REPLIGEN CORP

Ticker: RGEN CUSIP: 759916109 Class: Common Stock

Impax Asset Management Group plc's Holding History (CIK: 0001749768)

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

Q4 2025

Shares 413,384 Value ($000) $67,737 Avg Close $156.63 Range $134.19 - $174.01

Q3 2025

Shares 703,237 Value ($000) $93,032 Avg Close $121.47 Range $110.77 - $135.57

Q2 2025

Shares 761,043 Value ($000) $93,756 Avg Close $127.25 Range $102.97 - $148.94

Q1 2025

Shares 804,511 Value ($000) $101,491 Avg Close $153.93 Range $125.39 - $182.52

Q4 2024

Shares 1,051,939 Value ($000) $150,267 Avg Close $143.40 Range $121.52 - $161.24

Q3 2024

Shares 1,058,169 Value ($000) $156,441 Avg Close $143.39 Range $117.63 - $172.65

Q2 2024

Shares 1,126,878 Value ($000) $141,141 Avg Close $156.74 Range $113.50 - $184.98

Q1 2024

Shares 681,020 Value ($000) $124,515 Avg Close $190.44 Range $167.40 - $211.13

Q4 2023

Shares 912,821 Value ($000) $163,177 Avg Close $155.67 Range $110.45 - $188.31

Q3 2023

Shares 972,669 Value ($000) $153,825 Avg Close $163.47 Range $134.64 - $181.26

Q2 2023

Shares 1,012,067 Value ($000) $142,373 Avg Close $160.35 Range $135.37 - $182.42

Q1 2023

Shares 866,379 Value ($000) $145,076 Avg Close $178.42 Range $147.53 - $200.98

Q4 2022

Shares 820,852 Value ($000) $138,234 Avg Close $181.39 Range $158.58 - $225.62

Q3 2022

Shares 754,101 Value ($000) $140,387 Avg Close $210.87 Range $157.33 - $262.26

Q2 2022

Shares 850,151 Value ($000) $137,377 Avg Close $158.16 Range $137.21 - $190.59

Q1 2022

Shares 893,311 Value ($000) $167,227 Avg Close $189.96 Range $156.28 - $265.78

Q4 2021

Shares 813,012 Value ($000) $214,295 Avg Close $269.41 Range $243.29 - $306.98

Q3 2021

Shares 617,712 Value ($000) $177,619 Avg Close $256.54 Range $193.03 - $327.32

Q2 2021

Shares 816,516 Value ($000) $162,229 Avg Close $193.99 Range $162.29 - $223.03

Q1 2021

Shares 766,154 Value ($000) $148,204 Avg Close $205.03 Range $173.09 - $228.84

Q4 2020

Shares 560,848 Value ($000) $106,817 Avg Close $181.94 Range $146.52 - $212.55

Q3 2020

Shares 285,137 Value ($000) $41,638 Avg Close $142.94 Range $120.12 - $159.97

Q2 2020

Shares 288,596 Value ($000) $35,673 Avg Close $117.64 Range $92.00 - $143.93

Q1 2020

Shares 163,100 Value ($000) $15,563 Avg Close $96.54 Range $78.41 - $109.94

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	413,384	$67,737	$156.63	$134.19 - $174.01
Q3 2025	703,237	$93,032	$121.47	$110.77 - $135.57
Q2 2025	761,043	$93,756	$127.25	$102.97 - $148.94
Q1 2025	804,511	$101,491	$153.93	$125.39 - $182.52
Q4 2024	1,051,939	$150,267	$143.40	$121.52 - $161.24
Q3 2024	1,058,169	$156,441	$143.39	$117.63 - $172.65
Q2 2024	1,126,878	$141,141	$156.74	$113.50 - $184.98
Q1 2024	681,020	$124,515	$190.44	$167.40 - $211.13
Q4 2023	912,821	$163,177	$155.67	$110.45 - $188.31
Q3 2023	972,669	$153,825	$163.47	$134.64 - $181.26
Q2 2023	1,012,067	$142,373	$160.35	$135.37 - $182.42
Q1 2023	866,379	$145,076	$178.42	$147.53 - $200.98
Q4 2022	820,852	$138,234	$181.39	$158.58 - $225.62
Q3 2022	754,101	$140,387	$210.87	$157.33 - $262.26
Q2 2022	850,151	$137,377	$158.16	$137.21 - $190.59
Q1 2022	893,311	$167,227	$189.96	$156.28 - $265.78
Q4 2021	813,012	$214,295	$269.41	$243.29 - $306.98
Q3 2021	617,712	$177,619	$256.54	$193.03 - $327.32
Q2 2021	816,516	$162,229	$193.99	$162.29 - $223.03
Q1 2021	766,154	$148,204	$205.03	$173.09 - $228.84
Q4 2020	560,848	$106,817	$181.94	$146.52 - $212.55
Q3 2020	285,137	$41,638	$142.94	$120.12 - $159.97
Q2 2020	288,596	$35,673	$117.64	$92.00 - $143.93
Q1 2020	163,100	$15,563	$96.54	$78.41 - $109.94