BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

CHILTON CAPITAL MANAGEMENT LLC's Holding History (CIK: 0001056859)

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

Q4 2025
Shares 4 Value ($000) $1 Avg Close $163.37 Range $138.00 - $185.17
Q2 2025
Shares 20 Value ($000) $3 Avg Close $124.60 Range $110.04 - $137.32
Q2 2022
Shares 55 Value ($000) $11 Avg Close $204.43 Range $187.16 - $225.50
Q3 2016
Shares 6,763 Value ($000) $2,117 Avg Close $296.18 Range $240.07 - $333.65
Q2 2016
Shares 11,475 Value ($000) $2,775 Avg Close $263.54 Range $223.02 - $292.69
Q1 2016
Shares 11,303 Value ($000) $2,942 Avg Close $264.15 Range $242.07 - $301.02
Q4 2015
Shares 17,451 Value ($000) $5,346 Avg Close $287.35 Range $254.00 - $311.65
Q3 2015
Shares 37,711 Value ($000) $11,004 Avg Close $330.23 Range $265.00 - $412.24