ATLAS ENERGY LP

CUSIP: 04930A104 Class: COM UNITS LP

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

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

Q1 2015
Shares 79,700 Value ($000) $479 Avg Close — Range —
Q4 2014
Shares 231,105 Value ($000) $7,199 Avg Close — Range —
Q3 2014
Shares 145,095 Value ($000) $6,384 Avg Close — Range —
Q2 2014
Shares 212,381 Value ($000) $9,532 Avg Close — Range —
Q1 2014
Shares 138,324 Value ($000) $5,953 Avg Close — Range —
Q4 2013
Shares 87,856 Value ($000) $4,116 Avg Close — Range —
Q3 2013
Shares 5,593 Value ($000) $306 Avg Close — Range —
Q2 2013
Shares 21,707 Value ($000) $1,063 Avg Close — Range —