ECOVYST INC

Ticker: ECVT CUSIP: 27923Q109 Class: EQTY

PDT Partners, LLC's Holding History (CIK: 0001564702)

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

Q3 2022

Shares 32,618 Value ($000) $275 Avg Close $9.51 Range $8.24 - $10.98

Q2 2022

Shares 73,540 Value ($000) $724 Avg Close $10.39 Range $9.13 - $11.91

Q1 2022

Shares 73,624 Value ($000) $851 Avg Close $10.49 Range $9.29 - $12.05

Q4 2021

Shares 13,148 Value ($000) $135 Avg Close $10.94 Range $9.12 - $13.79

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2022	32,618	$275	$9.51	$8.24 - $10.98
Q2 2022	73,540	$724	$10.39	$9.13 - $11.91
Q1 2022	73,624	$851	$10.49	$9.29 - $12.05
Q4 2021	13,148	$135	$10.94	$9.12 - $13.79