PIONEER NAT RES CO

CUSIP: 723787107 Class: COM

BECK MACK & OLIVER LLC's Holding History (CIK: 0000010742)

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

Q3 2015
Shares 4,750 Value ($000) $578 Avg Close — Range —
Q4 2013
Shares 1,648 Value ($000) $303 Avg Close — Range —