REPLIGEN CORP

Ticker: RGEN CUSIP: 759916109 Class: Common Stock

COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS's Holding History (CIK: 0001083190)

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

Q4 2025

Shares 13,241 Value ($000) $2,170 Avg Close $156.63 Range $134.19 - $174.01

Q3 2025

Shares 13,572 Value ($000) $1,814 Avg Close $121.47 Range $110.77 - $135.57

Q2 2025

Shares 413,425 Value ($000) $5,702 Avg Close $127.25 Range $102.97 - $148.94

Q1 2025

Shares 12,455 Value ($000) $1,585 Avg Close $153.93 Range $125.39 - $182.52

Q4 2024

Shares 11,503 Value ($000) $1,656 Avg Close $143.40 Range $121.52 - $161.24

Q3 2024

Shares 11,481 Value ($000) $1,709 Avg Close $143.39 Range $117.63 - $172.65

Q2 2024

Shares 11,518 Value ($000) $1,452 Avg Close $156.74 Range $113.50 - $184.98

Q1 2024

Shares 11,486 Value ($000) $2,113 Avg Close $190.44 Range $167.40 - $211.13

Q4 2023

Shares 11,457 Value ($000) $2,060 Avg Close $155.67 Range $110.45 - $188.31

Q3 2023

Shares 10,500 Value ($000) $1,670 Avg Close $163.47 Range $134.64 - $181.26

Q2 2023

Shares 25,031 Value ($000) $3,541 Avg Close $160.35 Range $135.37 - $182.42

Q1 2023

Shares 23,258 Value ($000) $3,916 Avg Close $178.42 Range $147.53 - $200.98

Q4 2022

Shares 23,229 Value ($000) $4 Avg Close $181.39 Range $158.58 - $225.62

Q3 2022

Shares 20,461 Value ($000) $3,828 Avg Close $210.87 Range $157.33 - $262.26

Q2 2022

Shares 20,409 Value ($000) $3,314 Avg Close $158.16 Range $137.21 - $190.59

Q1 2022

Shares 18,844 Value ($000) $3,544 Avg Close $189.96 Range $156.28 - $265.78

Q4 2021

Shares 17,048 Value ($000) $4,515 Avg Close $269.41 Range $243.29 - $306.98

Q3 2021

Shares 16,892 Value ($000) $4,882 Avg Close $256.54 Range $193.03 - $327.32

Q2 2021

Shares 17,010 Value ($000) $3,396 Avg Close $193.99 Range $162.29 - $223.03

Q1 2021

Shares 16,993 Value ($000) $3,304 Avg Close $205.03 Range $173.09 - $228.84

Q4 2020

Shares 16,807 Value ($000) $3,221 Avg Close $181.94 Range $146.52 - $212.55

Q3 2020

Shares 15,649 Value ($000) $2,309 Avg Close $142.94 Range $120.12 - $159.97

Q2 2020

Shares 9,959 Value ($000) $1,231 Avg Close $117.64 Range $92.00 - $143.93

Q1 2020

Shares 11,023 Value ($000) $1,064 Avg Close $96.54 Range $78.41 - $109.94

Q4 2019

Shares 8,264 Value ($000) $764 Avg Close $84.01 Range $72.32 - $93.50

Q3 2019

Shares 8,166 Value ($000) $626 Avg Close $87.47 Range $75.80 - $99.25

Q2 2019

Shares 14,395 Value ($000) $1,237 Avg Close $68.16 Range $52.87 - $86.16

Q1 2019

Shares 13,416 Value ($000) $793 Avg Close $57.51 Range $49.07 - $63.41

Q4 2018

Shares 13,385 Value ($000) $706 Avg Close $58.65 Range $48.26 - $70.50

Q3 2018

Shares 9,307 Value ($000) $516 Avg Close $51.54 Range $45.00 - $58.99

Q2 2018

Shares 7,949 Value ($000) $374 Avg Close $41.16 Range $34.61 - $47.87

Q1 2014

Shares 93,296 Value ($000) $1,200 Avg Close $14.34 Range $11.70 - $17.26

Q4 2013

Shares 135,296 Value ($000) $1,845 Avg Close $11.94 Range $9.89 - $14.05

Q3 2013

Shares 167,796 Value ($000) $1,861 Avg Close $9.95 Range $8.25 - $11.44

Q2 2013

Shares 167,796 Value ($000) $1,383 Avg Close $8.40 Range $6.65 - $9.65

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	13,241	$2,170	$156.63	$134.19 - $174.01
Q3 2025	13,572	$1,814	$121.47	$110.77 - $135.57
Q2 2025	413,425	$5,702	$127.25	$102.97 - $148.94
Q1 2025	12,455	$1,585	$153.93	$125.39 - $182.52
Q4 2024	11,503	$1,656	$143.40	$121.52 - $161.24
Q3 2024	11,481	$1,709	$143.39	$117.63 - $172.65
Q2 2024	11,518	$1,452	$156.74	$113.50 - $184.98
Q1 2024	11,486	$2,113	$190.44	$167.40 - $211.13
Q4 2023	11,457	$2,060	$155.67	$110.45 - $188.31
Q3 2023	10,500	$1,670	$163.47	$134.64 - $181.26
Q2 2023	25,031	$3,541	$160.35	$135.37 - $182.42
Q1 2023	23,258	$3,916	$178.42	$147.53 - $200.98
Q4 2022	23,229	$4	$181.39	$158.58 - $225.62
Q3 2022	20,461	$3,828	$210.87	$157.33 - $262.26
Q2 2022	20,409	$3,314	$158.16	$137.21 - $190.59
Q1 2022	18,844	$3,544	$189.96	$156.28 - $265.78
Q4 2021	17,048	$4,515	$269.41	$243.29 - $306.98
Q3 2021	16,892	$4,882	$256.54	$193.03 - $327.32
Q2 2021	17,010	$3,396	$193.99	$162.29 - $223.03
Q1 2021	16,993	$3,304	$205.03	$173.09 - $228.84
Q4 2020	16,807	$3,221	$181.94	$146.52 - $212.55
Q3 2020	15,649	$2,309	$142.94	$120.12 - $159.97
Q2 2020	9,959	$1,231	$117.64	$92.00 - $143.93
Q1 2020	11,023	$1,064	$96.54	$78.41 - $109.94
Q4 2019	8,264	$764	$84.01	$72.32 - $93.50
Q3 2019	8,166	$626	$87.47	$75.80 - $99.25
Q2 2019	14,395	$1,237	$68.16	$52.87 - $86.16
Q1 2019	13,416	$793	$57.51	$49.07 - $63.41
Q4 2018	13,385	$706	$58.65	$48.26 - $70.50
Q3 2018	9,307	$516	$51.54	$45.00 - $58.99
Q2 2018	7,949	$374	$41.16	$34.61 - $47.87
Q1 2014	93,296	$1,200	$14.34	$11.70 - $17.26
Q4 2013	135,296	$1,845	$11.94	$9.89 - $14.05
Q3 2013	167,796	$1,861	$9.95	$8.25 - $11.44
Q2 2013	167,796	$1,383	$8.40	$6.65 - $9.65