BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

EVERETT HARRIS & CO /CA/'s Holding History (CIK: 0001009254)

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

Q2 2024
Shares 873 Value ($000) $202 Avg Close $217.32 Range $189.44 - $237.54
Q4 2023
Shares 863 Value ($000) $223 Avg Close $245.62 Range $220.86 - $269.43
Q3 2023
Shares 863 Value ($000) $222 Avg Close $267.47 Range $251.85 - $287.60
Q2 2023
Shares 863 Value ($000) $246 Avg Close $297.86 Range $273.39 - $319.76
Q1 2023
Shares 863 Value ($000) $240 Avg Close $276.70 Range $254.80 - $295.90
Q4 2022
Shares 863 Value ($000) $239 Avg Close $282.44 Range $250.31 - $311.88
Q3 2022
Shares 863 Value ($000) $230 Avg Close $212.38 Range $193.65 - $283.44
Q4 2021
Shares 863 Value ($000) $207 Avg Close $257.12 Range $221.72 - $290.76
Q3 2021
Shares 863 Value ($000) $244 Avg Close $327.75 Range $282.64 - $372.12
Q2 2021
Shares 863 Value ($000) $299 Avg Close $302.94 Range $257.03 - $468.55
Q1 2021
Shares 863 Value ($000) $241 Avg Close $269.69 Range $238.40 - $296.38
Q4 2020
Shares 863 Value ($000) $211 Avg Close $259.08 Range $223.25 - $363.92
Q3 2020
Shares 863 Value ($000) $245 Avg Close $278.91 Range $261.87 - $312.00
Q2 2020
Shares 863 Value ($000) $231 Avg Close $300.59 Range $257.60 - $350.24