BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

Bayesian Capital Management, LP's Holding History (CIK: 0001632551)

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

Q3 2025
Shares 5,100 Value ($000) $714 Avg Close $135.17 Range $121.05 - $150.28
Q1 2025
Shares 1,940 Value ($000) $265 Avg Close $142.96 Range $128.51 - $157.09
Q1 2024
Shares 8,114 Value ($000) $1,750 Avg Close $234.20 Range $211.02 - $268.30
Q4 2023
Shares 11,600 Value ($000) $3,002 Avg Close $245.62 Range $220.86 - $269.43
Q2 2021
Shares 11,500 Value ($000) $3,982 Avg Close $302.94 Range $257.03 - $468.55
Q4 2020
Shares 4,200 Value ($000) $1,028 Avg Close $259.08 Range $223.25 - $363.92
Q2 2020
Shares 25,000 Value ($000) $6,689 Avg Close $300.59 Range $257.60 - $350.24
Q1 2020
Shares 10,100 Value ($000) $3,195 Avg Close $303.47 Range $262.25 - $374.99
Q4 2019
Shares 17,800 Value ($000) $5,282 Avg Close $277.46 Range $219.70 - $318.00
Q3 2019
Shares 4,300 Value ($000) $1,001 Avg Close $232.85 Range $215.78 - $246.99
Q4 2018
Shares 9,009 Value ($000) $2,711 Avg Close $319.14 Range $278.46 - $358.41
Q3 2018
Shares 1,309 Value ($000) $462 Avg Close $344.30 Range $288.13 - $388.67
Q2 2017
Shares 4,000 Value ($000) $1,085 Avg Close $264.42 Range $244.28 - $291.90
Q1 2017
Shares 5,676 Value ($000) $1,552 Avg Close $282.75 Range $260.50 - $301.42
Q4 2016
Shares 3,110 Value ($000) $882 Avg Close $296.43 Range $268.00 - $329.83
Q3 2016
Shares 2,310 Value ($000) $723 Avg Close $296.18 Range $240.07 - $333.65
Q1 2016
Shares 1,604 Value ($000) $418 Avg Close $264.15 Range $242.07 - $301.02
Q4 2015
Shares 1,047 Value ($000) $321 Avg Close $287.35 Range $254.00 - $311.65