AMPIO PHARMACEUTICALS INC

CUSIP: 03209T109 Class: COM

PRINCIPAL FINANCIAL GROUP INC's Holding History (CIK: 0001126328)

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

Q1 2022
Shares 36,770 Value ($000) $17 Avg Close — Range —
Q4 2021
Shares 34,357 Value ($000) $20 Avg Close — Range —
Q3 2021
Shares 41,431 Value ($000) $69 Avg Close — Range —
Q2 2021
Shares 30,411 Value ($000) $51 Avg Close — Range —
Q3 2016
Shares 10,032 Value ($000) $7 Avg Close — Range —
Q3 2014
Shares 13,611 Value ($000) $48 Avg Close — Range —
Q1 2014
Shares 15,670 Value ($000) $100 Avg Close — Range —
Q4 2013
Shares 15,735 Value ($000) $112 Avg Close — Range —