REPLIGEN CORP

Ticker: RGEN CUSIP: 759916109 Class: Common Stock

FIRST TRUST ADVISORS LP's Holding History (CIK: 0001125816)

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

Q4 2025
Shares 282,776 Value ($000) $46,336 Avg Close $156.63 Range $134.19 - $174.01
Q3 2025
Shares 266,290 Value ($000) $35,595 Avg Close $121.47 Range $110.77 - $135.57
Q2 2025
Shares 261,583 Value ($000) $32,536 Avg Close $127.25 Range $102.97 - $148.94
Q1 2025
Shares 252,110 Value ($000) $32,078 Avg Close $153.93 Range $125.39 - $182.52
Q4 2024
Shares 285,561 Value ($000) $41,104 Avg Close $143.40 Range $121.52 - $161.24
Q3 2024
Shares 300,584 Value ($000) $44,733 Avg Close $143.39 Range $117.63 - $172.65
Q2 2024
Shares 208,889 Value ($000) $26,333 Avg Close $156.74 Range $113.50 - $184.98
Q1 2024
Shares 254,397 Value ($000) $46,789 Avg Close $190.44 Range $167.40 - $211.13
Q4 2023
Shares 32,018 Value ($000) $5,757 Avg Close $155.67 Range $110.45 - $188.31
Q3 2023
Shares 40,800 Value ($000) $6,488 Avg Close $163.47 Range $134.64 - $181.26
Q2 2023
Shares 36,815 Value ($000) $5,208 Avg Close $160.35 Range $135.37 - $182.42
Q1 2023
Shares 40,198 Value ($000) $6,768 Avg Close $178.42 Range $147.53 - $200.98
Q4 2022
Shares 135,191 Value ($000) $22,889 Avg Close $181.39 Range $158.58 - $225.62
Q3 2022
Shares 45,467 Value ($000) $8,507 Avg Close $210.87 Range $157.33 - $262.26
Q1 2022
Shares 86,120 Value ($000) $16,198 Avg Close $189.96 Range $156.28 - $265.78
Q4 2021
Shares 135,124 Value ($000) $35,786 Avg Close $269.41 Range $243.29 - $306.98
Q3 2021
Shares 49,267 Value ($000) $14,238 Avg Close $256.54 Range $193.03 - $327.32
Q2 2021
Shares 96,466 Value ($000) $19,257 Avg Close $193.99 Range $162.29 - $223.03
Q1 2021
Shares 140,790 Value ($000) $27,371 Avg Close $205.03 Range $173.09 - $228.84
Q4 2020
Shares 167,957 Value ($000) $32,186 Avg Close $181.94 Range $146.52 - $212.55
Q3 2020
Shares 186,829 Value ($000) $27,565 Avg Close $142.94 Range $120.12 - $159.97
Q2 2020
Shares 38,172 Value ($000) $4,718 Avg Close $117.64 Range $92.00 - $143.93
Q1 2020
Shares 41,773 Value ($000) $4,033 Avg Close $96.54 Range $78.41 - $109.94
Q4 2019
Shares 51,470 Value ($000) $4,761 Avg Close $84.01 Range $72.32 - $93.50
Q3 2019
Shares 43,683 Value ($000) $3,350 Avg Close $87.47 Range $75.80 - $99.25
Q2 2019
Shares 53,878 Value ($000) $4,631 Avg Close $68.16 Range $52.87 - $86.16
Q1 2019
Shares 67,931 Value ($000) $4,013 Avg Close $57.51 Range $49.07 - $63.41
Q4 2018
Shares 69,603 Value ($000) $3,671 Avg Close $58.65 Range $48.26 - $70.50
Q3 2018
Shares 69,181 Value ($000) $3,837 Avg Close $51.54 Range $45.00 - $58.99
Q4 2017
Shares 14,782 Value ($000) $536 Avg Close $36.20 Range $31.96 - $40.05
Q3 2017
Shares 46,910 Value ($000) $1,798 Avg Close $41.91 Range $35.73 - $46.12
Q2 2017
Shares 39,036 Value ($000) $1,618 Avg Close $38.00 Range $32.73 - $46.81
Q1 2017
Shares 21,040 Value ($000) $741 Avg Close $31.67 Range $28.48 - $35.61
Q4 2016
Shares 28,878 Value ($000) $890 Avg Close $30.93 Range $26.16 - $34.06
Q3 2016
Shares 19,933 Value ($000) $602 Avg Close $30.18 Range $25.93 - $33.79
Q2 2016
Shares 19,409 Value ($000) $531 Avg Close $25.57 Range $21.11 - $28.97
Q1 2016
Shares 22,180 Value ($000) $595 Avg Close $24.47 Range $20.07 - $28.85
Q4 2015
Shares 12,305 Value ($000) $348 Avg Close $28.84 Range $21.69 - $36.00
Q3 2015
Shares 54,753 Value ($000) $1,525 Avg Close $36.14 Range $27.25 - $42.22
Q2 2015
Shares 52,343 Value ($000) $2,160 Avg Close $36.64 Range $28.88 - $42.48
Q1 2015
Shares 6,783 Value ($000) $206 Avg Close $25.94 Range $19.53 - $34.15
Q4 2014
Shares 25,114 Value ($000) $497 Avg Close $22.36 Range $19.02 - $26.75
Q3 2014
Shares 90,590 Value ($000) $1,804 Avg Close $21.05 Range $18.23 - $24.68