U S WELL SVCS INC

CUSIP: 91274U101 Class: CLASS A

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM's Holding History (CIK: 0001081019)

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

Q1 2020
Shares 31,011 Value ($000) $9 Avg Close — Range —
Q4 2019
Shares 30,654 Value ($000) $58 Avg Close — Range —
Q3 2019
Shares 30,900 Value ($000) $68 Avg Close — Range —
Q2 2019
Shares 30,900 Value ($000) $149 Avg Close — Range —