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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, Q3 2024

Institutional positions in Trinseo PLC as of Sep 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
71
−26 vs. Q2 2024
Shares held
22.9M
−1.37M (−5.6%) vs. Q2 2024
Total value
$116.2M
+$62.5M (+116.4%) vs. Q2 2024
New holders
10
23 more added
Sold out
36
24 more reduced

1 institution that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2024: 71 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 heldQ3 2024: $116.2M
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, Q3 2024

Shares, value and share of portfolio for each institution holding Trinseo PLC; share changes are against Q2 2024.

Institutions holding TSEOQ in Q3 2024
InstitutionSharesValue% of portfolioChange in sharesAction
M&G Plc7,625,044$38.1M0.20%00.0%Unchanged
Nut Tree Capital Management, LP3,500,000$17.9M4.07%+1,500,000+75.0%Added
CastleKnight Management LP1,087,142$5.56M0.65%+589,642+118.5%Added
Charles Schwab Investment Management Inc1,025,477$5.24M0.00%−665,326−39.3%Reduced
Vanguard Group Inc969,833$4.96M0.00%−49,361−4.8%Reduced
D. E. Shaw & Co., Inc.862,860$4.41M0.01%+100,887+13.2%Added
BlackRock, Inc.771,513$3.94M0.00%+771,513New
Marshall Wace, LLP607,649$3.11M0.00%+410,629+208.4%Added
Millennium Management LLC457,171$2.34M0.00%−570,637−55.5%Reduced
Morgan Stanley452,021$2.31M0.00%+125,803+38.6%Added
Goldman Sachs Group Inc447,284$2.29M0.00%−691,268−60.7%Reduced
JPMorgan Chase & Co430,340$2.20M0.00%+40,588+10.4%Added
Alta Fundamental Advisers LLC393,200$2.01M0.83%+123,203+45.6%Added
Geode Capital Management, LLC385,931$1.97M0.00%+14,780+4.0%Added
Bank of America Corp323,489$1.65M0.00%+158,122+95.6%Added
Two Sigma Investments, LP317,910$1.62M0.00%+87,462+38.0%Added
Invesco Ltd.311,852$1.59M0.00%+1,377+0.4%Added
Lakewood Capital Management, LP281,279$1.44M0.12%+281,279New
Jane Street Group, LLC249,524$1.28M0.00%−102,833−29.2%Reduced
Two Sigma Advisers, LP224,800$1.15M0.00%+67,300+42.7%Added
Susquehanna International Group, LLP219,837$1.12M0.00%+43,106+24.4%Added
Owl Creek Asset Management, L.P.212,121$1.08M0.16%+212,121New
Renaissance Technologies LLC194,100$991.9K0.00%+65,400+50.8%Added
Thrivent Financial for Lutherans163,173$834.0K0.00%00.0%Unchanged
State Street Corp157,877$806.8K0.00%−12,503−7.3%Reduced
Citigroup Inc155,428$794.2K0.00%+146,317+1,605.9%Added
FMR LLC110,896$566.7K0.00%+19,477+21.3%Added
Qube Research & Technologies Ltd93,243$476.5K0.00%−118,365−55.9%Reduced
Citadel Advisors LLC92,362$472.0K0.00%−378,546−80.4%Reduced
Cubist Systematic Strategies, LLC89,486$457.3K0.01%−12,128−11.9%Reduced
XTX Topco Ltd88,262$451.0K0.03%+14,180+19.1%Added
Northern Trust Corp72,383$369.9K0.00%−210,728−74.4%Reduced
Squarepoint Ops LLC39,782$203.3K0.00%−89,718−69.3%Reduced
Whitebox Advisors LLC39,146$200.0K0.01%+39,146New
Kohmann Bosshard Financial Services, LLC34,605$176.8K0.02%+395+1.2%Added
Walleye Capital LLC34,528$176.4K0.00%−115,127−76.9%Reduced
Barclays PLC32,566$166.4K0.00%−143,651−81.5%Reduced
Engineers Gate Manager LP27,833$142.2K0.00%−3,101−10.0%Reduced
Point72 Asia (Singapore) Pte. Ltd.27,690$141.5K0.03%−50,472−64.6%Reduced
JB Capital Partners LP27,001$137.8K0.03%00.0%Unchanged
Jefferies Financial Group Inc.26,200$133.9K0.00%+26,200New
Price T Rowe Associates Inc23,900$123.0K0.00%00.0%Unchanged
