ALEXION PHARMACEUTICALS INC

CUSIP: 015351109 Class: COM

Temasek Holdings (Private) Ltd's Holding History (CIK: 0001021944)

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

Q4 2018
Shares 616,630 Value ($000) $60,035 Avg Close — Range —
Q3 2018
Shares 1,226,630 Value ($000) $170,514 Avg Close — Range —
Q2 2018
Shares 1,505,325 Value ($000) $186,886 Avg Close — Range —
Q1 2018
Shares 1,505,325 Value ($000) $167,784 Avg Close — Range —
Q4 2017
Shares 1,505,325 Value ($000) $180,022 Avg Close — Range —
Q3 2017
Shares 1,505,325 Value ($000) $211,182 Avg Close — Range —
Q2 2017
Shares 1,452,922 Value ($000) $176,777 Avg Close — Range —
Q1 2017
Shares 1,226,630 Value ($000) $148,717 Avg Close — Range —
Q4 2016
Shares 1,226,630 Value ($000) $150,078 Avg Close — Range —
Q3 2016
Shares 1,226,630 Value ($000) $150,311 Avg Close — Range —
Q2 2016
Shares 1,226,630 Value ($000) $143,221 Avg Close — Range —
Q1 2016
Shares 1,226,630 Value ($000) $170,771 Avg Close — Range —
Q4 2015
Shares 1,226,630 Value ($000) $233,980 Avg Close — Range —
Q3 2015
Shares 1,226,630 Value ($000) $191,833 Avg Close — Range —
Q2 2015
Shares 1,226,630 Value ($000) $221,738 Avg Close — Range —