QUINTANA ENERGY SVCS INC

CUSIP: 74875T103 Class: Common Stock

GSA CAPITAL PARTNERS LLP's Holding History (CIK: 0001362033)

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

Q4 2018
Shares 14,800 Value ($000) $51 Avg Close — Range —
Q3 2018
Shares 14,800 Value ($000) $109 Avg Close — Range —
Q2 2018
Shares 14,200 Value ($000) $120 Avg Close — Range —