REPLIGEN CORP

Ticker: RGEN CUSIP: 759916109 Class: Common Stock

CAPSTONE INVESTMENT ADVISORS, LLC's Holding History (CIK: 0001426196)

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

Q3 2025

Shares 4,711 Value ($000) $630 Avg Close $121.47 Range $110.77 - $135.57

Q1 2024

Shares 1,831 Value ($000) $337 Avg Close $190.44 Range $167.40 - $211.13

Q3 2021

Shares 3,473 Value ($000) $1,004 Avg Close $256.54 Range $193.03 - $327.32

Q3 2017

Shares 13,763 Value ($000) $527 Avg Close $41.91 Range $35.73 - $46.12

Q4 2016

Shares 7,900 Value ($000) $243 Avg Close $30.93 Range $26.16 - $34.06

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	4,711	$630	$121.47	$110.77 - $135.57
Q1 2024	1,831	$337	$190.44	$167.40 - $211.13
Q3 2021	3,473	$1,004	$256.54	$193.03 - $327.32
Q3 2017	13,763	$527	$41.91	$35.73 - $46.12
Q4 2016	7,900	$243	$30.93	$26.16 - $34.06