positions, 43 reducing their positions, and 8 closing their positions.

New
Increased
Maintained
Reduced
Closed

138% more first-time investments, than exits

New positions opened: 19 | Existing positions closed: 8

31% more capital invested

Capital invested by funds: $1.28B → $1.69B (+$404M)

11% more funds holding

Funds holding: 101112 (+11)

1.6% more ownership

Funds ownership: 104.13%105.72% (+1.6%)

0% more funds holding in top 10

Funds holding in top 10: 44 (0)

5% less repeat investments, than reductions

Existing positions increased: 41 | Existing positions reduced: 43

Holders
112
Holders Change
+11
Holders Change %
+10.89%
% of All Funds
2.94%
Holding in Top 10
4
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.1%
New
19
Increased
41
Reduced
43
Closed
8
Calls
Puts
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
BCI
1
Bain Capital Investors
Massachusetts
$1.05B
ACM
2
Americafirst Capital Management
California
$232M +$240K +8,240 New
LCM
3
Lakewood Capital Management
New York
$41.6M -$4.95M -170,000 -10%
Vanguard Group
4
Vanguard Group
Pennsylvania
$35.5M +$4.39M +150,821 +14%
QCI
5
Quaker Capital Investments
Pennsylvania
$24.9M
Lord, Abbett & Co
6
Lord, Abbett & Co
New Jersey
$23.4M +$24.1M +828,255 New
FIM
7
Foresters Investment Management
New York
$20.9M -$5.09M -174,700 -19%
TC
8
Towle & Co
Colorado
$19.5M +$39.9K +1,370 +0.2%
Fidelity Investments
9
Fidelity Investments
Massachusetts
$18.3M -$1.81M -62,165 -9%
BHC
10
Bowen Hanes & Co
Florida
$16.3M +$3.58M +123,045 +27%
Bank of New York Mellon
11
Bank of New York Mellon
New York
$14.2M -$13.3M -458,054 -48%
BIT
12
BlackRock Institutional Trust
California
$11M +$18.9K +650 +0.2%
JP Morgan Chase
13
JP Morgan Chase
New York
$8.94M -$297K -10,200 -3%
BFA
14
BlackRock Fund Advisors
California
$8.27M +$620K +21,269 +8%
Wells Fargo
15
Wells Fargo
California
$7.34M +$1M +34,456 +15%
American Century Companies
16
American Century Companies
Missouri
$6.73M +$451K +15,491 +7%
AWW
17
Alan W. Weber
$6.26M
LM
18
Luminus Management
Texas
$6.09M +$6.3M +216,102 New
Charles Schwab
19
Charles Schwab
California
$5.69M +$1.34M +45,895 +29%
SAM
20
Scopus Asset Management
New York
$5.63M -$1.47M -50,383 -20%
TA
21
Teachers Advisors
New York
$5.11M +$4.5M +154,325 +573%
SCM
22
SIR Capital Management
New York
$5.03M -$1.02M -34,963 -16%
QI
23
QS Investors
New York
$5.03M +$1.8M +61,800 +53%
California Public Employees Retirement System
24
California Public Employees Retirement System
California
$4.83M +$355K +12,200 +8%
Renaissance Technologies
25
Renaissance Technologies
New York
$4.68M -$3.93M -134,900 -45%

TSE Hedge Fund Activity: Q4 2015 in Review

112 of the 3,812 institutional investors tracked by Wall St. Rank reported a position in Trinseo (TSE) for Q4 2015, worth a combined $1.69B — up 31% from $1.28B a quarter earlier.

Buyers outnumbered sellers: 19 funds opened new TSE positions and 8 closed out — a net gain of 11 holders — while 41 added to existing stakes and 43 trimmed.

The largest buyer was Lord, Abbett & Co, opening a new position worth an estimated $24.1M. The largest seller was Bank of New York Mellon, cutting an estimated $13.3M.

  • 112 institutional investors held Trinseo (TSE) as of Q4 2015, up from 101 in Q3 2015.
  • Funds reported $1.69B of Trinseo stock for Q4 2015, up 31% quarter-over-quarter.
  • 19 funds opened new Trinseo positions in Q4 2015 and 8 closed out, a net change of +11 holders.
  • The largest Trinseo buyer in Q4 2015 was Lord, Abbett & Co, an estimated $24.1M added.
  • The largest Trinseo seller in Q4 2015 was Bank of New York Mellon, an estimated $13.3M sold.

Based on aggregated 13F filings for Q4 2015.