BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

CONNING INC.'s Holding History (CIK: 0000801051)

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

Q3 2024
Shares 1,066 Value ($000) $207 Avg Close $209.21 Range $188.78 - $238.00
Q2 2024
Shares 1,073 Value ($000) $249 Avg Close $217.32 Range $189.44 - $237.54
Q1 2024
Shares 1,073 Value ($000) $231 Avg Close $234.20 Range $211.02 - $268.30
Q4 2023
Shares 1,073 Value ($000) $278 Avg Close $245.62 Range $220.86 - $269.43
Q3 2023
Shares 1,058 Value ($000) $272 Avg Close $267.47 Range $251.85 - $287.60
Q2 2023
Shares 1,083 Value ($000) $308 Avg Close $297.86 Range $273.39 - $319.76
Q1 2023
Shares 1,198 Value ($000) $333 Avg Close $276.70 Range $254.80 - $295.90
Q4 2022
Shares 1,208 Value ($000) $335 Avg Close $282.44 Range $250.31 - $311.88
Q3 2022
Shares 1,212 Value ($000) $324 Avg Close $212.38 Range $193.65 - $283.44
Q2 2022
Shares 1,336 Value ($000) $272 Avg Close $204.43 Range $187.16 - $225.50
Q1 2022
Shares 1,340 Value ($000) $282 Avg Close $217.46 Range $192.67 - $249.00
Q4 2021
Shares 1,600 Value ($000) $384 Avg Close $257.12 Range $221.72 - $290.76
Q3 2021
Shares 1,756 Value ($000) $497 Avg Close $327.75 Range $282.64 - $372.12
Q2 2021
Shares 2,799 Value ($000) $969 Avg Close $302.94 Range $257.03 - $468.55
Q1 2021
Shares 2,976 Value ($000) $833 Avg Close $269.69 Range $238.40 - $296.38
Q4 2020
Shares 3,176 Value ($000) $778 Avg Close $259.08 Range $223.25 - $363.92
Q3 2020
Shares 3,551 Value ($000) $1,007 Avg Close $278.91 Range $261.87 - $312.00
Q2 2020
Shares 3,596 Value ($000) $962 Avg Close $300.59 Range $257.60 - $350.24
Q1 2020
Shares 3,873 Value ($000) $1,225 Avg Close $303.47 Range $262.25 - $374.99
Q4 2019
Shares 3,975 Value ($000) $1,180 Avg Close $277.46 Range $219.70 - $318.00
Q3 2019
Shares 3,305 Value ($000) $769 Avg Close $232.85 Range $215.78 - $246.99
Q2 2019
Shares 3,385 Value ($000) $792 Avg Close $230.90 Range $219.20 - $245.35
Q1 2019
Shares 5,467 Value ($000) $1,292 Avg Close $314.89 Range $216.12 - $344.00
Q4 2018
Shares 5,527 Value ($000) $1,663 Avg Close $319.14 Range $278.46 - $358.41
Q3 2018
Shares 6,027 Value ($000) $2,129 Avg Close $344.30 Range $288.13 - $388.67
Q2 2018
Shares 6,461 Value ($000) $1,875 Avg Close $281.15 Range $249.17 - $310.91
Q1 2018
Shares 6,581 Value ($000) $1,802 Avg Close $310.41 Range $259.76 - $370.57
Q4 2017
Shares 6,711 Value ($000) $2,138 Avg Close $320.80 Range $301.81 - $348.84
Q3 2017
Shares 6,791 Value ($000) $2,126 Avg Close $296.11 Range $269.50 - $330.00
Q2 2017
Shares 6,801 Value ($000) $1,846 Avg Close $264.42 Range $244.28 - $291.90
Q1 2017
Shares 6,896 Value ($000) $1,886 Avg Close $282.75 Range $260.50 - $301.42
Q4 2016
Shares 7,026 Value ($000) $1,992 Avg Close $296.43 Range $268.00 - $329.83
Q3 2016
Shares 7,146 Value ($000) $2,237 Avg Close $296.18 Range $240.07 - $333.65
Q2 2016
Shares 7,216 Value ($000) $1,745 Avg Close $263.54 Range $223.02 - $292.69
Q1 2016
Shares 7,316 Value ($000) $1,905 Avg Close $264.15 Range $242.07 - $301.02
Q4 2015
Shares 7,316 Value ($000) $2,241 Avg Close $287.35 Range $254.00 - $311.65
Q3 2015
Shares 7,686 Value ($000) $2,243 Avg Close $330.23 Range $265.00 - $412.24
Q2 2015
Shares 8,266 Value ($000) $3,339 Avg Close $401.33 Range $368.88 - $432.88
Q1 2015
Shares 8,316 Value ($000) $3,511 Avg Close $394.14 Range $334.40 - $480.18
Q4 2014
Shares 8,396 Value ($000) $2,850 Avg Close $323.51 Range $290.85 - $361.93
Q3 2014
Shares 8,556 Value ($000) $2,830 Avg Close $329.72 Range $298.31 - $349.00
Q2 2014
Shares 8,756 Value ($000) $2,761 Avg Close $300.97 Range $272.02 - $322.25
Q1 2014
Shares 9,096 Value ($000) $2,782 Avg Close $317.43 Range $270.62 - $358.89
Q4 2013
Shares 8,936 Value ($000) $2,500 Avg Close $258.65 Range $221.07 - $298.82
Q3 2013
Shares 7,706 Value ($000) $1,855 Avg Close $223.81 Range $203.55 - $248.95
Q2 2013
Shares 7,456 Value ($000) $1,605 Avg Close $213.68 Range $191.80 - $242.64