REPLIGEN CORP

Ticker: RGEN CUSIP: 759916109 Class: Common Stock

CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM's Holding History (CIK: 0000919079)

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

Q4 2025

Shares 70,115 Value ($000) $11,489 Avg Close $156.63 Range $134.19 - $174.01

Q3 2025

Shares 70,252 Value ($000) $9,391 Avg Close $121.47 Range $110.77 - $135.57

Q2 2025

Shares 67,989 Value ($000) $8,456 Avg Close $127.25 Range $102.97 - $148.94

Q1 2025

Shares 85,288 Value ($000) $10,852 Avg Close $153.93 Range $125.39 - $182.52

Q4 2024

Shares 69,320 Value ($000) $9,978 Avg Close $143.40 Range $121.52 - $161.24

Q3 2024

Shares 73,984 Value ($000) $11,010 Avg Close $143.39 Range $117.63 - $172.65

Q2 2024

Shares 93,718 Value ($000) $11,814 Avg Close $156.74 Range $113.50 - $184.98

Q1 2024

Shares 76,062 Value ($000) $13,989 Avg Close $190.44 Range $167.40 - $211.13

Q4 2023

Shares 79,448 Value ($000) $14,285 Avg Close $155.67 Range $110.45 - $188.31

Q3 2023

Shares 83,567 Value ($000) $13,288 Avg Close $163.47 Range $134.64 - $181.26

Q2 2023

Shares 82,657 Value ($000) $11,693 Avg Close $160.35 Range $135.37 - $182.42

Q1 2023

Shares 89,474 Value ($000) $15,064 Avg Close $178.42 Range $147.53 - $200.98

Q4 2022

Shares 104,450 Value ($000) $17,684 Avg Close $181.39 Range $158.58 - $225.62

Q3 2022

Shares 113,320 Value ($000) $21,203 Avg Close $210.87 Range $157.33 - $262.26

Q2 2022

Shares 97,767 Value ($000) $15,877 Avg Close $158.16 Range $137.21 - $190.59

Q1 2022

Shares 102,005 Value ($000) $19,186 Avg Close $189.96 Range $156.28 - $265.78

Q4 2021

Shares 118,949 Value ($000) $31,502 Avg Close $269.41 Range $243.29 - $306.98

Q3 2021

Shares 111,376 Value ($000) $32,187 Avg Close $256.54 Range $193.03 - $327.32

Q2 2021

Shares 111,265 Value ($000) $22,211 Avg Close $193.99 Range $162.29 - $223.03

Q1 2021

Shares 130,233 Value ($000) $25,319 Avg Close $205.03 Range $173.09 - $228.84

Q4 2020

Shares 127,471 Value ($000) $24,427 Avg Close $181.94 Range $146.52 - $212.55

Q3 2020

Shares 119,856 Value ($000) $17,684 Avg Close $142.94 Range $120.12 - $159.97

Q2 2020

Shares 116,693 Value ($000) $14,424 Avg Close $117.64 Range $92.00 - $143.93

Q1 2020

Shares 117,332 Value ($000) $11,327 Avg Close $96.54 Range $78.41 - $109.94

Q4 2019

Shares 186,894 Value ($000) $17,288 Avg Close $84.01 Range $72.32 - $93.50

Q3 2019

Shares 113,673 Value ($000) $8,718 Avg Close $87.47 Range $75.80 - $99.25

Q2 2019

Shares 92,323 Value ($000) $7,935 Avg Close $68.16 Range $52.87 - $86.16

Q1 2019

Shares 99,568 Value ($000) $5,882 Avg Close $57.51 Range $49.07 - $63.41

Q4 2018

Shares 100,868 Value ($000) $5,320 Avg Close $58.65 Range $48.26 - $70.50

Q3 2018

Shares 103,081 Value ($000) $5,717 Avg Close $51.54 Range $45.00 - $58.99

Q2 2018

Shares 105,859 Value ($000) $4,980 Avg Close $41.16 Range $34.61 - $47.87

Q1 2018

Shares 125,214 Value ($000) $4,530 Avg Close $35.17 Range $29.56 - $37.82

Q4 2017

Shares 123,300 Value ($000) $4,473 Avg Close $36.20 Range $31.96 - $40.05

Q3 2017

Shares 122,548 Value ($000) $4,696 Avg Close $41.91 Range $35.73 - $46.12

Q2 2017

Shares 120,600 Value ($000) $4,998 Avg Close $38.00 Range $32.73 - $46.81

Q1 2017

Shares 118,000 Value ($000) $4,154 Avg Close $31.67 Range $28.48 - $35.61

Q4 2016

Shares 123,100 Value ($000) $3,794 Avg Close $30.93 Range $26.16 - $34.06

Q3 2016

Shares 129,300 Value ($000) $3,904 Avg Close $30.18 Range $25.93 - $33.79

Q2 2016

