ALEXION PHARMACEUTICALS INC

CUSIP: 015351109 Class: COM

Thomas J. Herzfeld Advisors, Inc.'s Holding History (CIK: 0001509510)

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

Q3 2017
Shares 88 Value ($000) $12 Avg Close — Range —
Q2 2017
Shares 134 Value ($000) $16 Avg Close — Range —
Q1 2017
Shares 152 Value ($000) $18 Avg Close — Range —
Q4 2016
Shares 152 Value ($000) $19 Avg Close — Range —
Q3 2016
Shares 98 Value ($000) $12 Avg Close — Range —
Q2 2016
Shares 128 Value ($000) $15 Avg Close — Range —
Q1 2016
Shares 128 Value ($000) $18 Avg Close — Range —
Q4 2015
Shares 138 Value ($000) $26 Avg Close — Range —
Q3 2015
Shares 138 Value ($000) $22 Avg Close — Range —
Q2 2015
Shares 123 Value ($000) $22 Avg Close — Range —