Trinseo
TSE was delisted on the 27th of February, 2026.
14 hedge funds and large institutions have $11K invested in Trinseo in 2026 Q1 according to their latest regulatory filings, with 2 funds opening new positions, 5 increasing their positions, 2 reducing their positions, and 58 closing their positions.
150% more repeat investments, than reductions
Existing positions increased: 5 | Existing positions reduced: 2
58.75% less ownership
Funds ownership: 59.04% → 0.29% (-59%)
81% less funds holding
Funds holding: 72 → 14 (-58)
97% less first-time investments, than exits
New positions opened: 2 | Existing positions closed: 58
100% less capital invested
Capital invested by funds: $12.3M → $11K (-$12.3M)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
GI
GAMMA Investing
Foster City,
California
|
+$514 |
| 2 |
EWA
EverSource Wealth Advisors
Birmingham,
Alabama
|
+$162 |
| 3 |
SS
Sunbelt Securities
Houston,
Texas
|
+$30 |
| 4 |
EP
Essential Partners
Rancho Santa Fe,
California
|
+$27 |
| 5 |
IA
IFP Advisors
Tampa,
Florida
|
+$20 |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
MGP
M&G plc
London,
United Kingdom
|
-$3.79M |
| 2 |
BlackRock
New York
|
-$1.2M |
| 3 |
Charles Schwab
San Francisco,
California
|
-$1.04M |
| 4 |
OCAM
Owl Creek Asset Management
New York
|
-$830K |
| 5 |
IA
Icon Advisers
Greenwood Village,
Colorado
|
-$497K |
TSE Hedge Fund Activity: Q1 2026 in Review
14 of the 8,191 institutional investors tracked by Wall St. Rank reported a position in Trinseo (TSE) for Q1 2026, worth a combined $11K — down 100% from $12.3M a quarter earlier.
Sellers outnumbered buyers: 58 funds closed out of TSE and 2 opened new positions — a net loss of 56 holders — while 2 trimmed existing stakes and 5 added.
The largest buyer was GAMMA Investing, adding an estimated $514. The largest seller was M&G plc, exiting entirely with an estimated $3.79M sold.
- 14 institutional investors held Trinseo (TSE) as of Q1 2026, down from 72 in Q4 2025.
- Funds reported $11K of Trinseo stock for Q1 2026, down 100% quarter-over-quarter.
- 2 funds opened new Trinseo positions in Q1 2026 and 58 closed out, a net change of -56 holders.
- The largest Trinseo buyer in Q1 2026 was GAMMA Investing, an estimated $514 added.
- The largest Trinseo seller in Q1 2026 was M&G plc, an estimated $3.79M sold.
Based on aggregated 13F filings for Q1 2026.