REPLIGEN CORP

Ticker: RGEN CUSIP: 759916109 Class: Common Stock

Clark & Stuart, Inc's Holding History (CIK: 0002048750)

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

Q4 2025

Shares 1,400 Value ($000) $229 Avg Close $156.63 Range $134.19 - $174.01

Q4 2024

Shares 1,400 Value ($000) $202 Avg Close $143.40 Range $121.52 - $161.24

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,400	$229	$156.63	$134.19 - $174.01
Q4 2024	1,400	$202	$143.40	$121.52 - $161.24