ECOVYST INC

Ticker: ECVT CUSIP: 27923Q109 Class: EQTY

NEW YORK STATE TEACHERS RETIREMENT SYSTEM's Holding History (CIK: 0000314969)

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

Q4 2023

Shares 7,518 Value ($000) $0 Avg Close $9.52 Range $8.26 - $10.27

Q3 2023

Shares 7,518 Value ($000) $0 Avg Close $10.69 Range $9.44 - $12.35

Q2 2023

Shares 7,518 Value ($000) $0 Avg Close $10.88 Range $9.85 - $11.75

Q1 2023

Shares 6,418 Value ($000) $0 Avg Close $10.34 Range $8.72 - $11.21

Q4 2022

Shares 6,700 Value ($000) $0 Avg Close $9.21 Range $8.20 - $10.26

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2023	7,518	$0	$9.52	$8.26 - $10.27
Q3 2023	7,518	$0	$10.69	$9.44 - $12.35
Q2 2023	7,518	$0	$10.88	$9.85 - $11.75
Q1 2023	6,418	$0	$10.34	$8.72 - $11.21
Q4 2022	6,700	$0	$9.21	$8.20 - $10.26