PIONEER ENERGY SVCS CORP

CUSIP: 723664108 Class: COM

CIBC Private Wealth Group, LLC's Holding History (CIK: 0001298088)

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

Q2 2018
Shares 300 Value ($000) $2 Avg Close — Range —
Q1 2018
Shares 17,095 Value ($000) $46 Avg Close — Range —
Q4 2017
Shares 1,300 Value ($000) $4 Avg Close — Range —