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, Q2 2021
Institutional positions in Trinseo PLC as of Jun 30, 2021. 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
- 214
- +6 vs. Q1 2021
- Shares held
- 36.0M
- +496.9K (+1.4%) vs. Q1 2021
- Total value
- $2.16B
- −$108.3M (−4.8%) vs. Q1 2021
- New holders
- 32
- 80 more added
- Sold out
- 26
- 67 more reduced
1 institution that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2021: 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, Q2 2021
Shares, value and share of portfolio for each institution holding Trinseo PLC; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Citadel Advisors LLC | 12,840 | $768.0K | 0.00% | −42,704−76.9% | Reduced |
| Commonwealth Equity Services, LLC | 12,901 | $772.0K | 0.00% | −1,410−9.9% | Reduced |
| State Board of Administration of Florida Retirement System | 13,012 | $779.0K | 0.00% | 00.0% | Unchanged |
| DuPont Capital Management Corp | 13,049 | $781.0K | 0.02% | −19,940−60.4% | Reduced |
| MetLife Investment Management | 13,205 | $790.2K | 0.01% | −2,046−13.4% | Reduced |
| New York Life Investments Alternatives | 15,171 | $908.0K | 0.61% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 15,429 | $923.0K | 0.00% | −58−0.4% | Reduced |
| Jackson Creek Investment Advisors LLC | 15,629 | $935.0K | 0.35% | −1,913−10.9% | Reduced |
| Oregon Public Employees Retirement Fund | 15,694 | $939.0K | 0.01% | 00.0% | Unchanged |
| Wolverine Trading, LLC | 17,429 | $1.03M | 0.03% | +4,341+33.2% | Added |
| BNP Paribas Arbitrage, SA | 17,490 | $1.05M | 0.00% | −3,944−18.4% | Reduced |
| Louisiana State Employees Retirement System | 17,500 | $1.05M | 0.03% | 00.0% | Unchanged |
| First Republic Investment Management, Inc. | 17,512 | $1.05M | 0.00% | −4,280−19.6% | Reduced |
| Waterfront Wealth Inc. | 17,666 | $1.06M | 0.50% | +8,849+100.4% | Added |
| Berkshire Asset Management LLC | 18,000 | $1.08M | 0.07% | 00.0% | Unchanged |
| StoneX Group Inc. | 18,779 | $1.12M | 0.17% | −200−1.1% | Reduced |
| MorganRosel Wealth Management, LLC | 18,778 | $1.12M | 0.63% | +5,006+36.3% | Added |
| Delphi Management Inc | 19,219 | $1.15M | 1.10% | +19,219 | New |
| SummerHaven Investment Management, LLC | 20,346 | $1.22M | 0.69% | +498+2.5% | Added |
| Hillsdale Investment Management Inc. | 20,400 | $1.22M | 0.10% | 00.0% | Unchanged |
| STRS Ohio | 21,000 | $1.26M | 0.00% | +1,900+9.9% | Added |
| Manufacturers Life Insurance Company, The | 21,602 | $1.29M | 0.00% | +244+1.1% | Added |
| Royce & Associates LP | 21,838 | $1.31M | 0.01% | −1,525−6.5% | Reduced |
| State of Tennessee, Treasury Department | 22,269 | $1.33M | 0.01% | +8,568+62.5% | Added |
| SEI Investments Co | 22,437 | $1.33M | 0.00% | +3,615+19.2% | Added |
| QS Investors, LLC | 22,350 | $1.34M | 0.02% | 00.0% | Unchanged |
| Gotham Asset Management, LLC | 23,081 | $1.38M | 0.06% | +14,156+158.6% | Added |
| Navellier & Associates Inc | 24,300 | $1.45M | 0.22% | +5,846+31.7% | Added |
