Trinseo
TSE was delisted on the 27th of February, 2026.
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.
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)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Vanguard Group
Malvern,
Pennsylvania
|
+$12M |
| 2 |
JP Morgan Chase
New York
|
+$8.23M |
| 3 |
Renaissance Technologies
New York
|
+$6.4M |
| 4 |
Wells Fargo
San Francisco,
California
|
+$5.21M |
| 5 |
SAM
Scopus Asset Management
New York
|
+$5.12M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Westfield Capital Management
Boston,
Massachusetts
|
-$14.8M |
| 2 |
Fidelity Investments
Boston,
Massachusetts
|
-$11.5M |
| 3 |
Citadel Advisors
Miami,
Florida
|
-$10M |
| 4 |
RCM
Redwood Capital Management
New York
|
-$8.09M |
| 5 |
LCM
Lakewood Capital Management
New York
|
-$2.09M |
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.