Institutional shares held 25.2 Million
82.1K calls
13.8K puts
Total value of holdings $102M
$333K calls
$56K puts
Market Cap $139M
34,972,600 Shares Out.
Institutional ownership 72.0%
# of Institutions 102


Latest Institutional Activity in TSE

Top Purchases

Q1 2025
Sg Americas Securities, LLC Shares Held: 21K ($83.2K)
Q1 2025
Farther Finance Advisors, LLC Shares Held: 6.02K ($23.9K)
Q1 2025
Pfg Investments, LLC Shares Held: 14K ($55.6K)
Q1 2025
Stephens Consulting, LLC Shares Held: 231 ($917)
Q4 2024
M&G PLC Shares Held: 7.63M ($30.3M)

Top Sells

Q1 2025
Rhumbline Advisers Shares Held: 5.27K ($20.9K)
Q4 2024
Charles Schwab Investment Management Inc Shares Held: 527K ($2.09M)
Q4 2024
D. E. Shaw & Co., Inc. Shares Held: 582K ($2.31M)
Q4 2024
Millennium Management LLC Shares Held: 178K ($708K)
Q4 2024
Goldman Sachs Group Inc Shares Held: 240K ($954K)

About TSE

Trinseo PLC, a materials solutions provider, manufactures and sells plastics and latex binders in the United States, Europe, the Asia-Pacific, and internationally. The company operates through six segments: Engineered Materials, Latex Binders, Base Plastics, Polystyrene, Feedstocks, and Americas Styrenics. The Engineered Materials segment offers rigid compounds, including polycarbonate compounds, acrylonitrile-butadiene-styrene compounds, and PC blends to consumer electronics and medical markets for equipment housing applications; thermoplastic elastomer soft plastic compounds, such as overmolds, sealings, tubing, and films for footwear shoe sole, personal care, consumer electronics, and automotive high-end applications; and PMMA products to building and construction, automotive, medical, and consumer goods applications. The Latex Binders segment provides styrene-butadiene, styrene-acrylate, vinylidene chloride, and butadiene-methacrylate latex products for the commercial and niche carpet markets, as well as performance latex products for the adhesive, building and construction, and technical textile paper markets. The Base Plastics segment offers various compounds and blends for automotive and other applications. This segment also engages in the acrylonitrile-butadiene-styrene, styrene-acrylonitrile, and polycarbonate businesses. The Polystyrene segment provides general purpose polystyrenes and high impact polystyrene for use in appliances, food packaging and food service disposables, consumer electronics, and building and construction materials. The Feedstocks segment offers styrene monomer, a basic building block of plastics. The Americas Styrenics segment provides styrene and polystyrene. The company was incorporated in 2015 and is based in Berwyn, Pennsylvania.


Insider Transactions at TSE

Insider Transaction List

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Date Insider Transaction Ownership Type Shares Traded Value / Price
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Last 12 Months Summary

Buy / Acquisition
1.52M Shares
From 24 Insiders
Grant, award, or other acquisition 1.25M shares
Open market or private purchase 269K shares
Sell / Disposition
118K Shares
From 22 Insiders
Payment of exercise price or tax liability 107K shares
Open market or private sale 11.1K shares

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P - Open market or private purchase×
S - Open market or private sale×
V - Transaction voluntarily reported earlier than required×
A - Grant, award, or other acquisition×
D - Sale (or disposition) back to the issuer×
F - Payment of exercise price or tax liability×
I - Discretionary transaction×
M - Exercise of conversion of derivative security×
C - Conversion of derivative security×
E - Expiration of short derivative position×
H - Expiration (or cancellation) of long derivative position with value received×
O - Exercise of out-of-the-money derivative securities×
X - Exercise of in-the-money or at-the-money derivatives securities×
G - Bona fide gift×
L - Small Acquisition×
W - Acquisition or disposition by will or laws×
Z - Deposit into or withdrawal from voting trust×
J - Other acquisition or disposition×
K - Transaction in equity swap or similar instrument×
U - Disposition due to a tender of shares in a change of control transaction×
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