| Macquarie Group Ltd | 24,434 | $1.46M | 0.00% | +1,179+5.1% | Added |
| American International Group, Inc. | 25,260 | $1.51M | 0.01% | −239−0.9% | Reduced |
| Kiwi Wealth Investments Limited Partnership | 26,311 | $1.57M | 0.08% | +26,311 | New |
| New York State Teachers Retirement System | 26,508 | $1.59M | 0.00% | +1,172+4.6% | Added |
| State of Alaska, Department of Revenue | 26,807 | $1.60M | 0.02% | +790+3.0% | Added |
| Deutsche Bank AG | 26,849 | $1.61M | 0.00% | +633+2.4% | Added |
| Federation des caisses Desjardins du Quebec | 27,092 | $1.62M | 0.02% | 00.0% | Unchanged |
| Barclays PLC | 27,437 | $1.64M | 0.00% | −29,388−51.7% | Reduced |
| Credit Suisse AG | 29,153 | $1.72M | 0.00% | −4,840−14.2% | Reduced |
| Texas Permanent School Fund | 28,869 | $1.73M | 0.02% | +151+0.5% | Added |
| Voya Investment Management LLC | 29,704 | $1.78M | 0.00% | −1,415−4.5% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 29,729 | $1.78M | 0.02% | +84+0.3% | Added |
| Thrivent Financial for Lutherans | 31,669 | $1.90M | 0.00% | +92+0.3% | Added |
| Citigroup Inc | 32,468 | $1.94M | 0.00% | +8,282+34.2% | Added |
| Ensign Peak Advisors, Inc | 32,800 | $1.96M | 0.00% | 00.0% | Unchanged |
| American Century Companies Inc | 32,843 | $1.97M | 0.00% | −132,990−80.2% | Reduced |
| Comerica Bank | 44,049 | $1.99M | 0.01% | −2,008−4.4% | Reduced |
| New York State Common Retirement Fund | 33,720 | $2.02M | 0.00% | −1,586−4.5% | Reduced |
| Squarepoint Ops LLC | 34,803 | $2.08M | 0.02% | +5,289+17.9% | Added |
| State of New Jersey Common Pension Fund D | 37,416 | $2.24M | 0.01% | −4,428−10.6% | Reduced |
| AQR Capital Management LLC | 38,793 | $2.32M | 0.00% | +20,785+115.4% | Added |
| HRT Financial LP | 39,690 | $2.38M | 0.02% | +28,657+259.7% | Added |
| Public Employees Retirement System of Ohio | 39,734 | $2.38M | 0.01% | +140+0.4% | Added |
| Cubist Systematic Strategies, LLC | 40,271 | $2.41M | 0.03% | −53,804−57.2% | Reduced |
| Atom Investors LP | 46,038 | $2.75M | 0.57% | −19,470−29.7% | Reduced |
| Raymond James & Associates | 48,316 | $2.89M | 0.00% | +2,027+4.4% | Added |
| UBS Asset Management Americas Inc | 51,922 | $3.11M | 0.00% | +9,148+21.4% | Added |
| California State Teachers Retirement System | 53,635 | $3.21M | 0.00% | −4,075−7.1% | Reduced |
| Arrowstreet Capital, Limited Partnership | 55,817 | $3.34M | 0.00% | −35,361−38.8% | Reduced |
| Millennium Management LLC | 58,248 | $3.49M | 0.00% | +58,248 | New |
| Two Sigma Advisers, LP | 59,100 | $3.54M | 0.01% | −38,100−39.2% | Reduced |
| Man Group plc | 62,356 | $3.73M | 0.01% | +3,232+5.5% | Added |
| Jane Street Group, LLC | 63,828 | $3.82M | 0.01% | +36,723+135.5% | Added |
| Wells Fargo & Company | 65,165 | $3.90M | 0.00% | +6,407+10.9% | Added |
| Swiss National Bank | 67,800 | $4.06M | 0.00% | −2,300−3.3% | Reduced |
| Allianz Asset Management GmbH | 70,979 | $4.25M | 0.00% | +15,175+27.2% | Added |
