BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

CARLSON CAPITAL L P's Holding History (CIK: 0001056973)

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

Q4 2022
Shares 5,000 Value ($000) $1,385 Avg Close $282.44 Range $250.31 - $311.88
Q3 2022
Shares 2,500 Value ($000) $668 Avg Close $212.38 Range $193.65 - $283.44
Q1 2017
Shares 144,895 Value ($000) $39,617 Avg Close $282.75 Range $260.50 - $301.42
Q4 2016
Shares 185,252 Value ($000) $52,534 Avg Close $296.43 Range $268.00 - $329.83
Q3 2016
Shares 18,400 Value ($000) $5,760 Avg Close $296.18 Range $240.07 - $333.65
Q2 2016
Shares 42,735 Value ($000) $10,334 Avg Close $263.54 Range $223.02 - $292.69
Q4 2015
Shares 44,048 Value ($000) $13,494 Avg Close $287.35 Range $254.00 - $311.65
Q2 2015
Shares 51,620 Value ($000) $20,851 Avg Close $401.33 Range $368.88 - $432.88
Q1 2015
Shares 40,300 Value ($000) $17,016 Avg Close $394.14 Range $334.40 - $480.18
Q4 2014
Shares 27,520 Value ($000) $9,342 Avg Close $323.51 Range $290.85 - $361.93