Tudor Investment Corp Et Al18,797$96.1K0.00%−104,259−84.7%Reduced
NorthCrest Asset Manangement, LLC18,300$93.5K0.00%00.0%Unchanged
Simplex Trading, LLC17,521$89.0K0.00%+11,978+216.1%Added
Acadian Asset Management LLC17,077$87.0K0.00%−97,423−85.1%Reduced
Russell Investments Group, Ltd.16,882$86.3K0.00%−28,638−62.9%Reduced
Meeder Asset Management Inc16,116$82.4K0.01%00.0%Unchanged
Red Door Wealth Management, LLC15,000$76.7K0.01%00.0%Unchanged
Two Sigma Securities, LLC14,087$72.0K0.01%+14,087New
StoneX Group Inc.13,400$68.5K0.00%−2,100−13.5%Reduced
Public Employees Retirement System of Ohio12,202$62.4K0.00%−24,527−66.8%Reduced
Mercer Global Advisors Inc10,485$59.8K0.00%−191−1.8%Reduced
Tower Research Capital LLC (TRC)10,696$54.7K0.00%−5,273−33.0%Reduced
PFG Investments, LLC10,250$52.4K0.00%+10,250New
Catalyst Funds Management Pty Ltd8,900$45.5K0.01%00.0%Unchanged
Wells Fargo & Company5,920$30.3K0.00%+230+4.0%Added
UBS Group AG5,756$29.4K0.00%+2,754+91.7%Added
Rhumbline Advisers3,877$19.8K0.00%−14,532−78.9%Reduced
McIlrath & Eck, LLC1,889$9.65K0.00%00.0%Unchanged
Federated Hermes, Inc.1,401$7.16K0.00%+1,401New
Steward Partners Investment Advisory, LLC1,000$5.11K0.00%00.0%Unchanged
Headlands Technologies LLC887$4.53K0.00%+887New
Royal Bank of Canada825$4.00K0.00%−9,134−91.7%Reduced
Umb Bank N A250$1.28K0.00%00.0%Unchanged
Advisor Group Holdings, Inc.244$1.25K0.00%+214+713.3%Added
Founders Capital Management200$1.02K0.00%00.0%Unchanged
Planning Capital Management Corp121$6180.00%+121New
SOA Wealth Advisors, LLC.88$4500.00%00.0%Unchanged
Nisa Investment Advisors, LLC68$3470.00%+23+51.1%Added
Versant Capital Management, Inc21$1070.00%00.0%Unchanged
Jacobs Levy Equity Management, Inc0$00.00%−507,047−100.0%Sold out
Los Angeles Capital Management LLC0$00.00%−425,506−100.0%Sold out
AQR Capital Management LLC0$00.00%−338,495−100.0%Sold out
Bridgeway Capital Management, LLC0$00.00%−286,400−100.0%Sold out
Man Group plc0$00.00%−210,127−100.0%Sold out
Y-Intercept (Hong Kong) Ltd0$00.00%−150,758−100.0%Sold out
Susquehanna Portfolio Strategies, LLC0$00.00%−94,549−100.0%Sold out
Centiva Capital, LP0$00.00%−70,600−100.0%Sold out
HRT Financial LP0$00.00%−70,093−100.0%Sold out
Ameriprise Financial Inc0$00.00%−65,278−100.0%Sold out
Concentric Capital Strategies, LP0$00.00%−65,168−100.0%Sold out
Clear Street Markets LLC0$00.00%−57,645−100.0%Sold out
PDT Partners, LLC0$00.00%−56,270−100.0%Sold out
Paloma Partners Management Co0$00.00%−41,189−100.0%Sold out
Verition Fund Management LLC0$00.00%−38,729−100.0%Sold out
Schonfeld Strategic Advisors LLC0$00.00%−35,636−100.0%Sold out
Algert Global LLC0$00.00%−33,285−100.0%Sold out
Jump Financial, LLC0$00.00%−27,935−100.0%Sold out
Quadrature Capital Ltd0$00.00%−24,003−100.0%Sold out
Allspring Global Investments Holdings, LLC0$00.00%−24,100−100.0%Sold out
Point72 (DIFC) Ltd0$00.00%−23,920−100.0%Sold out
Bank of New York Mellon Corp0$00.00%−23,226−100.0%Sold out
Mirae Asset Global ETFs Holdings Ltd.0$00.00%−17,897−100.0%Sold out
Balyasny Asset Management LLC0$00.00%−12,866−100.0%Sold out
Ground Swell Capital, LLC0$00.00%−12,361−100.0%Sold out
Graham Capital Management, L.P.0$00.00%−12,349−100.0%Sold out
Oxford Asset Management LLP0$00.00%−11,547−100.0%Sold out
Mariner, LLC0$00.00%−10,735−100.0%Sold out
Macquarie Group Ltd0$00.00%−1,805−100.0%Sold out