ALEXION PHARMACEUTICALS INC

CUSIP: 015351109 Class: COM

TEACHER RETIREMENT SYSTEM OF TEXAS's Holding History (CIK: 0000796848)

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

Q2 2021
Shares 28,730 Value ($000) $5,278 Avg Close Range
Q1 2021
Shares 24,444 Value ($000) $3,738 Avg Close Range
Q4 2020
Shares 121,419 Value ($000) $18,971 Avg Close Range
Q3 2020
Shares 153,397 Value ($000) $17,553 Avg Close Range
Q2 2020
Shares 149,994 Value ($000) $16,835 Avg Close Range
Q1 2020
Shares 161,283 Value ($000) $14,482 Avg Close Range
Q4 2019
Shares 96,607 Value ($000) $10,448 Avg Close Range
Q3 2019
Shares 65,814 Value ($000) $6,446 Avg Close Range
Q4 2018
Shares 3,059 Value ($000) $298 Avg Close Range
Q3 2018
Shares 26,201 Value ($000) $3,642 Avg Close Range
Q2 2018
Shares 80,013 Value ($000) $9,934 Avg Close Range
Q1 2018
Shares 85,410 Value ($000) $9,520 Avg Close Range
Q4 2017
Shares 94,524 Value ($000) $11,304 Avg Close Range
Q3 2017
Shares 105,742 Value ($000) $14,835 Avg Close Range
Q2 2017
Shares 5,691 Value ($000) $692 Avg Close Range
Q1 2017
Shares 5,864 Value ($000) $711 Avg Close Range
Q4 2016
Shares 5,932 Value ($000) $726 Avg Close Range
Q3 2016
Shares 12,040 Value ($000) $1,475 Avg Close Range
Q2 2016
Shares 19,542 Value ($000) $2,282 Avg Close Range
Q1 2016
Shares 16,028 Value ($000) $2,231 Avg Close Range
Q4 2015
Shares 9,195 Value ($000) $1,754 Avg Close Range
Q3 2015
Shares 15,631 Value ($000) $2,445 Avg Close Range
Q2 2015
Shares 11,336 Value ($000) $2,049 Avg Close Range
Q1 2015
Shares 9,098 Value ($000) $1,577 Avg Close Range
Q4 2014
Shares 8,969 Value ($000) $1,660 Avg Close Range
Q3 2014
Shares 3,223 Value ($000) $534 Avg Close Range
Q2 2014
Shares 10,547 Value ($000) $1,648 Avg Close Range
Q1 2014
Shares 3,388 Value ($000) $515 Avg Close Range
Q4 2013
Shares 3,515 Value ($000) $468 Avg Close Range
Q3 2013
Shares 3,188 Value ($000) $370 Avg Close Range
Q2 2013
Shares 6,214 Value ($000) $573 Avg Close Range