TRINSEO PLC

Ticker: TSE CUSIP: G9059U107 Class: Foreign Stock

State of Alaska, Department of Revenue's Holding History (CIK: 0001370102)

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

Q2 2023

Shares 23,107 Value ($000) $0 Avg Close $15.81 Range $11.55 - $22.20

Q1 2023

Shares 23,949 Value ($000) $0 Avg Close $23.79 Range $18.35 - $29.70

Q4 2022

Shares 24,353 Value ($000) $1 Avg Close $21.14 Range $16.83 - $27.03

Q3 2022

Shares 24,213 Value ($000) $443 Avg Close $29.54 Range $16.88 - $41.53

Q2 2022

Shares 27,345 Value ($000) $1,051 Avg Close $42.39 Range $33.48 - $50.48

Q4 2021

Shares 27,500 Value ($000) $1,442 Avg Close $50.07 Range $42.66 - $56.98

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2023	23,107	$0	$15.81	$11.55 - $22.20
Q1 2023	23,949	$0	$23.79	$18.35 - $29.70
Q4 2022	24,353	$1	$21.14	$16.83 - $27.03
Q3 2022	24,213	$443	$29.54	$16.88 - $41.53
Q2 2022	27,345	$1,051	$42.39	$33.48 - $50.48
Q4 2021	27,500	$1,442	$50.07	$42.66 - $56.98