PIERIS PHARMACEUTICALS INC

CUSIP: 720795103 Class: COMMON

AMERICAN CENTURY COMPANIES INC's Holding History (CIK: 0000748054)

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

Q2 2019
Shares 659,678 Value ($000) $3,100 Avg Close — Range —
Q1 2019
Shares 762,076 Value ($000) $2,553 Avg Close — Range —
Q4 2018
Shares 650,725 Value ($000) $1,731 Avg Close — Range —
Q3 2018
Shares 473,156 Value ($000) $2,650 Avg Close — Range —
Q2 2018
Shares 467,779 Value ($000) $2,372 Avg Close — Range —
Q1 2018
Shares 36,477 Value ($000) $249 Avg Close — Range —