REPLIGEN CORP

Ticker: RGEN CUSIP: 759916109 Class: Common Stock

Arlington Trust Co LLC's Holding History (CIK: 0001997685)

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

Q4 2025

Shares 46 Value ($000) $8 Avg Close $156.63 Range $134.19 - $174.01

Q2 2025

Shares 3 Value ($000) $0 Avg Close $127.25 Range $102.97 - $148.94

Q3 2024

Shares 13 Value ($000) $2 Avg Close $143.39 Range $117.63 - $172.65

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	46	$8	$156.63	$134.19 - $174.01
Q2 2025	3	$0	$127.25	$102.97 - $148.94
Q3 2024	13	$2	$143.39	$117.63 - $172.65