AG˹ٷ

STOCK TITAN

[Form 4] Trinseo PLC Insider Trading Activity

Filing Impact
(Low)
Filing Sentiment
(Negative)
Form Type
4
Rhea-AI Filing Summary

Insider transaction overview: Trinseo PLC (ticker: TSE) has filed a Form 4 reporting a routine tax-related share disposition by director Sandra Beach Lin.

  • Transaction date: 21 June 2025
  • Transaction code: F � shares withheld by the company to satisfy tax obligations upon vesting of previously granted restricted stock units
  • Shares disposed: 10,310 ordinary shares
  • Price: US $3.73 per share (as stated in the filing)
  • Post-transaction ownership: 44,776 ordinary shares held directly

No derivative securities were acquired or disposed of, and no other insiders were included in the filing. Because the sale was coded “F,� it is classified as a non-discretionary transaction strictly for tax-withholding purposes, carrying limited signalling value regarding the insider’s outlook. The filing does, however, confirm Ms. Lin’s continuing equity stake of nearly forty-five thousand shares, aligning her interests with shareholders.

Riepilogo della transazione interna: Trinseo PLC (simbolo: TSE) ha presentato un Modulo 4 che riporta una disposizione azionaria di routine legata a imposte da parte della direttrice Sandra Beach Lin.

  • Data della transazione: 21 giugno 2025
  • Codice della transazione: F � azioni trattenute dalla società per soddisfare obblighi fiscali al momento del consolidamento delle restricted stock units precedentemente assegnate
  • Azioni cedute: 10.310 azioni ordinarie
  • Prezzo: 3,73 USD per azione (come indicato nel modulo)
  • Possesso dopo la transazione: 44.776 azioni ordinarie detenute direttamente

Non sono stati acquisiti né ceduti titoli derivati, e nessun altro insider è stato incluso nella comunicazione. Poiché la vendita è stata classificata con il codice “F�, si tratta di una transazione non discrezionale effettuata esclusivamente per il trattenimento fiscale, con scarso valore indicativo riguardo alle aspettative dell’insider. Tuttavia, il modulo conferma la partecipazione azionaria continua della Sig.ra Lin, pari a quasi quarantacinquemila azioni, allineando i suoi interessi con quelli degli azionisti.

Resumen de la transacción interna: Trinseo PLC (símbolo: TSE) ha presentado un Formulario 4 reportando una disposición rutinaria de acciones relacionada con impuestos por parte de la directora Sandra Beach Lin.

  • Fecha de la transacción: 21 de junio de 2025
  • Código de la transacción: F � acciones retenidas por la empresa para cumplir con obligaciones fiscales al consolidarse unidades restringidas de acciones previamente otorgadas
  • Acciones dispuestas: 10,310 acciones ordinarias
  • Precio: 3,73 USD por acción (según consta en el formulario)
  • Propiedad después de la transacción: 44,776 acciones ordinarias en propiedad directa

No se adquirieron ni dispusieron valores derivados, ni se incluyeron otros insiders en la presentación. Debido a que la venta fue codificada como “F�, se clasifica como una transacción no discrecional realizada estrictamente para la retención fiscal, con un valor limitado para interpretar la perspectiva del insider. Sin embargo, el formulario confirma la participación accionarial continua de la Sra. Lin, cercana a las cuarenta y cinco mil acciones, alineando sus intereses con los de los accionistas.

내부� 거래 개요: Trinseo PLC(티커: TSE)� 이사� Sandra Beach Lin� 세금 관� 주식 처분� 보고하는 Form 4� 제출했습니다.

  • 거래 날짜: 2025� 6� 21�
  • 거래 코드: F � 이전� 부여된 제한 주식 단위(RSU)� 취득 � 세금 납부� 위해 회사가 보유� 주식
  • 처분 주식 �: 보통� 10,310�
  • 갶�: 주당 미화 3.73달러 (신고서에 명시� 가�)
  • 거래 � 보유 주식: 직접 보유� 보통� 44,776�

파생 증권은 취득하거� 처분하지 않았으며, 다른 내부자는 신고서에 포함되지 않았습니�. 판매가 “F� 코드� 분류되어 세금 원천징수� 위한 비재량적 거래� 간주되어 내부자의 전망� 대� 신호 가치는 제한적입니다. 그러� � 신고서는 Lin 이사� � 45,000주에 달하� 지속적� 지� 보유� 확인하여 주주와 이해관계를 일치시킵니다.

Vue d'ensemble de la transaction d'initié : Trinseo PLC (symbole : TSE) a déposé un formulaire 4 signalant une cession d'actions liée à des obligations fiscales par la directrice Sandra Beach Lin.

