BIO RAD LABS INC

Ticker: BIO CUSIP: 090572207 Class: COM

Portolan Capital Management, LLC's Holding History (CIK: 0001350290)

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

Q4 2025
Shares 34,159 Value ($000) $10,350 Avg Close $312.04 Range $280.61 - $343.12
Q3 2025
Shares 46,440 Value ($000) $13,021 Avg Close $272.13 Range $237.63 - $308.44
Q2 2025
Shares 62,784 Value ($000) $15,151 Avg Close $236.40 Range $211.43 - $260.00
Q1 2025
Shares 21,740 Value ($000) $5,295 Avg Close $300.83 Range $235.84 - $373.69
Q4 2024
Shares 30,586 Value ($000) $10,048 Avg Close $339.43 Range $306.42 - $387.99
Q3 2024
Shares 21,900 Value ($000) $7,327 Avg Close $317.61 Range $262.12 - $353.09
Q2 2024
Shares 25,150 Value ($000) $6,869 Avg Close $290.85 Range $266.52 - $346.83
Q1 2024
Shares 90,992 Value ($000) $31,471 Avg Close $328.84 Range $302.65 - $364.24
Q4 2023
Shares 57,274 Value ($000) $18,493 Avg Close $313.43 Range $261.59 - $366.30
Q3 2023
Shares 42,486 Value ($000) $15,229 Avg Close $385.83 Range $349.27 - $431.79
Q2 2023
Shares 65,039 Value ($000) $24,658 Avg Close $406.95 Range $356.51 - $494.05
Q1 2023
Shares 54,360 Value ($000) $26,040 Avg Close $468.12 Range $415.04 - $509.62
Q4 2022
Shares 62,053 Value ($000) $26,093 Avg Close $403.63 Range $344.63 - $457.93
Q3 2022
Shares 44,927 Value ($000) $18,741 Avg Close $498.57 Range $406.24 - $572.70
Q2 2022
Shares 41,962 Value ($000) $20,771 Avg Close $520.81 Range $462.61 - $607.54
Q1 2022
Shares 34,303 Value ($000) $19,320 Avg Close $602.81 Range $524.19 - $752.17
Q4 2021
Shares 19,721 Value ($000) $14,901 Avg Close $748.36 Range $703.67 - $798.97
Q3 2021
Shares 24,943 Value ($000) $18,606 Avg Close $749.10 Range $644.34 - $832.70
Q2 2021
Shares 11,549 Value ($000) $7,441 Avg Close $608.62 Range $569.46 - $657.79
Q1 2021
Shares 12,088 Value ($000) $6,904 Avg Close $592.18 Range $545.00 - $689.00
Q4 2020
Shares 12,119 Value ($000) $7,065 Avg Close $569.50 Range $507.22 - $648.39
Q3 2020
Shares 17,857 Value ($000) $9,205 Avg Close $506.50 Range $443.80 - $540.06
Q2 2020
Shares 36,135 Value ($000) $16,315 Avg Close $441.30 Range $330.00 - $497.42
Q1 2020
Shares 65,656 Value ($000) $23,016 Avg Close $367.68 Range $309.38 - $413.02
Q4 2019
Shares 80,841 Value ($000) $29,914 Avg Close $352.55 Range $319.26 - $376.43
Q3 2019
Shares 79,795 Value ($000) $26,551 Avg Close $326.21 Range $303.82 - $348.39
Q2 2019
Shares 84,848 Value ($000) $26,523 Avg Close $299.43 Range $281.66 - $319.99
Q1 2019
Shares 80,291 Value ($000) $24,543 Avg Close $269.86 Range $223.89 - $323.95
Q4 2018
Shares 46,388 Value ($000) $10,772 Avg Close $268.31 Range $220.05 - $315.00
Q3 2018
Shares 52,390 Value ($000) $16,398 Avg Close $310.39 Range $285.83 - $345.15
Q2 2018
Shares 53,775 Value ($000) $15,516 Avg Close $276.12 Range $240.01 - $304.36
Q1 2018
Shares 56,210 Value ($000) $14,057 Avg Close $254.62 Range $231.00 - $279.59
Q4 2017
Shares 69,080 Value ($000) $16,487 Avg Close $242.32 Range $214.44 - $273.87
Q3 2017
Shares 77,607 Value ($000) $17,246 Avg Close $225.03 Range $208.95 - $242.79
Q2 2017
Shares 88,931 Value ($000) $20,126 Avg Close $217.91 Range $198.25 - $230.40
Q1 2017
Shares 79,246 Value ($000) $15,797 Avg Close $192.61 Range $181.87 - $209.50
Q4 2016
Shares 79,009 Value ($000) $14,402 Avg Close $170.48 Range $154.89 - $184.89
Q3 2016
Shares 107,543 Value ($000) $17,617 Avg Close $151.78 Range $140.53 - $164.45
Q2 2016
Shares 85,597 Value ($000) $12,242 Avg Close $142.64 Range $135.02 - $150.00
Q1 2016
Shares 78,108 Value ($000) $10,679 Avg Close $131.28 Range $122.03 - $139.63
Q4 2015
Shares 26,077 Value ($000) $3,616 Avg Close $138.61 Range $132.49 - $142.48
Q3 2014
Shares 51,339 Value ($000) $5,822 Avg Close $118.49 Range $113.37 - $122.73
Q2 2014
Shares 20,507 Value ($000) $2,455 Avg Close $122.10 Range $117.98 - $131.42