QR ENERGY LP

CUSIP: 74734R108 Class: CMN

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

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

Q3 2014
Shares 30,952 Value ($000) $601 Avg Close — Range —
Q4 2013
Shares 37,962 Value ($000) $650 Avg Close — Range —
Q3 2013
Shares 87,081 Value ($000) $1,418 Avg Close — Range —
Q2 2013
Shares 4,401 Value ($000) $77 Avg Close — Range —