  • Date de la transaction : 21 juin 2025
  • Code de transaction : F � actions retenues par la société pour satisfaire les obligations fiscales lors de l'acquisition d'unités d'actions restreintes précédemment attribuées
  • Actions cédées : 10 310 actions ordinaires
  • Prix : 3,73 USD par action (tel qu'indiqué dans le dépôt)
  • Possession après transaction : 44 776 actions ordinaires détenues directement

Aucun titre dérivé n'a été acquis ou cédé, et aucun autre initié n'a été inclus dans le dépôt. Étant donné que la vente est codée « F », il s'agit d'une transaction non discrétionnaire effectuée strictement pour le paiement des impôts, avec une valeur indicative limitée quant aux perspectives de l'initié. Toutefois, le dépôt confirme la participation continue de Mme Lin, proche de quarante-cinq mille actions, alignant ainsi ses intérêts avec ceux des actionnaires.

Überblick über Insider-Transaktion: Trinseo PLC (Ticker: TSE) hat ein Formular 4 eingereicht, das eine routinemäßige steuerbedingte Aktienveräußerung durch die Direktorin Sandra Beach Lin meldet.

  • Transaktionsdatum: 21. Juni 2025
  • Transaktionscode: F � vom Unternehmen einbehaltene Aktien zur Erfüllung steuerlicher Verpflichtungen beim Erwerb zuvor gewährter Restricted Stock Units
  • Veräußerte Aktien: 10.310 Stammaktien
  • Preis: 3,73 USD pro Aktie (laut Meldung)
  • Eigentum nach der Transaktion: 44.776 direkt gehaltene Stammaktien

Es wurden keine Derivate erworben oder veräußert, und keine weiteren Insider sind in der Meldung enthalten. Da der Verkauf mit „F� codiert wurde, handelt es sich um eine nicht diskretionäre Transaktion, die ausschließlich zur Steuerabführung dient und daher nur begrenzte Signale bezüglich der Einschätzung des Insiders liefert. Die Meldung bestätigt jedoch die fortlaufende Beteiligung von Frau Lin mit fast 45.000 Aktien, was ihre Interessen mit denen der Aktionäre in Einklang bringt.

Positive
  • None.
Negative
  • None.

Insights

TL;DR: Routine tax-withholding sale; immaterial strategic impact.

The Form 4 documents a code-F transaction in which Director Sandra Beach Lin surrendered 10,310 shares at US $3.73 to cover taxes on vested RSUs. Such dispositions are pre-programmed and do not typically reflect sentiment about Trinseo’s prospects. Post-transaction ownership of 44,776 shares indicates a continued, meaningful stake. No derivative activity was reported, and there is no evidence of open-market selling pressure. From a governance standpoint, disclosure is timely and compliant; from an investment standpoint, the event is neutral.

Riepilogo della transazione interna: Trinseo PLC (simbolo: TSE) ha presentato un Modulo 4 che riporta una disposizione azionaria di routine legata a imposte da parte della direttrice Sandra Beach Lin.

  • Data della transazione: 21 giugno 2025
  • Codice della transazione: F � azioni trattenute dalla società per soddisfare obblighi fiscali al momento del consolidamento delle restricted stock units precedentemente assegnate
  • Azioni cedute: 10.310 azioni ordinarie
  • Prezzo: 3,73 USD per azione (come indicato nel modulo)
  • Possesso dopo la transazione: 44.776 azioni ordinarie detenute direttamente

Non sono stati acquisiti né ceduti titoli derivati, e nessun altro insider è stato incluso nella comunicazione. Poiché la vendita è stata classificata con il codice “F�, si tratta di una transazione non discrezionale effettuata esclusivamente per il trattenimento fiscale, con scarso valore indicativo riguardo alle aspettative dell’insider. Tuttavia, il modulo conferma la partecipazione azionaria continua della Sig.ra Lin, pari a quasi quarantacinquemila azioni, allineando i suoi interessi con quelli degli azionisti.

Resumen de la transacción interna: Trinseo PLC (símbolo: TSE) ha presentado un Formulario 4 reportando una disposición rutinaria de acciones relacionada con impuestos por parte de la directora Sandra Beach Lin.

  • Fecha de la transacción: 21 de junio de 2025
  • Código de la transacción: F � acciones retenidas por la empresa para cumplir con obligaciones fiscales al consolidarse unidades restringidas de acciones previamente otorgadas
  • Acciones dispuestas: 10,310 acciones ordinarias
  • Precio: 3,73 USD por acción (según consta en el formulario)
  • Propiedad después de la transacción: 44,776 acciones ordinarias en propiedad directa

No se adquirieron ni dispusieron valores derivados, ni se incluyeron otros insiders en la presentación. Debido a que la venta fue codificada como “F�, se clasifica como una transacción no discrecional realizada estrictamente para la retención fiscal, con un valor limitado para interpretar la perspectiva del insider. Sin embargo, el formulario confirma la participación accionarial continua de la Sra. Lin, cercana a las cuarenta y cinco mil acciones, alineando sus intereses con los de los accionistas.

내부� 거래 개요: Trinseo PLC(티커: TSE)� 이사� Sandra Beach Lin� 세금 관� 주식 처분� 보고하는 Form 4� 제출했습니다.

