TRINSEO PLC

Ticker: TSE CUSIP: G9059U107 Class: Foreign Stock

State of Wyoming's Holding History (CIK: 0001821626)

Note: Option positions (PUT/CALL) are excluded.

Q4 2024

Shares 10,373 Value ($000) $53 Avg Close $4.89 Range $3.12 - $6.98

Q3 2023

Shares 8,337 Value ($000) $68 Avg Close $12.43 Range $7.28 - $18.26

Q4 2022

Shares 4,217 Value ($000) $96 Avg Close $21.14 Range $16.83 - $27.03

Q3 2022

Shares 1,648 Value ($000) $30 Avg Close $29.54 Range $16.88 - $41.53

Q2 2022

Shares 3,619 Value ($000) $139 Avg Close $42.39 Range $33.48 - $50.48

Q1 2022

Shares 919 Value ($000) $44 Avg Close $48.83 Range $40.20 - $55.53

Q4 2021

Shares 940 Value ($000) $49 Avg Close $50.07 Range $42.66 - $56.98

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2024	10,373	$53	$4.89	$3.12 - $6.98
Q3 2023	8,337	$68	$12.43	$7.28 - $18.26
Q4 2022	4,217	$96	$21.14	$16.83 - $27.03
Q3 2022	1,648	$30	$29.54	$16.88 - $41.53
Q2 2022	3,619	$139	$42.39	$33.48 - $50.48
Q1 2022	919	$44	$48.83	$40.20 - $55.53
Q4 2021	940	$49	$50.07	$42.66 - $56.98