PIONEER ENERGY SVCS CORP

CUSIP: 723664108 Class: COM

Russell Investments Group, Ltd.'s Holding History (CIK: 0001692234)

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

Q1 2017
Shares 47,570 Value ($000) $190 Avg Close — Range —
Q4 2016
Shares 219,032 Value ($000) $1,478 Avg Close — Range —