ALEXION PHARMACEUTICALS INC

CUSIP: 015351109 Class: COM

Columbia Asset Management's Holding History (CIK: 0001585047)

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

Q1 2019
Shares 821 Value ($000) $111 Avg Close — Range —
Q3 2018
Shares 995 Value ($000) $138 Avg Close — Range —
Q4 2016
Shares 1,780 Value ($000) $218 Avg Close — Range —
Q3 2016
Shares 1,780 Value ($000) $218 Avg Close — Range —
Q2 2016
Shares 1,780 Value ($000) $208 Avg Close — Range —
Q1 2016
Shares 2,530 Value ($000) $352 Avg Close — Range —
Q4 2015
Shares 2,530 Value ($000) $482 Avg Close — Range —
Q3 2015
Shares 2,530 Value ($000) $396 Avg Close — Range —
Q2 2015
Shares 2,530 Value ($000) $457 Avg Close — Range —
Q1 2015
Shares 2,930 Value ($000) $508 Avg Close — Range —
Q4 2014
Shares 2,930 Value ($000) $542 Avg Close — Range —
Q3 2014
Shares 2,930 Value ($000) $486 Avg Close — Range —
Q2 2014
Shares 3,430 Value ($000) $536 Avg Close — Range —
Q1 2014
Shares 3,430 Value ($000) $522 Avg Close — Range —
Q4 2013
Shares 3,730 Value ($000) $496 Avg Close — Range —