PIERIS PHARMACEUTICALS INC

CUSIP: 720795103 Class: COMMON

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

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

Q2 2018
Shares 11,600 Value ($000) $59 Avg Close — Range —
Q1 2018
Shares 11,600 Value ($000) $79 Avg Close — Range —
Q4 2017
Shares 19,250 Value ($000) $145 Avg Close — Range —
Q3 2017
Shares 11,600 Value ($000) $67 Avg Close — Range —
Q2 2017
Shares 11,600 Value ($000) $59 Avg Close — Range —