BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

Gruss & Co., LLC's Holding History (CIK: 0001103738)

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

Q2 2018
Shares 4,500 Value ($000) $1,306 Avg Close $281.15 Range $249.17 - $310.91
Q1 2018
Shares 4,500 Value ($000) $1,232 Avg Close $310.41 Range $259.76 - $370.57
Q4 2017
Shares 9,500 Value ($000) $3,026 Avg Close $320.80 Range $301.81 - $348.84
Q3 2017
Shares 9,000 Value ($000) $2,818 Avg Close $296.11 Range $269.50 - $330.00
Q2 2017
Shares 4,000 Value ($000) $1,085 Avg Close $264.42 Range $244.28 - $291.90
Q1 2017
Shares 4,000 Value ($000) $1,093,680 Avg Close $282.75 Range $260.50 - $301.42
Q4 2016
Shares 3,250 Value ($000) $922 Avg Close $296.43 Range $268.00 - $329.83
Q3 2016
Shares 3,000 Value ($000) $939 Avg Close $296.18 Range $240.07 - $333.65
Q2 2016
Shares 2,000 Value ($000) $484 Avg Close $263.54 Range $223.02 - $292.69
Q1 2016
Shares 2,000 Value ($000) $521 Avg Close $264.15 Range $242.07 - $301.02