BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

Edgemoor Investment Advisors, Inc.'s Holding History (CIK: 0001313792)

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

Q2 2019
Shares 1,100 Value ($000) $257 Avg Close $230.90 Range $219.20 - $245.35
Q1 2019
Shares 1,100 Value ($000) $260 Avg Close $314.89 Range $216.12 - $344.00
Q4 2018
Shares 900 Value ($000) $271 Avg Close $319.14 Range $278.46 - $358.41
Q3 2018
Shares 900 Value ($000) $318 Avg Close $344.30 Range $288.13 - $388.67
Q2 2018
Shares 900 Value ($000) $261 Avg Close $281.15 Range $249.17 - $310.91
Q1 2018
Shares 925 Value ($000) $253 Avg Close $310.41 Range $259.76 - $370.57
Q4 2017
Shares 925 Value ($000) $313 Avg Close $320.80 Range $301.81 - $348.84
Q3 2017
Shares 725 Value ($000) $227 Avg Close $296.11 Range $269.50 - $330.00
Q4 2016
Shares 725 Value ($000) $206 Avg Close $296.43 Range $268.00 - $329.83
Q3 2016
Shares 725 Value ($000) $227 Avg Close $296.18 Range $240.07 - $333.65
Q4 2015
Shares 760 Value ($000) $233 Avg Close $287.35 Range $254.00 - $311.65
Q3 2015
Shares 865 Value ($000) $252 Avg Close $330.23 Range $265.00 - $412.24
Q2 2015
Shares 865 Value ($000) $349 Avg Close $401.33 Range $368.88 - $432.88
Q1 2015
Shares 865 Value ($000) $365 Avg Close $394.14 Range $334.40 - $480.18
Q4 2014
Shares 1,075 Value ($000) $365 Avg Close $323.51 Range $290.85 - $361.93
Q3 2014
Shares 1,075 Value ($000) $356 Avg Close $329.72 Range $298.31 - $349.00
Q2 2014
Shares 1,075 Value ($000) $339 Avg Close $300.97 Range $272.02 - $322.25
Q1 2014
Shares 1,075 Value ($000) $329 Avg Close $317.43 Range $270.62 - $358.89
Q4 2013
Shares 1,075 Value ($000) $301 Avg Close $258.65 Range $221.07 - $298.82
Q3 2013
Shares 1,075 Value ($000) $259 Avg Close $223.81 Range $203.55 - $248.95
Q2 2013
Shares 1,075 Value ($000) $231 Avg Close $213.68 Range $191.80 - $242.64