REPLIGEN CORP

Ticker: RGEN CUSIP: 759916109 Class: Common Stock

NORTH STAR ASSET MANAGEMENT INC's Holding History (CIK: 0001056559)

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

Q4 2025
Shares 84,903 Value ($000) $13,912 Avg Close $156.63 Range $134.19 - $174.01
Q3 2025
Shares 85,439 Value ($000) $11,421 Avg Close $121.47 Range $110.77 - $135.57
Q2 2025
Shares 87,602 Value ($000) $10,896 Avg Close $127.25 Range $102.97 - $148.94
Q1 2025
Shares 89,793 Value ($000) $11,425 Avg Close $153.93 Range $125.39 - $182.52
Q4 2024
Shares 90,127 Value ($000) $12,973 Avg Close $143.40 Range $121.52 - $161.24
Q3 2024
Shares 92,130 Value ($000) $13,711 Avg Close $143.39 Range $117.63 - $172.65
Q2 2024
Shares 93,724 Value ($000) $11,815 Avg Close $156.74 Range $113.50 - $184.98
Q1 2024
Shares 92,206 Value ($000) $16,959 Avg Close $190.44 Range $167.40 - $211.13
Q4 2023
Shares 91,656 Value ($000) $16,480 Avg Close $155.67 Range $110.45 - $188.31
Q3 2023
Shares 91,697 Value ($000) $14,581 Avg Close $163.47 Range $134.64 - $181.26
Q2 2023
Shares 91,322 Value ($000) $12,918 Avg Close $160.35 Range $135.37 - $182.42
Q1 2023
Shares 88,996 Value ($000) $14,983 Avg Close $178.42 Range $147.53 - $200.98
Q4 2022
Shares 87,080 Value ($000) $14,744 Avg Close $181.39 Range $158.58 - $225.62
Q3 2022
Shares 84,536 Value ($000) $15,817 Avg Close $210.87 Range $157.33 - $262.26
Q2 2022
Shares 83,123 Value ($000) $13,499 Avg Close $158.16 Range $137.21 - $190.59
Q1 2022
Shares 82,688 Value ($000) $15,553 Avg Close $189.96 Range $156.28 - $265.78
Q4 2021
Shares 81,543 Value ($000) $21,596 Avg Close $269.41 Range $243.29 - $306.98
Q3 2021
Shares 83,541 Value ($000) $24,142 Avg Close $256.54 Range $193.03 - $327.32
Q2 2021
Shares 89,623 Value ($000) $17,891 Avg Close $193.99 Range $162.29 - $223.03
Q1 2021
Shares 90,465 Value ($000) $17,587 Avg Close $205.03 Range $173.09 - $228.84
Q4 2020
Shares 96,105 Value ($000) $18,417 Avg Close $181.94 Range $146.52 - $212.55
Q3 2020
Shares 98,733 Value ($000) $14,567 Avg Close $142.94 Range $120.12 - $159.97
Q2 2020
Shares 107,005 Value ($000) $13,227 Avg Close $117.64 Range $92.00 - $143.93
Q1 2020
Shares 124,499 Value ($000) $12,019 Avg Close $96.54 Range $78.41 - $109.94
Q4 2019
Shares 130,369 Value ($000) $12,059 Avg Close $84.01 Range $72.32 - $93.50
Q3 2019
Shares 134,105 Value ($000) $10,285 Avg Close $87.47 Range $75.80 - $99.25
Q2 2019
Shares 143,954 Value ($000) $12,373 Avg Close $68.16 Range $52.87 - $86.16
Q1 2019
Shares 147,484 Value ($000) $8,713 Avg Close $57.51 Range $49.07 - $63.41
Q4 2018
Shares 145,344 Value ($000) $7,665 Avg Close $58.65 Range $48.26 - $70.50
Q3 2018
Shares 150,191 Value ($000) $8,330 Avg Close $51.54 Range $45.00 - $58.99
Q2 2018
Shares 170,985 Value ($000) $8,043 Avg Close $41.16 Range $34.61 - $47.87
Q1 2018
Shares 171,275 Value ($000) $6,197 Avg Close $35.17 Range $29.56 - $37.82
Q4 2017
Shares 109,645 Value ($000) $3,978 Avg Close $36.20 Range $31.96 - $40.05
Q3 2017
Shares 25,159 Value ($000) $964 Avg Close $41.91 Range $35.73 - $46.12
Q2 2017
Shares 20,549 Value ($000) $852 Avg Close $38.00 Range $32.73 - $46.81
Q1 2017
Shares 15,509 Value ($000) $546 Avg Close $31.67 Range $28.48 - $35.61