Trinseo PLC
TSEOQ- Exchange
- OTC
- Industry
- Plastic Materials, Synth Resins & Nonvulcan Elastomers
- SEC CIK
- 0001519061
No open-market purchases or sales by Trinseo PLC insiders were filed in the last 90 days; 6 institutions reported holding it in 13F filings for Q2 2026, worth $740 in total; no superinvestor holds it.
13F holders, Q1 2025
Institutional positions in Trinseo PLC as of Mar 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 85
- −10 vs. Q4 2024
- Shares held
- 25.2M
- +239.4K (+1.0%) vs. Q4 2024
- Total value
- $95.2M
- −$31.4M (−24.8%) vs. Q4 2024
- New holders
- 9
- 35 more added
- Sold out
- 19
- 23 more reduced
Compare with Q4 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting TSEOQ on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 6 | $740 |
| Q1 2026 | 14 | $11.0K |
| Q4 2025 | 73 | $12.3M |
| Q3 2025 | 75 | $60.4M |
| Q2 2025 | 80 | $85.4M |
| Q1 2025 | 85 | $95.2M |
| Q4 2024 | 95 | $126.6M |
| Q3 2024 | 71 | $116.2M |
| Q2 2024 | 98 | $56.0M |
| Q1 2024 | 109 | $105.3M |
| Q4 2023 | 128 | $241.2M |
| Q3 2023 | 146 | $241.9M |
| Q2 2023 | 145 | $418.8M |
| Q1 2023 | 167 | $695.9M |
| Q4 2022 | 182 | $746.7M |
| Q3 2022 | 182 | $585.5M |
| Q2 2022 | 194 | $1.31B |
| Q1 2022 | 189 | $1.66B |
| Q4 2021 | 185 | $1.84B |
| Q3 2021 | 184 | $1.96B |
| Q2 2021 | 214 | $2.16B |
| Q1 2021 | 209 | $2.27B |
Institutions, Q1 2025
Shares, value and share of portfolio for each institution holding Trinseo PLC; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Allworth Financial LP | 7 | $28 | 0.00% | 00.0% | Unchanged |
| Versant Capital Management, Inc | 21 | $77 | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 21 | $77 | 0.00% | +5+31.3% | Added |
| Nisa Investment Advisors, LLC | 68 | $250 | 0.00% | 00.0% | Unchanged |
| Stephens Consulting, LLC | 231 | $851 | 0.00% | +231 | New |
| Federated Hermes, Inc. | 241 | $887 | 0.00% | −111−31.5% | Reduced |
| SWAN Capital LLC | 250 | $920 | 0.00% | 00.0% | Unchanged |
| Group One Trading, L.P. | 275 | $1.01K | 0.00% | −1,618−85.5% | Reduced |
| MAI Capital Management | 300 | $1.10K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 393 | $1.45K | 0.00% | +156+65.8% | Added |
| Russell Investments Group, Ltd. | 582 | $2.14K | 0.00% | 00.0% | Unchanged |
| Steward Partners Investment Advisory, LLC | 1,000 | $3.68K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 1,329 | $5.00K | 0.00% | +1,329 | New |
| Caitong International Asset Management Co., Ltd | 1,432 | $5.27K | 0.00% | +1,247+674.1% | Added |
| McIlrath & Eck, LLC | 1,444 | $5.31K | 0.00% | 00.0% | Unchanged |
| Simplex Trading, LLC | 1,753 | $6.00K | 0.00% | −18,763−91.5% | Reduced |
| Point72 (DIFC) Ltd | 2,525 | $9.29K | 0.00% | +1,956+343.8% | Added |
| Skopos Labs, Inc. | 4,132 | $15.2K | 0.00% | +1,562+60.8% | Added |
| Rhumbline Advisers | 5,266 | $19.4K | 0.00% | −2,613−33.2% | Reduced |
| Citigroup Inc | 5,692 | $20.9K | 0.00% | −39,838−87.5% | Reduced |
| Farther Finance Advisors, LLC | 6,024 | $22.8K | 0.00% | +6,024 | New |