  • 거래 날짜: 2025� 6� 21�
  • 거래 코드: F � 이전� 부여된 제한 주식 단위(RSU)� 취득 � 세금 납부� 위해 회사가 보유� 주식
  • 처분 주식 �: 보통� 10,310�
  • 갶�: 주당 미화 3.73달러 (신고서에 명시� 가�)
  • 거래 � 보유 주식: 직접 보유� 보통� 44,776�

파생 증권은 취득하거� 처분하지 않았으며, 다른 내부자는 신고서에 포함되지 않았습니�. 판매가 “F� 코드� 분류되어 세금 원천징수� 위한 비재량적 거래� 간주되어 내부자의 전망� 대� 신호 가치는 제한적입니다. 그러� � 신고서는 Lin 이사� � 45,000주에 달하� 지속적� 지� 보유� 확인하여 주주와 이해관계를 일치시킵니다.

Vue d'ensemble de la transaction d'initié : Trinseo PLC (symbole : TSE) a déposé un formulaire 4 signalant une cession d'actions liée à des obligations fiscales par la directrice Sandra Beach Lin.

  • Date de la transaction : 21 juin 2025
  • Code de transaction : F � actions retenues par la société pour satisfaire les obligations fiscales lors de l'acquisition d'unités d'actions restreintes précédemment attribuées
  • Actions cédées : 10 310 actions ordinaires
  • Prix : 3,73 USD par action (tel qu'indiqué dans le dépôt)
  • Possession après transaction : 44 776 actions ordinaires détenues directement

Aucun titre dérivé n'a été acquis ou cédé, et aucun autre initié n'a été inclus dans le dépôt. Étant donné que la vente est codée « F », il s'agit d'une transaction non discrétionnaire effectuée strictement pour le paiement des impôts, avec une valeur indicative limitée quant aux perspectives de l'initié. Toutefois, le dépôt confirme la participation continue de Mme Lin, proche de quarante-cinq mille actions, alignant ainsi ses intérêts avec ceux des actionnaires.

Überblick über Insider-Transaktion: Trinseo PLC (Ticker: TSE) hat ein Formular 4 eingereicht, das eine routinemäßige steuerbedingte Aktienveräußerung durch die Direktorin Sandra Beach Lin meldet.

  • Transaktionsdatum: 21. Juni 2025
  • Transaktionscode: F � vom Unternehmen einbehaltene Aktien zur Erfüllung steuerlicher Verpflichtungen beim Erwerb zuvor gewährter Restricted Stock Units
  • Veräußerte Aktien: 10.310 Stammaktien
  • Preis: 3,73 USD pro Aktie (laut Meldung)
  • Eigentum nach der Transaktion: 44.776 direkt gehaltene Stammaktien

Es wurden keine Derivate erworben oder veräußert, und keine weiteren Insider sind in der Meldung enthalten. Da der Verkauf mit „F� codiert wurde, handelt es sich um eine nicht diskretionäre Transaktion, die ausschließlich zur Steuerabführung dient und daher nur begrenzte Signale bezüglich der Einschätzung des Insiders liefert. Die Meldung bestätigt jedoch die fortlaufende Beteiligung von Frau Lin mit fast 45.000 Aktien, was ihre Interessen mit denen der Aktionäre in Einklang bringt.

SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number: 3235-0287
Estimated average burden
hours per response: 0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
LIN SANDRA BEACH

(Last) (First) (Middle)
C/O TRINSEO PLC
440 EAST SWEDESFORD ROAD, SUITE 301

(Street)
WAYNE PA 19087

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
Trinseo PLC [ TSE ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X Director 10% Owner
Officer (give title below) Other (specify below)
3. Date of Earliest Transaction (Month/Day/Year)
06/21/2025
4. If Amendment, Date of Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Ordinary Shares 06/21/2025 F 10,310(1) D $3.73 44,776 D
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Explanation of Responses:
1. Shares withheld by the Company to pay taxes due following the vesting of previously granted restricted stock units.
/s/ Angelo Chaclas, Attorney-in-Fact 06/24/2025
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did Trinseo (TSE) report on 21 June 2025?

Director Sandra Beach Lin had 10,310 shares withheld (code F) to pay taxes on vested RSUs.

How many Trinseo shares does Sandra Beach Lin own after the Form 4 transaction?

She holds 44,776 ordinary shares directly after the tax-withholding event.

Was the share disposition a discretionary sale?

No. The transaction code F indicates an automatic, non-discretionary share surrender for tax withholding.

Were any derivative securities involved in this Form 4 filing?

No derivative securities were acquired or disposed of according to the filing’s Table II.

At what price were the 10,310 shares withheld?

The shares were valued at US $3.73 per share as disclosed in the filing.
Trinseo Plc

NYSE:TSE

TSE Rankings

TSE Latest News

TSE Latest SEC Filings

TSE Stock Data

114.44M
33.41M
6.06%
71.76%
3.84%
Specialty Chemicals
Plastic Materials, Synth Resins & Nonvulcan Elastomers
United States
WAYNE