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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, Q1 2022

Institutional positions in Trinseo PLC as of Mar 31, 2022. 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
189
+5 vs. Q4 2021
Shares held
34.5M
−679.2K (−1.9%) vs. Q4 2021
Total value
$1.66B
−$187.8M (−10.2%) vs. Q4 2021
New holders
36
62 more added
Sold out
31
62 more reduced

1 institution that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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.

Institutional holdersQ1 2022: 189 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 heldQ1 2022: $1.66B
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, Q1 2022

Shares, value and share of portfolio for each institution holding Trinseo PLC; share changes are against Q4 2021.

Institutions holding TSEOQ in Q1 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Everence Capital Management Inc11,030$529.0K0.04%00.0%Unchanged
Handelsbanken Fonder AB10,630$509.0K0.00%+10,630New
Teachers Retirement System of the State of Kentucky10,600$508.0K0.00%00.0%Unchanged
Royal Bank of Canada10,586$507.0K0.00%−3,619−25.5%Reduced
Brinker Capital Investments, LLC10,563$506.0K0.01%−435−4.0%Reduced
Royce & Associates LP10,143$486.0K0.00%+747+8.0%Added
Jade Capital Advisors, LLC10,000$479.0K0.32%00.0%Unchanged
Simplex Trading, LLC9,179$439.0K0.01%+4,428+93.2%Added
Malaga Cove Capital, LLC8,866$425.0K0.19%00.0%Unchanged
ProShare Advisors LLC8,657$414.0K0.00%−1,077−11.1%Reduced
Arizona State Retirement System8,399$402.0K0.00%+39+0.5%Added
IndexIQ Advisors LLC8,237$395.0K0.01%+8,237New
SEI Investments Co7,738$371.0K0.00%−700−8.3%Reduced
Engineers Gate Manager LP7,588$364.0K0.01%+7,588New
Quantamental Technologies LLC6,664$319.0K0.18%+6,664New
Covalis Capital LLP6,631$318.0K0.09%+6,631New
Teacher Retirement System of Texas6,427$308.0K0.00%+357+5.9%Added
Janus Henderson Group PLC6,293$302.0K0.00%−4−0.1%Reduced
Atom Investors LP6,156$295.0K0.14%−27,405−81.7%Reduced
Dynamic Technology Lab Private Ltd6,050$290.0K0.03%+6,050New
Centaurus Financial, Inc.6,000$288.0K0.02%−1,200−16.7%Reduced
Public Employees Retirement Association of Colorado5,856$281.0K0.00%00.0%Unchanged
Hennion & Walsh Asset Management, Inc.5,646$271.0K0.01%−382−6.3%Reduced
Mutual of America Capital Management LLC5,597$268.0K0.00%+291+5.5%Added
SFMG, LLC5,455$261.0K0.03%+4+0.1%Added
Profund Advisors LLC5,390$258.0K0.01%+1,049+24.2%Added
Cim Investment Mangement Inc5,284$253.0K0.09%−612−10.4%Reduced
The PNC Financial Services Group, Inc.5,160$248.0K0.00%+225+4.6%Added
Franklin Resources Inc5,046$242.0K0.00%+17+0.3%Added
CWM Advisors, LLC4,932$236.0K0.03%+175+3.7%Added
Group One Trading, L.P.4,837$232.0K0.01%+4,054+517.8%Added
Man Group plc4,780$229.0K0.00%−3,670−43.4%Reduced
Public Employees Retirement System of Ohio4,727$227.0K0.00%+271+6.1%Added
Holocene Advisors, LP4,746$227.0K0.00%+4,746New
Tower Research Capital LLC (TRC)4,536$218.0K0.00%+4,200+1,250.0%Added
Bridgefront Capital, LLC4,545$218.0K0.27%+4,545New
Captrust Financial Advisors4,414$212.0K0.00%+1,272+40.5%Added
Advisor Group Holdings, Inc.3,835$184.0K0.00%−2,622−40.6%Reduced
Mitsubishi UFJ Trust & Banking Corp3,701$177.0K0.00%+1,800+94.7%Added
IFP Advisors, Inc2,788$169.0K0.00%+1,600+134.7%Added