| Engineers Gate Manager LP | 10,035 | $36.9K | 0.00% | −12,648−55.8% | Reduced |
| Mercer Global Advisors Inc | 10,693 | $39.4K | 0.00% | −56−0.5% | Reduced |
| Wells Fargo & Company | 12,803 | $47.1K | 0.00% | +9,255+260.9% | Added |
| Verition Fund Management LLC | 12,849 | $47.3K | 0.00% | −7,831−37.9% | Reduced |
| PFG Investments, LLC | 14,000 | $51.5K | 0.00% | +1,750+14.3% | Added |
| Diametric Capital, LP | 14,687 | $54.0K | 0.06% | +14,687 | New |
| Red Door Wealth Management, LLC | 15,000 | $55.2K | 0.01% | 00.0% | Unchanged |
| Citadel Advisors LLC | 15,185 | $55.9K | 0.00% | −51,491−77.2% | Reduced |
| LPL Financial LLC | 15,567 | $57.3K | 0.00% | −4,369−21.9% | Reduced |
| Meeder Asset Management Inc | 16,116 | $59.3K | 0.00% | 00.0% | Unchanged |
| Catalyst Funds Management Pty Ltd | 17,285 | $63.6K | 0.02% | +17,285 | New |
| Quantessence Capital LLC | 20,124 | $74.1K | 0.02% | +20,124 | New |
| SG Americas Securities, LLC | 20,956 | $77.0K | 0.00% | +10,859+107.5% | Added |
| UBS Group AG | 22,453 | $82.6K | 0.00% | −24,146−51.8% | Reduced |
| Barclays PLC | 22,537 | $82.9K | 0.00% | −25,815−53.4% | Reduced |
| BNP Paribas Arbitrage, SA | 23,078 | $84.9K | 0.00% | +8,585+59.2% | Added |
| Price T Rowe Associates Inc | 23,900 | $88.0K | 0.00% | 00.0% | Unchanged |
| Cetera Investment Advisers | 25,320 | $93.2K | 0.00% | +9,329+58.3% | Added |
| JB Capital Partners LP | 27,001 | $99.1K | 0.02% | 00.0% | Unchanged |
| Squarepoint Ops LLC | 27,255 | $100.3K | 0.00% | +16,337+149.6% | Added |
| Dynamic Technology Lab Private Ltd | 32,107 | $118.0K | 0.02% | +32,107 | New |
| Jefferies Financial Group Inc. | 32,942 | $121.2K | 0.00% | +2,942+9.8% | Added |
| Jain Global LLC | 34,125 | $125.6K | 0.00% | +34,125 | New |
| Kohmann Bosshard Financial Services, LLC | 44,605 | $164.1K | 0.02% | +10,000+28.9% | Added |
| Balyasny Asset Management LLC | 44,754 | $164.7K | 0.00% | +44,754 | New |
| Jump Financial, LLC | 45,802 | $168.6K | 0.00% | −8,522−15.7% | Reduced |
| Cubist Systematic Strategies, LLC | 50,656 | $186.4K | 0.00% | −8,983−15.1% | Reduced |
| Alta Fundamental Advisers LLC | 53,618 | $197.3K | 0.13% | −336,882−86.3% | Reduced |
| Schonfeld Strategic Advisors LLC | 55,518 | $204.3K | 0.00% | +5,873+11.8% | Added |
| Point72 Asia (Singapore) Pte. Ltd. | 61,507 | $226.3K | 0.06% | +24,542+66.4% | Added |
| Susquehanna Fundamental Investments, LLC | 66,855 | $246.0K | 0.00% | +51,113+324.7% | Added |
| Omers Administration Corp | 72,200 | $265.7K | 0.00% | +7,500+11.6% | Added |
| Northern Trust Corp | 77,358 | $284.7K | 0.00% | +4,784+6.6% | Added |
| Dimensional Fund Advisors LP | 103,973 | $382.6K | 0.00% | +62,749+152.2% | Added |
| Qube Research & Technologies Ltd | 104,779 | $385.6K | 0.00% | −64,855−38.2% | Reduced |
| Gsa Capital Partners LLP | 105,072 | $387.0K | 0.03% | +79,389+309.1% | Added |
| Thrivent Financial for Lutherans | 116,248 | $428.0K | 0.00% | 00.0% | Unchanged |
| FMR LLC | 123,357 | $454.0K | 0.00% | +4,147+3.5% | Added |
| State Street Corp | 148,977 | $548.5K | 0.00% | +7,400+5.2% | Added |
