PIONEER NAT RES CO

CUSIP: 723787107 Class: COM

Zimmer Partners, LP's Holding History (CIK: 0001565854)

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

Q2 2016
Shares 585,570 Value ($000) $88,544 Avg Close — Range —
Q1 2016
Shares 610,570 Value ($000) $85,932 Avg Close — Range —
Q4 2013
Shares 15,000 Value ($000) $2,761 Avg Close — Range —