Ameritas Investment Partners, Inc.3,113$149.0K0.01%00.0%Unchanged
Fortitude Advisory Group L.L.C.3,021$145.0K0.08%00.0%Unchanged
Metropolitan Life Insurance Co2,328$111.6K0.00%−7,743−76.9%Reduced
Nisa Investment Advisors, LLC1,900$91.0K0.00%−490−20.5%Reduced
McIlrath & Eck, LLC1,889$91.0K0.03%00.0%Unchanged
EMC Capital Management1,793$85.0K0.06%+1,793New
Macquarie Group Ltd1,400$67.0K0.00%00.0%Unchanged
Dark Forest Capital Management LP1,384$66.0K0.02%+1,384New
Umb Bank N A1,050$50.0K0.00%+1,050New
Federation des caisses Desjardins du Quebec1,021$48.9K0.00%−16,571−94.2%Reduced
Mine & Arao Wealth Creation & Management, LLC.1,000$48.0K0.03%00.0%Unchanged
Steward Partners Investment Advisory, LLC1,000$48.0K0.00%+700+233.3%Added
US Bancorp958$46.0K0.00%−107−10.0%Reduced
Sutton Wealth Advisors Inc.919$44.0K0.02%+19+2.1%Added
State of Wyoming919$44.0K0.02%−21−2.2%Reduced
Wolff Wiese Magana LLC690$33.0K0.02%00.0%Unchanged
Ellevest, Inc.653$31.0K0.00%+437+202.3%Added
Versant Capital Management, Inc585$28.0K0.01%−47−7.4%Reduced
Meeder Asset Management Inc551$26.0K0.00%+522+1,800.0%Added
Nomura Asset Management Co Ltd490$23.5K0.00%+490New
SOA Wealth Advisors, LLC.488$23.0K0.01%00.0%Unchanged
Rockefeller Capital Management L.P.489$23.0K0.00%+69+16.4%Added
Fifth Third Bancorp367$18.0K0.00%+127+52.9%Added
Founders Capital Management300$16.0K0.01%00.0%Unchanged
TCI Wealth Advisors, Inc.252$12.0K0.00%−32−11.3%Reduced
GHP Investment Advisors, Inc.251$12.0K0.00%+251New
Quadrant Capital Group LLC233$11.0K0.00%+5+2.2%Added
Curi Capital250$11.0K0.00%+250New
EverSource Wealth Advisors, LLC216$10.0K0.00%+65+43.0%Added
Lindbrook Capital, LLC162$8.00K0.00%00.0%Unchanged
Creative Financial Designs Inc169$8.00K0.00%+169New
Global Retirement Partners, LLC171$8.00K0.00%+171New
Sageworth Trust Co of South Dakota148$7.00K0.01%−25−14.5%Reduced
Parkside Financial Bank & Trust119$6.00K0.00%00.0%Unchanged
Tilia Fiduciary Partners, Inc.116$6.00K0.01%00.0%Unchanged
Tarbox Family Office, Inc.105$5.00K0.00%00.0%Unchanged
Carmichael Hill & Associates, Inc.100$5.00K0.00%+100New
Federated Hermes, Inc.92$4.00K0.00%−9,596−99.1%Reduced
Fieldpoint Private Securities, LLC85$4.00K0.00%+5+6.3%Added
CWM, LLC84$4.00K0.00%+49+140.0%Added
Sageworth Trust Co53$3.00K0.00%00.0%Unchanged
Signaturefd, LLC37$2.00K0.00%−11−22.9%Reduced
Laurel Wealth Advisors LLC35$2.00K0.00%00.0%Unchanged
SRS Capital Advisors, Inc.25$1.00K0.00%00.0%Unchanged
Lloyd Advisory Services, LLC.31$1.00K0.00%+31New
BDO Wealth Advisors, LLC9$00.00%00.0%Unchanged
JFS Wealth Advisors, LLC2$00.00%+2New
Disciplined Investments, LLC7$00.00%+7New
TCWP LLC17$00.00%+17New
Proequities, Inc.0$00.00%−181−100.0%Sold out
Nordea Investment Management AB0$00.00%−113,832−100.0%Sold out
Russell Investments Group, Ltd.0$00.00%−100,369−100.0%Sold out
California First Leasing Corp0$00.00%−31,500−100.0%Sold out
State of Alaska, Department of Revenue0$00.00%−27,500−100.0%Sold out
Maryland State Retirement & Pension System0$00.00%−15,483−100.0%Sold out
Voya Investment Management LLC0$00.00%−15,147−100.0%Sold out
Tudor Investment Corp Et Al0$00.00%−13,233−100.0%Sold out
Algert Global LLC0$00.00%−9,133−100.0%Sold out
Samson Rock Capital LLP0$00.00%−9,000−100.0%Sold out
American Century Companies Inc0$00.00%−8,535−100.0%Sold out