PIONEER ENERGY SVCS CORP

CUSIP: 723664108 Class: COM

GSA CAPITAL PARTNERS LLP's Holding History (CIK: 0001362033)

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

Q2 2018
Shares 231,117 Value ($000) $1,352 Avg Close — Range —
Q1 2018
Shares 426,117 Value ($000) $1,151 Avg Close — Range —
Q4 2017
Shares 101,529 Value ($000) $310 Avg Close — Range —
Q2 2017
Shares 40,180 Value ($000) $82 Avg Close — Range —
Q1 2017
Shares 250,839 Value ($000) $1,003 Avg Close — Range —
Q4 2016
Shares 223,671 Value ($000) $1,532 Avg Close — Range —
Q3 2016
Shares 108,392 Value ($000) $438 Avg Close — Range —
Q2 2016
Shares 21,580 Value ($000) $99 Avg Close — Range —
Q1 2016
Shares 244,080 Value ($000) $537 Avg Close — Range —
Q4 2015
Shares 261,680 Value ($000) $568 Avg Close — Range —
Q3 2015
Shares 310,880 Value ($000) $653 Avg Close — Range —
Q2 2015
Shares 30,829 Value ($000) $195 Avg Close — Range —
Q1 2015
Shares 70,520 Value ($000) $382 Avg Close — Range —
Q4 2014
Shares 130,904 Value ($000) $725 Avg Close — Range —
Q3 2014
Shares 35,238 Value ($000) $494 Avg Close — Range —
Q2 2014
Shares 64,138 Value ($000) $1,125 Avg Close — Range —
Q1 2014
Shares 33,938 Value ($000) $439 Avg Close — Range —