| Two Sigma Advisers, LP | 209,400 | $770.6K | 0.00% | +5,000+2.4% | Added |
| Invesco Ltd. | 255,668 | $940.9K | 0.00% | −58,990−18.7% | Reduced |
| Renaissance Technologies LLC | 255,900 | $941.7K | 0.00% | +26,600+11.6% | Added |
| Jane Street Group, LLC | 267,745 | $985.3K | 0.00% | −62,722−19.0% | Reduced |
| Millennium Management LLC | 272,508 | $1.00M | 0.00% | +94,264+52.9% | Added |
| Lakewood Capital Management, LP | 281,279 | $1.04M | 0.09% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 300,307 | $1.11M | 0.00% | −26,285−8.0% | Reduced |
| Bank of America Corp | 311,389 | $1.15M | 0.00% | −24,558−7.3% | Reduced |
| Acadian Asset Management LLC | 329,306 | $1.21M | 0.00% | +239,793+267.9% | Added |
| Goldman Sachs Group Inc | 343,604 | $1.26M | 0.00% | +103,294+43.0% | Added |
| Truffle Hound Capital, LLC | 350,000 | $1.29M | 0.83% | 00.0% | Unchanged |
| Charles Schwab Investment Management Inc | 362,646 | $1.33M | 0.00% | −164,278−31.2% | Reduced |
| Owl Creek Asset Management, L.P. | 382,098 | $1.41M | 0.23% | 00.0% | Unchanged |
| D. E. Shaw & Co., Inc. | 385,780 | $1.42M | 0.00% | −196,015−33.7% | Reduced |
| JPMorgan Chase & Co | 389,844 | $1.43M | 0.00% | +160,341+69.9% | Added |
| Geode Capital Management, LLC | 399,839 | $1.47M | 0.00% | +11,088+2.9% | Added |
| Susquehanna International Group, LLP | 402,720 | $1.48M | 0.00% | +65,004+19.2% | Added |
| Morgan Stanley | 443,555 | $1.63M | 0.00% | +25,280+6.0% | Added |
| BlackRock, Inc. | 757,558 | $2.79M | 0.00% | −6,576−0.9% | Reduced |
| Marshall Wace, LLP | 861,569 | $3.17M | 0.00% | +243,377+39.4% | Added |
| Vanguard Group Inc | 960,752 | $3.54M | 0.00% | +4,374+0.5% | Added |
| Brightline Capital Management, LLC | 1,016,000 | $3.74M | 3.24% | +71,000+7.5% | Added |
| CastleKnight Management LP | 2,766,226 | $10.2M | 1.09% | +286,608+11.6% | Added |
| Nut Tree Capital Management, LP | 3,500,000 | $12.9M | 4.20% | 00.0% | Unchanged |
| M&G Plc | 7,625,044 | $30.5M | 0.15% | 00.0% | Unchanged |
| 683 Capital Management, LLC | 0 | $0 | 0.00% | −124,763−100.0% | Sold out |
| PharVision Advisers, LLC | 0 | $0 | 0.00% | −58,413−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −52,710−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −32,587−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −27,402−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −19,464−100.0% | Sold out |
| Man Group plc | 0 | $0 | 0.00% | −18,778−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −16,688−100.0% | Sold out |
| Quarry LP | 0 | $0 | 0.00% | −15,571−100.0% | Sold out |
| Public Employees Retirement System of Ohio | 0 | $0 | 0.00% | −13,611−100.0% | Sold out |
| Tower Research Capital LLC (TRC) | 0 | $0 | 0.00% | −12,384−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −11,871−100.0% | Sold out |
| NorthCrest Asset Manangement, LLC | 0 | $0 | 0.00% | −11,800−100.0% | Sold out |
| State of Wyoming | 0 | $0 | 0.00% | −10,373−100.0% | Sold out |
| Covestor Ltd | 0 | $0 | 0.00% | −7,144−100.0% | Sold out |