ABRAXAS PETE CORP

CUSIP: 3830106 Class: EQUITY

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q4 2014
Shares 68,311 Value ($000) $201 Avg Close — Range —
Q3 2014
Shares 97,373 Value ($000) $514 Avg Close — Range —
Q2 2014
Shares 82,837 Value ($000) $519 Avg Close — Range —
Q1 2014
Shares 66,124 Value ($000) $262 Avg Close — Range —
Q4 2013
Shares 54,834 Value ($000) $180 Avg Close — Range —
Q3 2013
Shares 35,388 Value ($000) $91 Avg Close — Range —