REPLIGEN CORP

Ticker: RGEN CUSIP: 759916109 Class: Common Stock

Walleye Trading LLC's Holding History (CIK: 0001388391)

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

Q4 2025
Shares 18 Value ($000) $3 Avg Close $156.63 Range $134.19 - $174.01
Q3 2025
Shares 961 Value ($000) $128 Avg Close $121.47 Range $110.77 - $135.57
Q2 2025
Shares 687 Value ($000) $85 Avg Close $127.25 Range $102.97 - $148.94
Q1 2025
Shares 1,068 Value ($000) $136 Avg Close $153.93 Range $125.39 - $182.52
Q4 2024
Shares 8,681 Value ($000) $1,250 Avg Close $143.40 Range $121.52 - $161.24
Q3 2024
Shares 3,869 Value ($000) $576 Avg Close $143.39 Range $117.63 - $172.65
Q2 2024
Shares 7,946 Value ($000) $1,002 Avg Close $156.74 Range $113.50 - $184.98
Q4 2023
Shares 10,334 Value ($000) $1,858 Avg Close $155.67 Range $110.45 - $188.31
Q3 2023
Shares 5,189 Value ($000) $825 Avg Close $163.47 Range $134.64 - $181.26
Q2 2023
Shares 8,823 Value ($000) $1,248 Avg Close $160.35 Range $135.37 - $182.42
Q2 2021
Shares 3,172 Value ($000) $633 Avg Close $193.99 Range $162.29 - $223.03
Q4 2020
Shares 1,098 Value ($000) $210 Avg Close $181.94 Range $146.52 - $212.55
Q3 2020
Shares 347 Value ($000) $51 Avg Close $142.94 Range $120.12 - $159.97
Q4 2019
Shares 1,194 Value ($000) $110 Avg Close $84.01 Range $72.32 - $93.50
Q1 2019
Shares 2,078 Value ($000) $123 Avg Close $57.51 Range $49.07 - $63.41
Q4 2018
Shares 5,450 Value ($000) $287 Avg Close $58.65 Range $48.26 - $70.50
Q3 2018
Shares 2,864 Value ($000) $159 Avg Close $51.54 Range $45.00 - $58.99
Q4 2015
Shares 29 Value ($000) $1 Avg Close $28.84 Range $21.69 - $36.00
Q3 2015
Shares 1,600 Value ($000) $45 Avg Close $36.14 Range $27.25 - $42.22
Q2 2015
Shares 100 Value ($000) $4 Avg Close $36.64 Range $28.88 - $42.48