BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

Kovitz Investment Group Partners, LLC's Holding History (CIK: 0001665198)

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

Q4 2025
Shares 21,133 Value ($000) $3,719 Avg Close $163.37 Range $138.00 - $185.17
Q3 2025
Shares 22,949 Value ($000) $3,215 Avg Close $135.17 Range $121.05 - $150.28
Q2 2025
Shares 18,321 Value ($000) $2,301 Avg Close $124.60 Range $110.04 - $137.32
Q1 2025
Shares 14,216 Value ($000) $1,945 Avg Close $142.96 Range $128.51 - $157.09
Q4 2024
Shares 3,898 Value ($000) $596 Avg Close $168.67 Range $145.07 - $195.00
Q3 2024
Shares 5,270 Value ($000) $800 Avg Close $209.21 Range $188.78 - $238.00
Q2 2024
Shares 3,632 Value ($000) $842 Avg Close $217.32 Range $189.44 - $237.54
Q1 2024
Shares 1,827 Value ($000) $394 Avg Close $234.20 Range $211.02 - $268.30
Q4 2021
Shares 15,868 Value ($000) $3,885 Avg Close $257.12 Range $221.72 - $290.76
Q3 2021
Shares 15,592 Value ($000) $4,412 Avg Close $327.75 Range $282.64 - $372.12
Q2 2021
Shares 15,619 Value ($000) $5,408 Avg Close $302.94 Range $257.03 - $468.55
Q1 2021
Shares 16,057 Value ($000) $4,492 Avg Close $269.69 Range $238.40 - $296.38
Q4 2020
Shares 15,868 Value ($000) $3,885 Avg Close $259.08 Range $223.25 - $363.92
Q4 2019
Shares 18,424 Value ($000) $5,467 Avg Close $277.46 Range $219.70 - $318.00
Q4 2018
Shares 18,489 Value ($000) $5,564 Avg Close $319.14 Range $278.46 - $358.41