ALEXION PHARMACEUTICALS INC

CUSIP: 015351109 Class: COM

PDT Partners, LLC's Holding History (CIK: 0001564702)

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

Q4 2020
Shares 12,104 Value ($000) $1,891 Avg Close — Range —
Q3 2020
Shares 55,751 Value ($000) $6,380 Avg Close — Range —
Q2 2020
Shares 67,640 Value ($000) $7,592 Avg Close — Range —
Q1 2020
Shares 109,159 Value ($000) $9,801 Avg Close — Range —
Q4 2019
Shares 84,131 Value ($000) $9,099 Avg Close — Range —
Q2 2019
Shares 79,500 Value ($000) $10,413 Avg Close — Range —
Q1 2019
Shares 79,500 Value ($000) $10,747 Avg Close — Range —
Q4 2018
Shares 79,537 Value ($000) $7,744 Avg Close — Range —
Q3 2018
Shares 79,512 Value ($000) $11,053 Avg Close — Range —
Q3 2015
Shares 60,440 Value ($000) $9,452 Avg Close — Range —
Q1 2015
Shares 60,173 Value ($000) $10,428 Avg Close — Range —
Q4 2014
Shares 4,700 Value ($000) $870 Avg Close — Range —
Q3 2014
Shares 5,700 Value ($000) $945 Avg Close — Range —
Q2 2014
Shares 77,831 Value ($000) $12,161 Avg Close — Range —
Q1 2014
Shares 160,390 Value ($000) $24,400 Avg Close — Range —
Q4 2013
Shares 2,119 Value ($000) $282 Avg Close — Range —
Q3 2013
Shares 22,435 Value ($000) $2,606 Avg Close — Range —
Q2 2013
Shares 113,159 Value ($000) $10,438 Avg Close — Range —