ALEXION PHARMACEUTICALS INC

CUSIP: 015351109 Class: COM

Parallax Volatility Advisers, L.P.'s Holding History (CIK: 0001521001)

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

Q2 2021
Shares 19,394 Value ($000) $3,563 Avg Close — Range —
Q1 2021
Shares 26,990 Value ($000) $4,127 Avg Close — Range —
Q4 2020
Shares 14,020 Value ($000) $2,190 Avg Close — Range —
Q3 2020
Shares 1,181 Value ($000) $135 Avg Close — Range —
Q2 2020
Shares 57,557 Value ($000) $6,460 Avg Close — Range —
Q1 2020
Shares 46,972 Value ($000) $4,218 Avg Close — Range —
Q4 2019
Shares 8,880 Value ($000) $960 Avg Close — Range —
Q3 2019
Shares 5,157 Value ($000) $505 Avg Close — Range —
Q4 2018
Shares 18,386 Value ($000) $1,790 Avg Close — Range —
Q1 2018
Shares 635 Value ($000) $71 Avg Close — Range —
Q4 2017
Shares 6,185 Value ($000) $740 Avg Close — Range —
Q3 2015
Shares 6,754 Value ($000) $1,056 Avg Close — Range —
Q2 2015
Shares 11,428 Value ($000) $2,066 Avg Close — Range —
Q4 2014
Shares 2,664 Value ($000) $493 Avg Close — Range —
Q1 2014
Shares 39,789 Value ($000) $6,053 Avg Close — Range —