POSTROCK ENERGY CORP

CUSIP: 737525105 Class: COM

RENAISSANCE TECHNOLOGIES LLC's Holding History (CIK: 0001037389)

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

Q4 2014
Shares 43,200 Value ($000) $16 Avg Close — Range —
Q3 2014
Shares 21,200 Value ($000) $25 Avg Close — Range —
Q2 2014
Shares 14,500 Value ($000) $22 Avg Close — Range —
Q1 2014
Shares 12,600 Value ($000) $16 Avg Close — Range —
Q4 2013
Shares 15,600 Value ($000) $18 Avg Close — Range —
Q3 2013
Shares 24,400 Value ($000) $32 Avg Close — Range —
Q2 2013
Shares 28,200 Value ($000) $43 Avg Close — Range —