REPLIGEN CORP

Ticker: RGEN CUSIP: 759916109 Class: Common Stock

GEODE CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001214717)

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

Q4 2025

Shares 1,029,817 Value ($000) $168,779 Avg Close $156.63 Range $134.19 - $174.01

Q3 2025

Shares 1,032,439 Value ($000) $138,030 Avg Close $121.47 Range $110.77 - $135.57

Q2 2025

Shares 980,744 Value ($000) $122,004 Avg Close $127.25 Range $102.97 - $148.94

Q1 2025

Shares 991,564 Value ($000) $126,202 Avg Close $153.93 Range $125.39 - $182.52

Q4 2024

Shares 944,075 Value ($000) $135,931 Avg Close $143.40 Range $121.52 - $161.24

Q3 2024

Shares 942,371 Value ($000) $140,278 Avg Close $143.39 Range $117.63 - $172.65

Q2 2024

Shares 945,164 Value ($000) $118,955 Avg Close $156.74 Range $113.50 - $184.98

Q1 2024

Shares 921,419 Value ($000) $169,223 Avg Close $190.44 Range $167.40 - $211.13

Q4 2023

Shares 882,977 Value ($000) $158,514 Avg Close $155.67 Range $110.45 - $188.31

Q3 2023

Shares 852,198 Value ($000) $135,353 Avg Close $163.47 Range $134.64 - $181.26

Q2 2023

Shares 834,272 Value ($000) $117,836 Avg Close $160.35 Range $135.37 - $182.42

Q1 2023

Shares 785,602 Value ($000) $132,084 Avg Close $178.42 Range $147.53 - $200.98

Q4 2022

Shares 759,766 Value ($000) $128 Avg Close $181.39 Range $158.58 - $225.62

Q3 2022

Shares 714,198 Value ($000) $133,633 Avg Close $210.87 Range $157.33 - $262.26

Q2 2022

Shares 706,473 Value ($000) $114,731 Avg Close $158.16 Range $137.21 - $190.59

Q1 2022

Shares 707,496 Value ($000) $133,072 Avg Close $189.96 Range $156.28 - $265.78

Q4 2021

Shares 682,437 Value ($000) $180,736 Avg Close $269.41 Range $243.29 - $306.98

Q3 2021

Shares 666,239 Value ($000) $192,536 Avg Close $256.54 Range $193.03 - $327.32

Q2 2021

Shares 668,450 Value ($000) $133,435 Avg Close $193.99 Range $162.29 - $223.03

Q1 2021

Shares 661,650 Value ($000) $128,631 Avg Close $205.03 Range $173.09 - $228.84

Q4 2020

Shares 624,415 Value ($000) $119,656 Avg Close $181.94 Range $146.52 - $212.55

Q3 2020

Shares 572,294 Value ($000) $84,436 Avg Close $142.94 Range $120.12 - $159.97

Q2 2020

Shares 591,361 Value ($000) $73,097 Avg Close $117.64 Range $92.00 - $143.93

Q1 2020

Shares 748,993 Value ($000) $72,307 Avg Close $96.54 Range $78.41 - $109.94

Q4 2019

Shares 692,992 Value ($000) $64,101 Avg Close $84.01 Range $72.32 - $93.50

Q3 2019

Shares 680,275 Value ($000) $52,169 Avg Close $87.47 Range $75.80 - $99.25

Q2 2019

Shares 602,123 Value ($000) $51,752 Avg Close $68.16 Range $52.87 - $86.16

Q1 2019

Shares 502,426 Value ($000) $29,683 Avg Close $57.51 Range $49.07 - $63.41

Q4 2018

Shares 453,699 Value ($000) $23,927 Avg Close $58.65 Range $48.26 - $70.50

Q3 2018

Shares 409,513 Value ($000) $22,711 Avg Close $51.54 Range $45.00 - $58.99

Q2 2018

Shares 391,788 Value ($000) $18,429 Avg Close $41.16 Range $34.61 - $47.87

Q1 2018

Shares 367,220 Value ($000) $13,286 Avg Close $35.17 Range $29.56 - $37.82

Q4 2017

Shares 350,251 Value ($000) $12,707 Avg Close $36.20 Range $31.96 - $40.05

Q3 2017

Shares 336,133 Value ($000) $12,880 Avg Close $41.91 Range $35.73 - $46.12

Q2 2017

Shares 314,813 Value ($000) $13,045 Avg Close $38.00 Range $32.73 - $46.81

Q1 2017

Shares 323,737 Value ($000) $11,395 Avg Close $31.67 Range $28.48 - $35.61

Q4 2016

Shares 299,146 Value ($000) $9,219 Avg Close $30.93 Range $26.16 - $34.06

Q3 2016

Shares 266,659 Value ($000) $8,050 Avg Close $30.18 Range $25.93 - $33.79

Q2 2016

