ALEXION PHARMACEUTICALS INC

CUSIP: 015351109 Class: COM

NISA INVESTMENT ADVISORS, LLC's Holding History (CIK: 0000937615)

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

Q2 2021
Shares 44,728 Value ($000) $8,217 Avg Close — Range —
Q1 2021
Shares 108,015 Value ($000) $16,517 Avg Close — Range —
Q4 2020
Shares 70,886 Value ($000) $11,075 Avg Close — Range —
Q3 2020
Shares 74,326 Value ($000) $8,505 Avg Close — Range —
Q2 2020
Shares 88,847 Value ($000) $9,972 Avg Close — Range —
Q1 2020
Shares 76,359 Value ($000) $6,856 Avg Close — Range —
Q4 2019
Shares 29,451 Value ($000) $3,185 Avg Close — Range —
Q3 2019
Shares 36,425 Value ($000) $3,567 Avg Close — Range —
Q2 2019
Shares 53,750 Value ($000) $7,040 Avg Close — Range —
Q1 2019
Shares 60,415 Value ($000) $8,167 Avg Close — Range —
Q4 2018
Shares 56,241 Value ($000) $5,476 Avg Close — Range —
Q3 2018
Shares 53,681 Value ($000) $7,462 Avg Close — Range —
Q2 2018
Shares 41,065 Value ($000) $5,098 Avg Close — Range —
Q1 2018
Shares 35,195 Value ($000) $3,974 Avg Close — Range —
Q4 2017
Shares 25,165 Value ($000) $3,009 Avg Close — Range —
Q3 2017
Shares 37,885 Value ($000) $5,315 Avg Close — Range —
Q2 2017
Shares 29,085 Value ($000) $3,338 Avg Close — Range —
Q1 2017
Shares 54,205 Value ($000) $6,572 Avg Close — Range —
Q4 2016
Shares 38,535 Value ($000) $4,715 Avg Close — Range —
Q3 2016
Shares 25,860 Value ($000) $3,169 Avg Close — Range —
Q2 2016
Shares 25,835 Value ($000) $3,016 Avg Close — Range —
Q1 2016
Shares 28,350 Value ($000) $3,947 Avg Close — Range —
Q4 2015
Shares 26,200 Value ($000) $4,998 Avg Close — Range —
Q3 2015
Shares 6,400 Value ($000) $1,017 Avg Close — Range —
Q2 2015
Shares 5,400 Value ($000) $976 Avg Close — Range —
Q1 2015
Shares 6,300 Value ($000) $1,092 Avg Close — Range —
Q4 2014
Shares 6,650 Value ($000) $1,230 Avg Close — Range —
Q3 2014
Shares 6,850 Value ($000) $1,136 Avg Close — Range —
Q2 2014
Shares 7,150 Value ($000) $1,117 Avg Close — Range —
Q1 2014
Shares 6,750 Value ($000) $1,027 Avg Close — Range —
Q4 2013
Shares 6,750 Value ($000) $897 Avg Close — Range —
Q3 2013
Shares 3,750 Value ($000) $436 Avg Close — Range —
Q2 2013
Shares 3,850 Value ($000) $355 Avg Close — Range —