PIONEER ENERGY SVCS CORP

CUSIP: 723664108 Class: COM

STEPHENS INC /AR/'s Holding History (CIK: 0000757657)

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

Q1 2014
Shares 500 Value ($000) $6 Avg Close — Range —
Q4 2013
Shares 1,200 Value ($000) $10 Avg Close — Range —
Q3 2013
Shares 1,200 Value ($000) $9 Avg Close — Range —
Q2 2013
Shares 1,200 Value ($000) $8 Avg Close — Range —