Trinseo PLC — Director's Dealing 2019

Feb 28, 2019

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Trinseo S.A. (TSE)
CIK: 0001519061
Period of Report: 2019-02-26

Reporting Person: Stasse David Phillip (See Remarks)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2019-02-26	Ordinary Shares	A	4066	—	Acquired	27536	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2019-02-26	Option to Purchase Ordinary Shares	$51.02	A	5770	Acquired	2028-02-26	Ordinary Shares (5770)	Direct

Footnotes

F1: Represents ordinary shares issuable pursuant to RSU award that will vest in full on the third anniversary of the grant date.

F2: The option vests in three equal annual installments beginning on the first anniversary of the grant date.