BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

DUPONT CAPITAL MANAGEMENT CORP's Holding History (CIK: 0001128251)

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

Q1 2023
Shares 267 Value ($000) $74 Avg Close $276.70 Range $254.80 - $295.90
Q4 2022
Shares 2,295 Value ($000) $636 Avg Close $282.44 Range $250.31 - $311.88
Q3 2022
Shares 2,467 Value ($000) $659 Avg Close $212.38 Range $193.65 - $283.44
Q2 2022
Shares 1,611 Value ($000) $329 Avg Close $204.43 Range $187.16 - $225.50
Q1 2022
Shares 860 Value ($000) $181 Avg Close $217.46 Range $192.67 - $249.00
Q4 2021
Shares 892 Value ($000) $214 Avg Close $257.12 Range $221.72 - $290.76
Q3 2021
Shares 2,839 Value ($000) $803 Avg Close $327.75 Range $282.64 - $372.12
Q2 2021
Shares 4,969 Value ($000) $1,721 Avg Close $302.94 Range $257.03 - $468.55
Q1 2021
Shares 6,017 Value ($000) $1,683 Avg Close $269.69 Range $238.40 - $296.38
Q4 2020
Shares 3,960 Value ($000) $970 Avg Close $259.08 Range $223.25 - $363.92
Q3 2020
Shares 6,099 Value ($000) $1,730 Avg Close $278.91 Range $261.87 - $312.00
Q2 2020
Shares 7,315 Value ($000) $1,957 Avg Close $300.59 Range $257.60 - $350.24
Q1 2020
Shares 7,476 Value ($000) $2,365 Avg Close $303.47 Range $262.25 - $374.99
Q4 2019
Shares 5,846 Value ($000) $1,735 Avg Close $277.46 Range $219.70 - $318.00
Q3 2019
Shares 5,568 Value ($000) $1,296 Avg Close $232.85 Range $215.78 - $246.99
Q2 2019
Shares 6,566 Value ($000) $1,536 Avg Close $230.90 Range $219.20 - $245.35
Q1 2019
Shares 11,434 Value ($000) $2,703 Avg Close $314.89 Range $216.12 - $344.00
Q4 2018
Shares 14,460 Value ($000) $4,351 Avg Close $319.14 Range $278.46 - $358.41
Q3 2018
Shares 15,255 Value ($000) $5,390 Avg Close $344.30 Range $288.13 - $388.67
Q2 2018
Shares 11,920 Value ($000) $3,460 Avg Close $281.15 Range $249.17 - $310.91
Q1 2018
Shares 13,319 Value ($000) $3,647 Avg Close $310.41 Range $259.76 - $370.57
Q4 2017
Shares 14,098 Value ($000) $4,491 Avg Close $320.80 Range $301.81 - $348.84
Q3 2017
Shares 1,144 Value ($000) $358 Avg Close $296.11 Range $269.50 - $330.00
Q2 2017
Shares 8,169 Value ($000) $2,217 Avg Close $264.42 Range $244.28 - $291.90
Q1 2017
Shares 13,422 Value ($000) $3,670 Avg Close $282.75 Range $260.50 - $301.42
Q4 2016
Shares 9,145 Value ($000) $2,593 Avg Close $296.43 Range $268.00 - $329.83
Q3 2016
Shares 6,615 Value ($000) $2,071 Avg Close $296.18 Range $240.07 - $333.65
Q2 2016
Shares 9,479 Value ($000) $2,292 Avg Close $263.54 Range $223.02 - $292.69
Q1 2016
Shares 15,592 Value ($000) $4,059 Avg Close $264.15 Range $242.07 - $301.02
Q4 2015
Shares 9,181 Value ($000) $2,813 Avg Close $287.35 Range $254.00 - $311.65
Q3 2015
Shares 9,191 Value ($000) $2,682 Avg Close $330.23 Range $265.00 - $412.24
Q2 2015
Shares 12,675 Value ($000) $5,120 Avg Close $401.33 Range $368.88 - $432.88
Q1 2015
Shares 12,675 Value ($000) $5,352 Avg Close $394.14 Range $334.40 - $480.18
Q4 2014
Shares 7,326 Value ($000) $2,487 Avg Close $323.51 Range $290.85 - $361.93
Q3 2014
Shares 8,342 Value ($000) $2,760 Avg Close $329.72 Range $298.31 - $349.00
Q2 2014
Shares 7,328 Value ($000) $2,311 Avg Close $300.97 Range $272.02 - $322.25
Q1 2014
Shares 7,023 Value ($000) $2,148 Avg Close $317.43 Range $270.62 - $358.89
Q4 2013
Shares 6,278 Value ($000) $1,756 Avg Close $258.65 Range $221.07 - $298.82
Q3 2013
Shares 8,930 Value ($000) $2,150 Avg Close $223.81 Range $203.55 - $248.95
Q2 2013
Shares 8,930 Value ($000) $1,922 Avg Close $213.68 Range $191.80 - $242.64