BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND's Holding History (CIK: 0001535845)

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

Q4 2025
Shares 42,742 Value ($000) $7,522 Avg Close $163.37 Range $138.00 - $185.17
Q3 2025
Shares 47,947 Value ($000) $6,716 Avg Close $135.17 Range $121.05 - $150.28
Q2 2025
Shares 56,238 Value ($000) $7,063 Avg Close $124.60 Range $110.04 - $137.32
Q1 2025
Shares 64,150 Value ($000) $8,778 Avg Close $142.96 Range $128.51 - $157.09
Q4 2024
Shares 181,859 Value ($000) $27,810 Avg Close $168.67 Range $145.07 - $195.00
Q3 2024
Shares 27,691 Value ($000) $5,368 Avg Close $209.21 Range $188.78 - $238.00
Q2 2024
Shares 42,696 Value ($000) $9,898 Avg Close $217.32 Range $189.44 - $237.54
Q4 2023
Shares 25,000 Value ($000) $6,469 Avg Close $245.62 Range $220.86 - $269.43
Q4 2022
Shares 8,411 Value ($000) $2,329 Avg Close $282.44 Range $250.31 - $311.88
Q3 2022
Shares 746 Value ($000) $199 Avg Close $212.38 Range $193.65 - $283.44
Q2 2022
Shares 677 Value ($000) $138 Avg Close $204.43 Range $187.16 - $225.50
Q1 2022
Shares 230 Value ($000) $48 Avg Close $217.46 Range $192.67 - $249.00
Q4 2021
Shares 14,207 Value ($000) $3,409 Avg Close $257.12 Range $221.72 - $290.76
Q3 2021
Shares 230 Value ($000) $65 Avg Close $327.75 Range $282.64 - $372.12
Q2 2021
Shares 230 Value ($000) $80 Avg Close $302.94 Range $257.03 - $468.55
Q1 2021
Shares 230 Value ($000) $64 Avg Close $269.69 Range $238.40 - $296.38
Q4 2020
Shares 232 Value ($000) $57 Avg Close $259.08 Range $223.25 - $363.92
Q3 2020
Shares 828 Value ($000) $235 Avg Close $278.91 Range $261.87 - $312.00
Q2 2020
Shares 995 Value ($000) $266 Avg Close $300.59 Range $257.60 - $350.24
Q1 2020
Shares 100,064 Value ($000) $31,658 Avg Close $303.47 Range $262.25 - $374.99
Q4 2019
Shares 100,358 Value ($000) $29,779 Avg Close $277.46 Range $219.70 - $318.00