PORTOLA PHARMACEUTICALS INC

CUSIP: 737010108 Class: COM

Atika Capital Management LLC's Holding History (CIK: 0001599731)

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

Q3 2019
Shares 94,000 Value ($000) $2,521 Avg Close — Range —
Q2 2019
Shares 100,000 Value ($000) $2,713 Avg Close — Range —
Q1 2019
Shares 100,000 Value ($000) $3,469 Avg Close — Range —
Q2 2018
Shares 127,000 Value ($000) $4,797 Avg Close — Range —
Q4 2017
Shares 70,000 Value ($000) $3,408 Avg Close — Range —
Q3 2017
Shares 58,000 Value ($000) $3,134 Avg Close — Range —
Q1 2016
Shares 27,500 Value ($000) $561 Avg Close — Range —
Q4 2015
Shares 66,000 Value ($000) $3,396 Avg Close — Range —
Q3 2015
Shares 128,000 Value ($000) $5,456 Avg Close — Range —
Q2 2015
Shares 98,000 Value ($000) $4,464 Avg Close — Range —
Q1 2015
Shares 89,000 Value ($000) $3,379 Avg Close — Range —