Overview

Basic information

Litigation

Active legal matters

Material Events

8-K disclosures

SEC Filings

Key regulatory docs

Insider Transactions

Ownership changes

Overview

Basic information

Litigation

Active legal matters

Material Events

8-K disclosures

SEC Filings

Key regulatory docs

Insider Transactions

Ownership changes

Insider Trading Summary (Last 30 Days)

See how company executives and directors have been buying or selling shares over the past 30 days. Insider trading activity can help investors better understand company leadership's actions.

Transactions

0

Insider Involved

0

Total Buys

$0.00

Total Sells

$0.00

Insider Trading History (Last 12 Months)

Browse insider buying and selling activity reported to the SEC over the past year, including who traded, when they traded, and the value of each transaction.

No Insider Transactions found for Trinseo PLC

Historical Insider Trading

View older insider trading records reported to the SEC to research long-term buying and selling trends.

DATE

INSIDER

INSIDER TYPE SHARES PRICE

SHARES

PRICE

VALUE

Aug 14, 2025

FARRELL MATTHEW

FARRELL MATTHEW
Buy
48,609 $2.43

48,609

$2.43

$118,120

Aug 13, 2025

FARRELL MATTHEW

FARRELL MATTHEW
Buy
26,391 $2.45

26,391

$2.45

$64,658

Aug 12, 2025

FARRELL MATTHEW

FARRELL MATTHEW
Buy
25,000 $2.29

25,000

$2.29

$57,250

Mar 14, 2025

Frisch Johanna

Frisch Johanna
VP and Treasurer
Buy
1,500 $4.10

1,500

$4.10

$6,150

Mar 13, 2025

Frisch Johanna

Frisch Johanna
VP and Treasurer
Buy
1,100 $4.02

1,100

$4.02

$4,422

Mar 12, 2025

Frisch Johanna

Frisch Johanna
VP and Treasurer
Buy
1,200 $4.28

1,200

$4.28

$5,136

Aug 19, 2024

COTE JEFFREY J

COTE JEFFREY J
Buy
50,600 $3.39

50,600

$3.39

$171,534

Aug 16, 2024

COTE JEFFREY J

COTE JEFFREY J
Buy
100,000 $2.81

100,000

$2.81

$281,000

Aug 13, 2024

TOMKINS MARK E

TOMKINS MARK E
Sell
11,142 $2.54

11,142

$2.54

$28,301

Aug 12, 2024

Chaclas Angelo N.

Chaclas Angelo N.
SVP, CLO, CCO & Corp. Sec.
Buy
75,000 $2.57

75,000

$2.57

$192,750

Aug 12, 2024

BOZICH FRANK A

BOZICH FRANK A
CEO and President
Buy
40,000 $2.57

40,000

$2.57

$102,800

Dec 14, 2023

FARRELL MATTHEW

FARRELL MATTHEW
Buy
50,000 $7.21

50,000

$7.21

$360,500

Sep 14, 2023

Stasse David Phillip

Stasse David Phillip
EVP and CFO
Buy
15,000 $8.89

15,000

$8.89

$133,350

Sep 13, 2023

Desmond Jeanmarie F.

Desmond Jeanmarie F.
Buy
2,500 $7.94

2,500

$7.94

$19,850

Sep 12, 2023

Chaclas Angelo N.

Chaclas Angelo N.
SVP, CLO, CCO & Corp. Sec.
Buy
20,000 $8.07

20,000

$8.07

$161,400

Sep 12, 2023

Thomas Timothy J

Thomas Timothy J
SVP, Mfctg & Oper Excellence
Buy
3,000 $7.94

3,000

$7.94

$23,820

Sep 12, 2023

BOZICH FRANK A

BOZICH FRANK A
CEO and President
Buy
8,000 $8.07

8,000

$8.07

$64,560

Nov 16, 2022

MARTENS PHILIP R

MARTENS PHILIP R
Sell
6,900 $24.60

6,900

$24.60

$169,706

Sep 08, 2022

Desmond Jeanmarie F.

Desmond Jeanmarie F.
Buy
2,850 $25.01

2,850

$25.01

$71,279

Sep 07, 2022

Desmond Jeanmarie F.

Desmond Jeanmarie F.
Buy
1,335 $25.46

1,335

$25.46

$33,989

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