REPLIGEN CORP

Ticker: RGEN CUSIP: 759916109 Class: Common Stock

SEGALL BRYANT & HAMILL, LLC's Holding History (CIK: 0001006378)

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

Q4 2025

Shares 146,980 Value ($000) $24,084 Avg Close $156.63 Range $134.19 - $174.01

Q3 2025

Shares 139,378 Value ($000) $18,631 Avg Close $121.47 Range $110.77 - $135.57

Q2 2025

Shares 148,599 Value ($000) $18,483 Avg Close $127.25 Range $102.97 - $148.94

Q1 2025

Shares 145,396 Value ($000) $18,500 Avg Close $153.93 Range $125.39 - $182.52

Q4 2024

Shares 132,143 Value ($000) $19,021 Avg Close $143.40 Range $121.52 - $161.24

Q1 2021

Shares 10,194 Value ($000) $1,983 Avg Close $205.03 Range $173.09 - $228.84

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	146,980	$24,084	$156.63	$134.19 - $174.01
Q3 2025	139,378	$18,631	$121.47	$110.77 - $135.57
Q2 2025	148,599	$18,483	$127.25	$102.97 - $148.94
Q1 2025	145,396	$18,500	$153.93	$125.39 - $182.52
Q4 2024	132,143	$19,021	$143.40	$121.52 - $161.24
Q1 2021	10,194	$1,983	$205.03	$173.09 - $228.84