Trinseo
TSE was delisted on the 27th of February, 2026.
101 hedge funds and large institutions have $1.28B invested in Trinseo in 2015 Q3 according to their latest regulatory filings, with 16 funds opening new positions, 44 increasing their positions, 35 reducing their positions, and 15 closing their positions.
33% more funds holding in top 10
Funds holding in top 10: 3 → 4 (+1)
26% more repeat investments, than reductions
Existing positions increased: 44 | Existing positions reduced: 35
1% more funds holding
Funds holding: 100 → 101 (+1)
7% more first-time investments, than exits
New positions opened: 16 | Existing positions closed: 15
0.32% more ownership
Funds ownership: 103.8% → 104.13% (+0.32%)
6% less capital invested
Capital invested by funds: $1.36B → $1.28B (-$75.1M)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Vanguard Group
Malvern,
Pennsylvania
|
+$14.2M |
| 2 |
BHC
Bowen Hanes & Co
Ponte Vedra Beach,
Florida
|
+$12.2M |
| 3 |
SCM
SIR Capital Management
New York
|
+$5.7M |
| 4 |
American Century Companies
Kansas City,
Missouri
|
+$4.31M |
| 5 |
HS
HighVista Strategies
Boston,
Massachusetts
|
+$3.64M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
PRCM
Pine River Capital Management
Minnetonka,
Minnesota
|
-$11M |
| 2 |
TA
Teachers Advisors
New York
|
-$6.28M |
| 3 |
FIM
Foresters Investment Management
New York
|
-$5.03M |
| 4 |
BIM
Bogle Investment Management
Newton Lower Falls,
Massachusetts
|
-$4.93M |
| 5 |
LOAMU
Lombard Odier Asset Management (USA)
New York
|
-$4.74M |
TSE Hedge Fund Activity: Q3 2015 in Review
101 of the 3,582 institutional investors tracked by Wall St. Rank reported a position in Trinseo (TSE) for Q3 2015, worth a combined $1.28B — down 5.5% from $1.36B a quarter earlier.
Buyers outnumbered sellers: 16 funds opened new TSE positions and 15 closed out — a net gain of 1 holder — while 44 added to existing stakes and 35 trimmed.
The largest buyer was Vanguard Group, adding an estimated $14.2M. The largest seller was Pine River Capital Management, exiting entirely with an estimated $11M sold.
- 101 institutional investors held Trinseo (TSE) as of Q3 2015, up from 100 in Q2 2015.
- Funds reported $1.28B of Trinseo stock for Q3 2015, down 5.5% quarter-over-quarter.
- 16 funds opened new Trinseo positions in Q3 2015 and 15 closed out, a net change of +1 holder.
- The largest Trinseo buyer in Q3 2015 was Vanguard Group, an estimated $14.2M added.
- The largest Trinseo seller in Q3 2015 was Pine River Capital Management, an estimated $11M sold.
Based on aggregated 13F filings for Q3 2015.