REPLIGEN CORP

Ticker: RGEN CUSIP: 759916109 Class: Common Stock

CenterBook Partners LP's Holding History (CIK: 0001872738)

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

Q3 2025

Shares 17,672 Value ($000) $2,362 Avg Close $121.47 Range $110.77 - $135.57

Q2 2023

Shares 9,397 Value ($000) $1,329 Avg Close $160.35 Range $135.37 - $182.42

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	17,672	$2,362	$121.47	$110.77 - $135.57
Q2 2023	9,397	$1,329	$160.35	$135.37 - $182.42