REPLIGEN CORP

Ticker: RGEN CUSIP: 759916109 Class: Common Stock

TEACHER RETIREMENT SYSTEM OF TEXAS's Holding History (CIK: 0000796848)

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

Q4 2025
Shares 9,143 Value ($000) $1,498 Avg Close $156.63 Range $134.19 - $174.01
Q3 2025
Shares 17,092 Value ($000) $2,285 Avg Close $121.47 Range $110.77 - $135.57
Q2 2025
Shares 15,710 Value ($000) $1,954 Avg Close $127.25 Range $102.97 - $148.94
Q1 2025
Shares 15,811 Value ($000) $2,012 Avg Close $153.93 Range $125.39 - $182.52
Q4 2024
Shares 9,775 Value ($000) $1 Avg Close $143.40 Range $121.52 - $161.24
Q3 2024
Shares 2,970 Value ($000) $0 Avg Close $143.39 Range $117.63 - $172.65
Q1 2024
Shares 1,349 Value ($000) $0 Avg Close $190.44 Range $167.40 - $211.13
Q4 2023
Shares 2,432 Value ($000) $0 Avg Close $155.67 Range $110.45 - $188.31
Q3 2023
Shares 4,098 Value ($000) $1 Avg Close $163.47 Range $134.64 - $181.26
Q2 2023
Shares 3,997 Value ($000) $1 Avg Close $160.35 Range $135.37 - $182.42
Q1 2023
Shares 5,867 Value ($000) $1 Avg Close $178.42 Range $147.53 - $200.98
Q4 2022
Shares 5,770 Value ($000) $1 Avg Close $181.39 Range $158.58 - $225.62
Q3 2022
Shares 16,710 Value ($000) $3,127 Avg Close $210.87 Range $157.33 - $262.26
Q2 2022
Shares 8,412 Value ($000) $1,366 Avg Close $158.16 Range $137.21 - $190.59
Q1 2022
Shares 10,778 Value ($000) $2,027 Avg Close $189.96 Range $156.28 - $265.78
Q4 2021
Shares 10,363 Value ($000) $2,745 Avg Close $269.41 Range $243.29 - $306.98
Q3 2021
Shares 8,469 Value ($000) $2,447 Avg Close $256.54 Range $193.03 - $327.32
Q2 2021
Shares 6,446 Value ($000) $1,287 Avg Close $193.99 Range $162.29 - $223.03
Q1 2021
Shares 5,468 Value ($000) $1,063 Avg Close $205.03 Range $173.09 - $228.84
Q4 2020
Shares 4,457 Value ($000) $854 Avg Close $181.94 Range $146.52 - $212.55
Q3 2020
Shares 2,839 Value ($000) $419 Avg Close $142.94 Range $120.12 - $159.97
Q3 2018
Shares 4,374 Value ($000) $243 Avg Close $51.54 Range $45.00 - $58.99
Q2 2018
Shares 7,515 Value ($000) $354 Avg Close $41.16 Range $34.61 - $47.87
Q1 2018
Shares 8,197 Value ($000) $297 Avg Close $35.17 Range $29.56 - $37.82
Q4 2017
Shares 12,727 Value ($000) $462 Avg Close $36.20 Range $31.96 - $40.05
Q2 2016
Shares 4,668 Value ($000) $128 Avg Close $25.57 Range $21.11 - $28.97
Q1 2016
Shares 3,850 Value ($000) $103 Avg Close $24.47 Range $20.07 - $28.85
Q4 2015
Shares 2,879 Value ($000) $81 Avg Close $28.84 Range $21.69 - $36.00
Q3 2015
Shares 3,830 Value ($000) $107 Avg Close $36.14 Range $27.25 - $42.22
Q2 2015
Shares 1,211 Value ($000) $50 Avg Close $36.64 Range $28.88 - $42.48
Q1 2015
Shares 942 Value ($000) $29 Avg Close $25.94 Range $19.53 - $34.15
Q4 2014
Shares 899 Value ($000) $18 Avg Close $22.36 Range $19.02 - $26.75
Q3 2014
Shares 1,133 Value ($000) $23 Avg Close $21.05 Range $18.23 - $24.68
Q2 2014
Shares 1,064 Value ($000) $24 Avg Close $17.80 Range $12.60 - $23.14