ALEXION PHARMACEUTICALS INC

CUSIP: 015351109 Class: COM

Fayez Sarofim & Co's Holding History (CIK: 0000937729)

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

Q1 2017
Shares 3,075 Value ($000) $373 Avg Close — Range —
Q4 2016
Shares 12,950 Value ($000) $1,584 Avg Close — Range —
Q3 2016
Shares 30,756 Value ($000) $3,769 Avg Close — Range —
Q2 2016
Shares 336,981 Value ($000) $39,481 Avg Close — Range —
Q1 2016
Shares 346,964 Value ($000) $48,581 Avg Close — Range —
Q4 2015
Shares 349,163 Value ($000) $66,120 Avg Close — Range —
Q3 2015
Shares 332,262 Value ($000) $52,091 Avg Close — Range —