QUINTANA ENERGY SVCS INC

CUSIP: 74875T103 Class: Common Stock

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

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

Q1 2019
Shares 9,324 Value ($000) $40 Avg Close — Range —
Q4 2018
Shares 9,324 Value ($000) $32 Avg Close — Range —
Q3 2018
Shares 9,324 Value ($000) $68 Avg Close — Range —
Q2 2018
Shares 9,324 Value ($000) $79 Avg Close — Range —
Q1 2018
Shares 9,324 Value ($000) $91 Avg Close — Range —