Shares 138,200 Value ($000) $3,781 Avg Close $25.57 Range $21.11 - $28.97

Q1 2016

Shares 142,500 Value ($000) $3,822 Avg Close $24.47 Range $20.07 - $28.85

Q4 2015

Shares 186,700 Value ($000) $5,282 Avg Close $28.84 Range $21.69 - $36.00

Q3 2015

Shares 200,900 Value ($000) $5,595 Avg Close $36.14 Range $27.25 - $42.22

Q2 2015

Shares 200,900 Value ($000) $8,291 Avg Close $36.64 Range $28.88 - $42.48

Q1 2015

Shares 214,054 Value ($000) $5,452 Avg Close $25.94 Range $19.53 - $34.15

Q4 2014

Shares 214,054 Value ($000) $5,452 Avg Close $22.36 Range $19.02 - $26.75

Q3 2014

Shares 197,753 Value ($000) $3,937 Avg Close $21.05 Range $18.23 - $24.68

Q2 2014

Shares 197,854 Value ($000) $4,509 Avg Close $17.80 Range $12.60 - $23.14

Q1 2014

Shares 186,181 Value ($000) $2,522 Avg Close $14.34 Range $11.70 - $17.26

Q4 2013

Shares 202,343 Value ($000) $2,606 Avg Close $11.94 Range $9.89 - $14.05

Q3 2013

Shares 152,600 Value ($000) $1,692 Avg Close $9.95 Range $8.25 - $11.44

Q2 2013

Shares 141,008 Value ($000) $1,162 Avg Close $8.40 Range $6.65 - $9.65

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	70,115	$11,489	$156.63	$134.19 - $174.01
Q3 2025	70,252	$9,391	$121.47	$110.77 - $135.57
Q2 2025	67,989	$8,456	$127.25	$102.97 - $148.94
Q1 2025	85,288	$10,852	$153.93	$125.39 - $182.52
Q4 2024	69,320	$9,978	$143.40	$121.52 - $161.24
Q3 2024	73,984	$11,010	$143.39	$117.63 - $172.65
Q2 2024	93,718	$11,814	$156.74	$113.50 - $184.98
Q1 2024	76,062	$13,989	$190.44	$167.40 - $211.13
Q4 2023	79,448	$14,285	$155.67	$110.45 - $188.31
Q3 2023	83,567	$13,288	$163.47	$134.64 - $181.26
Q2 2023	82,657	$11,693	$160.35	$135.37 - $182.42
Q1 2023	89,474	$15,064	$178.42	$147.53 - $200.98
Q4 2022	104,450	$17,684	$181.39	$158.58 - $225.62
Q3 2022	113,320	$21,203	$210.87	$157.33 - $262.26
Q2 2022	97,767	$15,877	$158.16	$137.21 - $190.59
Q1 2022	102,005	$19,186	$189.96	$156.28 - $265.78
Q4 2021	118,949	$31,502	$269.41	$243.29 - $306.98
Q3 2021	111,376	$32,187	$256.54	$193.03 - $327.32
Q2 2021	111,265	$22,211	$193.99	$162.29 - $223.03
Q1 2021	130,233	$25,319	$205.03	$173.09 - $228.84
Q4 2020	127,471	$24,427	$181.94	$146.52 - $212.55
Q3 2020	119,856	$17,684	$142.94	$120.12 - $159.97
Q2 2020	116,693	$14,424	$117.64	$92.00 - $143.93
Q1 2020	117,332	$11,327	$96.54	$78.41 - $109.94
Q4 2019	186,894	$17,288	$84.01	$72.32 - $93.50
Q3 2019	113,673	$8,718	$87.47	$75.80 - $99.25
Q2 2019	92,323	$7,935	$68.16	$52.87 - $86.16
Q1 2019	99,568	$5,882	$57.51	$49.07 - $63.41
Q4 2018	100,868	$5,320	$58.65	$48.26 - $70.50
Q3 2018	103,081	$5,717	$51.54	$45.00 - $58.99
Q2 2018	105,859	$4,980	$41.16	$34.61 - $47.87
Q1 2018	125,214	$4,530	$35.17	$29.56 - $37.82
Q4 2017	123,300	$4,473	$36.20	$31.96 - $40.05
Q3 2017	122,548	$4,696	$41.91	$35.73 - $46.12
Q2 2017	120,600	$4,998	$38.00	$32.73 - $46.81
Q1 2017	118,000	$4,154	$31.67	$28.48 - $35.61
Q4 2016	123,100	$3,794	$30.93	$26.16 - $34.06
Q3 2016	129,300	$3,904	$30.18	$25.93 - $33.79
Q2 2016	138,200	$3,781	$25.57	$21.11 - $28.97
Q1 2016	142,500	$3,822	$24.47	$20.07 - $28.85
Q4 2015	186,700	$5,282	$28.84	$21.69 - $36.00
Q3 2015	200,900	$5,595	$36.14	$27.25 - $42.22
Q2 2015	200,900	$8,291	$36.64	$28.88 - $42.48
Q1 2015	214,054	$5,452	$25.94	$19.53 - $34.15
Q4 2014	214,054	$5,452	$22.36	$19.02 - $26.75
Q3 2014	197,753	$3,937	$21.05	$18.23 - $24.68
Q2 2014	197,854	$4,509	$17.80	$12.60 - $23.14
Q1 2014	186,181	$2,522	$14.34	$11.70 - $17.26
Q4 2013	202,343	$2,606	$11.94	$9.89 - $14.05
Q3 2013	152,600	$1,692	$9.95	$8.25 - $11.44
Q2 2013	141,008	$1,162	$8.40	$6.65 - $9.65