Trinseo
TSE was delisted on the 27th of February, 2026.
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.
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)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
BlackRock
New York
|
+$111M |
| 2 |
Vanguard Group
Malvern,
Pennsylvania
|
+$24M |
| 3 |
Principal Financial Group
Des Moines,
Iowa
|
+$12M |
| 4 |
State Street
Boston,
Massachusetts
|
+$11.8M |
| 5 |
Bank of New York Mellon
New York
|
+$10.5M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
AL
AJO LP
Philadelphia,
Pennsylvania
|
-$11.6M |
| 2 |
Canada Pension Plan Investment Board
Toronto Ontario,
Ontario, Canada
|
-$11.5M |
| 3 |
Two Sigma Investments
New York
|
-$11.1M |
| 4 |
Deutsche Bank
Frankfurt Am Main Ge,
Germany
|
-$9.24M |
| 5 |
Man Group
London,
United Kingdom
|
-$7.8M |
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.