REPLIGEN CORP

Ticker: RGEN CUSIP: 759916109 Class: Common Stock

Granite Investment Partners, LLC's Holding History (CIK: 0001542266)

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

Q4 2025

Shares 2,940 Value ($000) $482 Avg Close $156.63 Range $134.19 - $174.01

Q3 2025

Shares 11,095 Value ($000) $1,483 Avg Close $121.47 Range $110.77 - $135.57

Q2 2025

Shares 25,916 Value ($000) $3,223 Avg Close $127.25 Range $102.97 - $148.94

Q1 2025

Shares 39,946 Value ($000) $5,083 Avg Close $153.93 Range $125.39 - $182.52

Q4 2024

Shares 31,311 Value ($000) $4,507 Avg Close $143.40 Range $121.52 - $161.24

Q3 2024

Shares 36,172 Value ($000) $5,383 Avg Close $143.39 Range $117.63 - $172.65

Q2 2024

Shares 30,820 Value ($000) $3,885 Avg Close $156.74 Range $113.50 - $184.98

Q1 2024

Shares 31,455 Value ($000) $5,785 Avg Close $190.44 Range $167.40 - $211.13

Q4 2023

Shares 32,178 Value ($000) $5,786 Avg Close $155.67 Range $110.45 - $188.31

Q3 2023

Shares 20,550 Value ($000) $3,268 Avg Close $163.47 Range $134.64 - $181.26

Q2 2023

Shares 17,273 Value ($000) $2,443 Avg Close $160.35 Range $135.37 - $182.42

Q2 2017

Shares 155,099 Value ($000) $6,427 Avg Close $38.00 Range $32.73 - $46.81

Q1 2017

Shares 151,298 Value ($000) $5,326 Avg Close $31.67 Range $28.48 - $35.61

Q4 2016

Shares 185,402 Value ($000) $5,714 Avg Close $30.93 Range $26.16 - $34.06

Q3 2016

Shares 192,549 Value ($000) $5,813 Avg Close $30.18 Range $25.93 - $33.79

Q2 2016

Shares 192,911 Value ($000) $5,278 Avg Close $25.57 Range $21.11 - $28.97

Q1 2016

Shares 151,160 Value ($000) $4,054 Avg Close $24.47 Range $20.07 - $28.85

Q4 2015

Shares 151,333 Value ($000) $4,281 Avg Close $28.84 Range $21.69 - $36.00

Q3 2015

Shares 150,756 Value ($000) $4,199 Avg Close $36.14 Range $27.25 - $42.22

Q2 2015

Shares 122,263 Value ($000) $5,046 Avg Close $36.64 Range $28.88 - $42.48

Q1 2015

Shares 205,022 Value ($000) $6,224 Avg Close $25.94 Range $19.53 - $34.15

Q4 2014

Shares 126,120 Value ($000) $2,497 Avg Close $22.36 Range $19.02 - $26.75

Q3 2014

Shares 77,799 Value ($000) $1,549 Avg Close $21.05 Range $18.23 - $24.68

Q2 2014

Shares 61,430 Value ($000) $1,400 Avg Close $17.80 Range $12.60 - $23.14

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,940	$482	$156.63	$134.19 - $174.01
Q3 2025	11,095	$1,483	$121.47	$110.77 - $135.57
Q2 2025	25,916	$3,223	$127.25	$102.97 - $148.94
Q1 2025	39,946	$5,083	$153.93	$125.39 - $182.52
Q4 2024	31,311	$4,507	$143.40	$121.52 - $161.24
Q3 2024	36,172	$5,383	$143.39	$117.63 - $172.65
Q2 2024	30,820	$3,885	$156.74	$113.50 - $184.98
Q1 2024	31,455	$5,785	$190.44	$167.40 - $211.13
Q4 2023	32,178	$5,786	$155.67	$110.45 - $188.31
Q3 2023	20,550	$3,268	$163.47	$134.64 - $181.26
Q2 2023	17,273	$2,443	$160.35	$135.37 - $182.42
Q2 2017	155,099	$6,427	$38.00	$32.73 - $46.81
Q1 2017	151,298	$5,326	$31.67	$28.48 - $35.61
Q4 2016	185,402	$5,714	$30.93	$26.16 - $34.06
Q3 2016	192,549	$5,813	$30.18	$25.93 - $33.79
Q2 2016	192,911	$5,278	$25.57	$21.11 - $28.97
Q1 2016	151,160	$4,054	$24.47	$20.07 - $28.85
Q4 2015	151,333	$4,281	$28.84	$21.69 - $36.00
Q3 2015	150,756	$4,199	$36.14	$27.25 - $42.22
Q2 2015	122,263	$5,046	$36.64	$28.88 - $42.48
Q1 2015	205,022	$6,224	$25.94	$19.53 - $34.15
Q4 2014	126,120	$2,497	$22.36	$19.02 - $26.75
Q3 2014	77,799	$1,549	$21.05	$18.23 - $24.68
Q2 2014	61,430	$1,400	$17.80	$12.60 - $23.14