TRINSEO PLC

Ticker: TSE CUSIP: G9059U107 Class: Foreign Stock

BANK OF MONTREAL /CAN/'s Holding History (CIK: 0000927971)

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

Q3 2022

Shares 9,903 Value ($000) $284 Avg Close $29.54 Range $16.88 - $41.53

Q2 2022

Shares 120,678 Value ($000) $4,948 Avg Close $42.39 Range $33.48 - $50.48

Q1 2022

Shares 11,527 Value ($000) $581 Avg Close $48.83 Range $40.20 - $55.53

Q4 2021

Shares 11,295 Value ($000) $600 Avg Close $50.07 Range $42.66 - $56.98

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2022	9,903	$284	$29.54	$16.88 - $41.53
Q2 2022	120,678	$4,948	$42.39	$33.48 - $50.48
Q1 2022	11,527	$581	$48.83	$40.20 - $55.53
Q4 2021	11,295	$600	$50.07	$42.66 - $56.98