| 22NW, LP | 71,298 | $4.27M | 1.15% | −159,676−69.1% | Reduced |
| Pacer Advisors, Inc. | 72,164 | $4.32M | 0.06% | +72,164 | New |
| Bank of Montreal | 75,452 | $4.46M | 0.00% | +64,258+574.0% | Added |
| Public Sector Pension Investment Board | 79,156 | $4.74M | 0.03% | +170+0.2% | Added |
| Wilen Investment Management Corp. | 81,483 | $4.81M | 4.13% | +23,900+41.5% | Added |
| LPL Financial LLC | 81,734 | $4.89M | 0.00% | −12,471−13.2% | Reduced |
| Summit Street Capital Management, LLC | 84,963 | $5.08M | 3.26% | 00.0% | Unchanged |
| Victory Capital Management Inc | 89,068 | $5.33M | 0.01% | +15,599+21.2% | Added |
| Rhumbline Advisers | 107,684 | $6.44M | 0.01% | −14,067−11.6% | Reduced |
| Schroder Investment Management Group | 108,989 | $6.52M | 0.01% | +108,989 | New |
| Susquehanna International Group, LLP | 110,901 | $6.64M | 0.01% | +63,403+133.5% | Added |
| Legal & General Group Plc | 114,672 | $6.86M | 0.00% | −39,337−25.5% | Reduced |
| Nordea Investment Management AB | 115,626 | $6.92M | 0.01% | +7,545+7.0% | Added |
| Goldman Sachs Group Inc | 120,078 | $7.19M | 0.00% | +9,989+9.1% | Added |
| Russell Investments Group, Ltd. | 121,186 | $7.24M | 0.01% | +24,457+25.3% | Added |
| Acadian Asset Management LLC | 126,418 | $7.57M | 0.03% | +25,895+25.8% | Added |
| Balyasny Asset Management LLC | 129,033 | $7.72M | 0.04% | −75,003−36.8% | Reduced |
| Systematic Financial Management LP | 132,511 | $7.93M | 0.24% | +49,015+58.7% | Added |
| Grantham, Mayo, Van Otterloo & Co. LLC | 135,871 | $8.13M | 0.04% | +109,128+408.1% | Added |
| Hotchkis & Wiley Capital Management LLC | 147,052 | $8.80M | 0.03% | +16,470+12.6% | Added |
| Renaissance Technologies LLC | 165,800 | $9.92M | 0.01% | +9,600+6.1% | Added |
| JB Capital Partners LP | 167,001 | $9.98M | 2.39% | 00.0% | Unchanged |
| Ameriprise Financial Inc | 198,537 | $11.9M | 0.00% | −11,588−5.5% | Reduced |
| Morgan Stanley | 216,635 | $13.0M | 0.00% | +70,682+48.4% | Added |
| Bank of America Corp | 225,330 | $13.5M | 0.00% | −26,402−10.5% | Reduced |
| State of Wisconsin Investment Board | 231,350 | $13.8M | 0.03% | 00.0% | Unchanged |
| Artemis Investment Management LLP | 275,610 | $16.5M | 0.14% | +33,647+13.9% | Added |
| Invesco Ltd. | 283,450 | $17.0M | 0.00% | +40,113+16.5% | Added |
| Federated Hermes, Inc. | 311,610 | $18.6M | 0.03% | −7,519−2.4% | Reduced |
| Parametric Portfolio Associates LLC | 316,364 | $18.9M | 0.01% | +8,625+2.8% | Added |
| Principal Financial Group Inc | 342,997 | $20.5M | 0.01% | +40,292+13.3% | Added |
| Prudential Financial Inc | 351,699 | $21.0M | 0.03% | −36,222−9.3% | Reduced |
| Norges Bank | 353,027 | $21.1M | 0.00% | −22,969−6.1% | Reduced |
| JPMorgan Chase & Co | 390,271 | $23.4M | 0.00% | −21,148−5.1% | Reduced |
| Nuveen Asset Management, LLC | 405,245 | $24.3M | 0.01% | −33,497−7.6% | Reduced |
| Bank of New York Mellon Corp | 440,217 | $26.3M | 0.01% | −13,229−2.9% | Reduced |