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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 2024

Institutional positions in Trinseo PLC as of Jun 30, 2024. 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
98
−11 vs. Q1 2024
Shares held
25.3M
−2.18M (−7.9%) vs. Q1 2024
Total value
$56.0M
−$49.3M (−46.8%) vs. Q1 2024
New holders
23
27 more added
Sold out
34
35 more reduced

Compare with Q1 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.

Institutional holdersQ2 2024: 98 institutions
Q1 2021: 209 institutionsQ2 2021: 214 institutionsQ3 2021: 184 institutionsQ4 2021: 185 institutionsQ1 2022: 189 institutionsQ2 2022: 194 institutionsQ3 2022: 182 institutionsQ4 2022: 182 institutionsQ1 2023: 167 institutionsQ2 2023: 145 institutionsQ3 2023: 146 institutionsQ4 2023: 128 institutionsQ1 2024: 109 institutionsQ2 2024: 98 institutionsQ3 2024: 71 institutionsQ4 2024: 95 institutionsQ1 2025: 85 institutionsQ2 2025: 80 institutionsQ3 2025: 75 institutionsQ4 2025: 73 institutionsQ1 2026: 14 institutionsQ2 2026: 6 institutions
Value heldQ2 2024: $56.0M
Q1 2021: $2.27BQ2 2021: $2.16BQ3 2021: $1.96BQ4 2021: $1.84BQ1 2022: $1.66BQ2 2022: $1.31BQ3 2022: $585.5MQ4 2022: $746.7MQ1 2023: $695.9MQ2 2023: $418.8MQ3 2023: $241.9MQ4 2023: $241.2MQ1 2024: $105.3MQ2 2024: $56.0MQ3 2024: $116.2MQ4 2024: $126.6MQ1 2025: $95.2MQ2 2025: $85.4MQ3 2025: $60.4MQ4 2025: $12.3MQ1 2026: $11.0KQ2 2026: $740
Institutions holding TSEOQ and their total value by quarter
QuarterHoldersValue
Q2 20266$740
Q1 202614$11.0K
Q4 202573$12.3M
Q3 202575$60.4M
Q2 202580$85.4M
Q1 202585$95.2M
Q4 202495$126.6M
Q3 202471$116.2M
Q2 202498$56.0M
Q1 2024109$105.3M
Q4 2023128$241.2M
Q3 2023146$241.9M
Q2 2023145$418.8M
Q1 2023167$695.9M
Q4 2022182$746.7M
Q3 2022182$585.5M
Q2 2022194$1.31B
Q1 2022189$1.66B
Q4 2021185$1.84B
Q3 2021184$1.96B
Q2 2021214$2.16B
Q1 2021209$2.27B

Institutions, Q2 2024

Shares, value and share of portfolio for each institution holding Trinseo PLC; share changes are against Q1 2024.

Institutions holding TSEOQ in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Prudential Financial Inc0$00.00%−251,471−100.0%Sold out
Dimensional Fund Advisors LP0$00.00%−184,775−100.0%Sold out
Trexquant Investment LP0$00.00%−179,490−100.0%Sold out
Thomist Capital Management, LP0$00.00%−165,715−100.0%Sold out
Nuveen Asset Management, LLC0$00.00%−106,266−100.0%Sold out
Dynamic Technology Lab Private Ltd0$00.00%−61,681−100.0%Sold out
Alliancebernstein L.P.0$00.00%−32,530−100.0%Sold out
Connor, Clark & Lunn Investment Management Ltd.0$00.00%−24,560−100.0%Sold out
MetLife Investment Management0$00.00%−18,073−100.0%Sold out
Raymond James & Associates0$00.00%−17,606−100.0%Sold out
American International Group, Inc.0$00.00%−17,252−100.0%Sold out
Deutsche Bank AG0$00.00%−17,164−100.0%Sold out
Sherbrooke Park Advisers LLC0$00.00%−16,663−100.0%Sold out
Manufacturers Life Insurance Company, The0$00.00%−14,270−100.0%Sold out
Voya Investment Management LLC0$00.00%−12,514−100.0%Sold out
American Century Companies Inc0$00.00%−10,808−100.0%Sold out
Walleye Trading LLC0$00.00%−8,327−100.0%Sold out
Group One Trading, L.P.0$00.00%−3,633−100.0%Sold out
California State Teachers Retirement System0$00.00%−3,520−100.0%Sold out
Ameritas Investment Partners, Inc.0$00.00%−3,452−100.0%Sold out
Legal & General Group Plc0$00.00%−3,026−100.0%Sold out
GAMMA Investing LLC0$00.00%−1,470−100.0%Sold out
Amalgamated Bank0$00.00%−1,198−100.0%Sold out
Mine & Arao Wealth Creation & Management, LLC.0$00.00%−1,000−100.0%Sold out
Metropolitan Life Insurance Co0$00.00%−521−100.0%Sold out
Quarry LP0$00.00%−518−100.0%Sold out
CIBC Private Wealth Group, LLC0$00.00%−500−100.0%Sold out
Nelson, Van Denburg & Campbell Wealth Management Group, LLC0$00.00%−7−100.0%Sold out
Brown Brothers Harriman & Co0$00.00%−5−100.0%Sold out
Assetmark, Inc0$00.00%−2−100.0%Sold out
State Board of Administration of Florida Retirement System0$00.00%−12,826−100.0%Sold out
Mirae Asset Global Investments Co., Ltd.0$00.00%−16,171−100.0%Sold out