BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

Private Wealth Partners, LLC's Holding History (CIK: 0001335851)

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

Q4 2018
Shares 675 Value ($000) $203 Avg Close $319.14 Range $278.46 - $358.41
Q3 2018
Shares 675 Value ($000) $238 Avg Close $344.30 Range $288.13 - $388.67
Q1 2018
Shares 800 Value ($000) $219 Avg Close $310.41 Range $259.76 - $370.57
Q4 2017
Shares 1,000 Value ($000) $319 Avg Close $320.80 Range $301.81 - $348.84
Q3 2017
Shares 1,000 Value ($000) $313 Avg Close $296.11 Range $269.50 - $330.00
Q2 2017
Shares 1,000 Value ($000) $271 Avg Close $264.42 Range $244.28 - $291.90
Q1 2017
Shares 800 Value ($000) $219 Avg Close $282.75 Range $260.50 - $301.42
Q4 2016
Shares 800 Value ($000) $227 Avg Close $296.43 Range $268.00 - $329.83
Q3 2016
Shares 700 Value ($000) $219 Avg Close $296.18 Range $240.07 - $333.65