AERPIO PHARMACEUTICALS INC

CUSIP: 00810B105 Class: COM

CHARLES SCHWAB INVESTMENT MANAGEMENT INC's Holding History (CIK: 0000884546)

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

Q1 2021
Shares 12,835 Value ($000) $17 Avg Close — Range —
Q4 2020
Shares 12,835 Value ($000) $13 Avg Close — Range —
Q3 2020
Shares 12,835 Value ($000) $20 Avg Close — Range —
Q2 2020
Shares 12,835 Value ($000) $17 Avg Close — Range —
Q1 2020
Shares 12,835 Value ($000) $8 Avg Close — Range —
Q4 2019
Shares 12,835 Value ($000) $9 Avg Close — Range —
Q3 2019
Shares 12,835 Value ($000) $9 Avg Close — Range —
Q2 2019
Shares 12,835 Value ($000) $12 Avg Close — Range —
Q1 2019
Shares 12,835 Value ($000) $12 Avg Close — Range —