PIERIS PHARMACEUTICALS INC

CUSIP: 720795103 Class: COMMON

EcoR1 Capital, LLC's Holding History (CIK: 0001587114)

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

Q1 2020
Shares 264,166 Value ($000) $602 Avg Close — Range —
Q4 2019
Shares 2,535,212 Value ($000) $9,177 Avg Close — Range —