Shares 273,601 Value ($000) $7,485 Avg Close $25.57 Range $21.11 - $28.97

Q1 2016

Shares 247,939 Value ($000) $6,649 Avg Close $24.47 Range $20.07 - $28.85

Q4 2015

Shares 243,503 Value ($000) $6,888 Avg Close $28.84 Range $21.69 - $36.00

Q3 2015

Shares 234,568 Value ($000) $6,532 Avg Close $36.14 Range $27.25 - $42.22

Q2 2015

Shares 227,419 Value ($000) $9,385 Avg Close $36.64 Range $28.88 - $42.48

Q1 2015

Shares 219,158 Value ($000) $6,653 Avg Close $25.94 Range $19.53 - $34.15

Q4 2014

Shares 207,058 Value ($000) $4,099 Avg Close $22.36 Range $19.02 - $26.75

Q3 2014

Shares 205,239 Value ($000) $4,086 Avg Close $21.05 Range $18.23 - $24.68

Q2 2014

Shares 225,742 Value ($000) $5,144 Avg Close $17.80 Range $12.60 - $23.14

Q1 2014

Shares 198,343 Value ($000) $2,550 Avg Close $14.34 Range $11.70 - $17.26

Q4 2013

Shares 148,952 Value ($000) $2,031 Avg Close $11.94 Range $9.89 - $14.05

Q3 2013

Shares 124,386 Value ($000) $1,379 Avg Close $9.95 Range $8.25 - $11.44

Q2 2013

Shares 137,060 Value ($000) $1,130 Avg Close $8.40 Range $6.65 - $9.65

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,029,817	$168,779	$156.63	$134.19 - $174.01
Q3 2025	1,032,439	$138,030	$121.47	$110.77 - $135.57
Q2 2025	980,744	$122,004	$127.25	$102.97 - $148.94
Q1 2025	991,564	$126,202	$153.93	$125.39 - $182.52
Q4 2024	944,075	$135,931	$143.40	$121.52 - $161.24
Q3 2024	942,371	$140,278	$143.39	$117.63 - $172.65
Q2 2024	945,164	$118,955	$156.74	$113.50 - $184.98
Q1 2024	921,419	$169,223	$190.44	$167.40 - $211.13
Q4 2023	882,977	$158,514	$155.67	$110.45 - $188.31
Q3 2023	852,198	$135,353	$163.47	$134.64 - $181.26
Q2 2023	834,272	$117,836	$160.35	$135.37 - $182.42
Q1 2023	785,602	$132,084	$178.42	$147.53 - $200.98
Q4 2022	759,766	$128	$181.39	$158.58 - $225.62
Q3 2022	714,198	$133,633	$210.87	$157.33 - $262.26
Q2 2022	706,473	$114,731	$158.16	$137.21 - $190.59
Q1 2022	707,496	$133,072	$189.96	$156.28 - $265.78
Q4 2021	682,437	$180,736	$269.41	$243.29 - $306.98
Q3 2021	666,239	$192,536	$256.54	$193.03 - $327.32
Q2 2021	668,450	$133,435	$193.99	$162.29 - $223.03
Q1 2021	661,650	$128,631	$205.03	$173.09 - $228.84
Q4 2020	624,415	$119,656	$181.94	$146.52 - $212.55
Q3 2020	572,294	$84,436	$142.94	$120.12 - $159.97
Q2 2020	591,361	$73,097	$117.64	$92.00 - $143.93
Q1 2020	748,993	$72,307	$96.54	$78.41 - $109.94
Q4 2019	692,992	$64,101	$84.01	$72.32 - $93.50
Q3 2019	680,275	$52,169	$87.47	$75.80 - $99.25
Q2 2019	602,123	$51,752	$68.16	$52.87 - $86.16
Q1 2019	502,426	$29,683	$57.51	$49.07 - $63.41
Q4 2018	453,699	$23,927	$58.65	$48.26 - $70.50
Q3 2018	409,513	$22,711	$51.54	$45.00 - $58.99
Q2 2018	391,788	$18,429	$41.16	$34.61 - $47.87
Q1 2018	367,220	$13,286	$35.17	$29.56 - $37.82
Q4 2017	350,251	$12,707	$36.20	$31.96 - $40.05
Q3 2017	336,133	$12,880	$41.91	$35.73 - $46.12
Q2 2017	314,813	$13,045	$38.00	$32.73 - $46.81
Q1 2017	323,737	$11,395	$31.67	$28.48 - $35.61
Q4 2016	299,146	$9,219	$30.93	$26.16 - $34.06
Q3 2016	266,659	$8,050	$30.18	$25.93 - $33.79
Q2 2016	273,601	$7,485	$25.57	$21.11 - $28.97
Q1 2016	247,939	$6,649	$24.47	$20.07 - $28.85
Q4 2015	243,503	$6,888	$28.84	$21.69 - $36.00
Q3 2015	234,568	$6,532	$36.14	$27.25 - $42.22
Q2 2015	227,419	$9,385	$36.64	$28.88 - $42.48
Q1 2015	219,158	$6,653	$25.94	$19.53 - $34.15
Q4 2014	207,058	$4,099	$22.36	$19.02 - $26.75
Q3 2014	205,239	$4,086	$21.05	$18.23 - $24.68
Q2 2014	225,742	$5,144	$17.80	$12.60 - $23.14
Q1 2014	198,343	$2,550	$14.34	$11.70 - $17.26
Q4 2013	148,952	$2,031	$11.94	$9.89 - $14.05
Q3 2013	124,386	$1,379	$9.95	$8.25 - $11.44
Q2 2013	137,060	$1,130	$8.40	$6.65 - $9.65