ALEXION PHARMACEUTICALS INC

CUSIP: 015351109 Class: COM

MARTINGALE ASSET MANAGEMENT L P's Holding History (CIK: 0000936944)

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

Q1 2017
Shares 2,555 Value ($000) $310 Avg Close — Range —
Q4 2016
Shares 3,584 Value ($000) $439 Avg Close — Range —
Q3 2016
Shares 5,646 Value ($000) $692 Avg Close — Range —
Q2 2016
Shares 6,964 Value ($000) $814 Avg Close — Range —
Q1 2016
Shares 7,268 Value ($000) $1,012 Avg Close — Range —
Q4 2015
Shares 10,229 Value ($000) $1,952 Avg Close — Range —
Q3 2015
Shares 12,830 Value ($000) $2,007 Avg Close — Range —
Q2 2015
Shares 11,470 Value ($000) $2,074 Avg Close — Range —
Q1 2015
Shares 12,526 Value ($000) $2,171 Avg Close — Range —
Q4 2014
Shares 12,326 Value ($000) $2,281 Avg Close — Range —
Q3 2014
Shares 9,068 Value ($000) $1,504 Avg Close — Range —
Q2 2014
Shares 7,968 Value ($000) $1,245 Avg Close — Range —
Q1 2014
Shares 7,979 Value ($000) $1,214 Avg Close — Range —
Q4 2013
Shares 7,853 Value ($000) $1,044 Avg Close — Range —
Q3 2013
Shares 7,456 Value ($000) $867 Avg Close — Range —
Q2 2013
Shares 11,356 Value ($000) $1,048 Avg Close — Range —