ALEXION PHARMACEUTICALS INC

CUSIP: 015351109 Class: COM

ARDSLEY ADVISORY PARTNERS LP's Holding History (CIK: 0000900529)

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

Q3 2020
Shares 2,500 Value ($000) $286 Avg Close — Range —
Q3 2019
Shares 2,500 Value ($000) $245 Avg Close — Range —
Q2 2019
Shares 5,000 Value ($000) $653 Avg Close — Range —
Q1 2019
Shares 3,500 Value ($000) $473 Avg Close — Range —
Q3 2018
Shares 114,000 Value ($000) $15,847 Avg Close — Range —
Q2 2018
Shares 127,000 Value ($000) $15,767 Avg Close — Range —
Q1 2018
Shares 147,000 Value ($000) $16,385 Avg Close — Range —
Q4 2017
Shares 184,000 Value ($000) $22,005 Avg Close — Range —
Q3 2017
Shares 171,500 Value ($000) $24,060 Avg Close — Range —
Q2 2017
Shares 176,500 Value ($000) $21,474 Avg Close — Range —
Q1 2017
Shares 2,000 Value ($000) $242 Avg Close — Range —