BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

SIGMA INVESTMENT COUNSELORS INC's Holding History (CIK: 0001085163)

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

Q4 2023
Shares 800 Value ($000) $207 Avg Close $245.62 Range $220.86 - $269.43
Q3 2023
Shares 800 Value ($000) $206 Avg Close $267.47 Range $251.85 - $287.60
Q2 2023
Shares 800 Value ($000) $228 Avg Close $297.86 Range $273.39 - $319.76
Q1 2023
Shares 800 Value ($000) $222 Avg Close $276.70 Range $254.80 - $295.90
Q4 2021
Shares 914 Value ($000) $219 Avg Close $257.12 Range $221.72 - $290.76
Q3 2021
Shares 956 Value ($000) $271 Avg Close $327.75 Range $282.64 - $372.12
Q2 2021
Shares 1,169 Value ($000) $405 Avg Close $302.94 Range $257.03 - $468.55
Q1 2021
Shares 1,060 Value ($000) $297 Avg Close $269.69 Range $238.40 - $296.38
Q4 2020
Shares 1,060 Value ($000) $260 Avg Close $259.08 Range $223.25 - $363.92
Q1 2020
Shares 927 Value ($000) $293 Avg Close $303.47 Range $262.25 - $374.99
Q4 2019
Shares 927 Value ($000) $275 Avg Close $277.46 Range $219.70 - $318.00
Q3 2019
Shares 950 Value ($000) $221 Avg Close $232.85 Range $215.78 - $246.99
Q2 2019
Shares 1,023 Value ($000) $239 Avg Close $230.90 Range $219.20 - $245.35
Q1 2019
Shares 975 Value ($000) $230 Avg Close $314.89 Range $216.12 - $344.00
Q4 2018
Shares 1,020 Value ($000) $307 Avg Close $319.14 Range $278.46 - $358.41
Q3 2018
Shares 1,020 Value ($000) $360 Avg Close $344.30 Range $288.13 - $388.67
Q2 2018
Shares 995 Value ($000) $289 Avg Close $281.15 Range $249.17 - $310.91
Q4 2017
Shares 636 Value ($000) $203 Avg Close $320.80 Range $301.81 - $348.84