BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

Aigen Investment Management, LP's Holding History (CIK: 0001741224)

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

Q1 2025
Shares 14,365 Value ($000) $1,966 Avg Close $142.96 Range $128.51 - $157.09
Q3 2024
Shares 3,520 Value ($000) $682 Avg Close $209.21 Range $188.78 - $238.00
Q4 2023
Shares 3,108 Value ($000) $804 Avg Close $245.62 Range $220.86 - $269.43
Q2 2023
Shares 2,240 Value ($000) $638 Avg Close $297.86 Range $273.39 - $319.76
Q1 2022
Shares 29,394 Value ($000) $6,190 Avg Close $217.46 Range $192.67 - $249.00
Q4 2021
Shares 2,982 Value ($000) $704 Avg Close $257.12 Range $221.72 - $290.76
Q1 2021
Shares 15,291 Value ($000) $4,278 Avg Close $269.69 Range $238.40 - $296.38
Q3 2020
Shares 1,406 Value ($000) $399 Avg Close $278.91 Range $261.87 - $312.00