REPLIGEN CORP

Ticker: RGEN CUSIP: 759916109 Class: Common Stock

Callan Family Office, LLC's Holding History (CIK: 0001938970)

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

Q4 2025

Shares 8,375 Value ($000) $1,372 Avg Close $156.63 Range $134.19 - $174.01

Q3 2025

Shares 3,678 Value ($000) $492 Avg Close $121.47 Range $110.77 - $135.57

Q2 2025

Shares 4,210 Value ($000) $524 Avg Close $127.25 Range $102.97 - $148.94

Q1 2025

Shares 2,911 Value ($000) $370 Avg Close $153.93 Range $125.39 - $182.52

Q4 2024

Shares 3,016 Value ($000) $434 Avg Close $143.40 Range $121.52 - $161.24

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	8,375	$1,372	$156.63	$134.19 - $174.01
Q3 2025	3,678	$492	$121.47	$110.77 - $135.57
Q2 2025	4,210	$524	$127.25	$102.97 - $148.94
Q1 2025	2,911	$370	$153.93	$125.39 - $182.52
Q4 2024	3,016	$434	$143.40	$121.52 - $161.24