REPLIGEN CORP

Ticker: RGEN CUSIP: 759916109 Class: Common Stock

STATE OF WISCONSIN INVESTMENT BOARD's Holding History (CIK: 0000854157)

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

Q4 2025
Shares 34,192 Value ($000) $5,603 Avg Close $156.63 Range $134.19 - $174.01
Q3 2025
Shares 34,083 Value ($000) $4,556 Avg Close $121.47 Range $110.77 - $135.57
Q2 2025
Shares 34,049 Value ($000) $4,235 Avg Close $127.25 Range $102.97 - $148.94
Q1 2025
Shares 36,207 Value ($000) $4,607 Avg Close $153.93 Range $125.39 - $182.52
Q4 2024
Shares 36,362 Value ($000) $5,234 Avg Close $143.40 Range $121.52 - $161.24
Q3 2024
Shares 38,830 Value ($000) $5,779 Avg Close $143.39 Range $117.63 - $172.65
Q2 2024
Shares 28,079 Value ($000) $3,540 Avg Close $156.74 Range $113.50 - $184.98
Q1 2024
Shares 28,270 Value ($000) $5,199 Avg Close $190.44 Range $167.40 - $211.13
Q4 2023
Shares 27,312 Value ($000) $4,911 Avg Close $155.67 Range $110.45 - $188.31
Q3 2023
Shares 28,145 Value ($000) $4,475 Avg Close $163.47 Range $134.64 - $181.26
Q2 2023
Shares 27,527 Value ($000) $3,894 Avg Close $160.35 Range $135.37 - $182.42
Q1 2023
Shares 27,961 Value ($000) $4,708 Avg Close $178.42 Range $147.53 - $200.98
Q4 2022
Shares 26,547 Value ($000) $4,495 Avg Close $181.39 Range $158.58 - $225.62
Q3 2022
Shares 53,361 Value ($000) $9,984 Avg Close $210.87 Range $157.33 - $262.26
Q2 2022
Shares 56,699 Value ($000) $9,208 Avg Close $158.16 Range $137.21 - $190.59
Q1 2022
Shares 47,340 Value ($000) $8,904 Avg Close $189.96 Range $156.28 - $265.78
Q4 2021
Shares 6,656 Value ($000) $1,763 Avg Close $269.41 Range $243.29 - $306.98
Q3 2021
Shares 6,859 Value ($000) $1,982 Avg Close $256.54 Range $193.03 - $327.32
Q2 2021
Shares 6,536 Value ($000) $1,305 Avg Close $193.99 Range $162.29 - $223.03
Q1 2021
Shares 6,881 Value ($000) $1,338 Avg Close $205.03 Range $173.09 - $228.84
Q4 2020
Shares 6,720 Value ($000) $1,288 Avg Close $181.94 Range $146.52 - $212.55
Q3 2020
Shares 7,000 Value ($000) $1,033 Avg Close $142.94 Range $120.12 - $159.97
Q2 2020
Shares 77,770 Value ($000) $9,613 Avg Close $117.64 Range $92.00 - $143.93
Q1 2020
Shares 70,900 Value ($000) $6,845 Avg Close $96.54 Range $78.41 - $109.94
Q4 2019
Shares 70,900 Value ($000) $6,558 Avg Close $84.01 Range $72.32 - $93.50
Q3 2019
Shares 70,900 Value ($000) $5,437 Avg Close $87.47 Range $75.80 - $99.25
Q2 2019
Shares 56,800 Value ($000) $4,882 Avg Close $68.16 Range $52.87 - $86.16
Q1 2019
Shares 53,400 Value ($000) $3,155 Avg Close $57.51 Range $49.07 - $63.41
Q4 2018
Shares 40,200 Value ($000) $2,120 Avg Close $58.65 Range $48.26 - $70.50
Q3 2018
Shares 39,800 Value ($000) $2,207 Avg Close $51.54 Range $45.00 - $58.99
Q2 2018
Shares 39,800 Value ($000) $1,872 Avg Close $41.16 Range $34.61 - $47.87
Q1 2018
Shares 37,700 Value ($000) $1,364 Avg Close $35.17 Range $29.56 - $37.82
Q4 2017
Shares 37,700 Value ($000) $1,368 Avg Close $36.20 Range $31.96 - $40.05
Q3 2017
Shares 26,000 Value ($000) $996 Avg Close $41.91 Range $35.73 - $46.12
Q2 2017
Shares 26,000 Value ($000) $1,077 Avg Close $38.00 Range $32.73 - $46.81