ALEXION PHARMACEUTICALS INC

CUSIP: 015351109 Class: COM

Spark Investment Management LLC's Holding History (CIK: 0001554871)

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

Q1 2018
Shares 15,800 Value ($000) $1,761 Avg Close — Range —
Q4 2017
Shares 35,600 Value ($000) $4,257 Avg Close — Range —
Q3 2017
Shares 47,500 Value ($000) $6,663 Avg Close — Range —
Q2 2017
Shares 15,900 Value ($000) $1,934 Avg Close — Range —
Q1 2017
Shares 15,900 Value ($000) $1,927 Avg Close — Range —
Q1 2014
Shares 15,500 Value ($000) $2,357 Avg Close — Range —
Q4 2013
Shares 20,300 Value ($000) $2,699 Avg Close — Range —