PIONEER NAT RES CO

CUSIP: 723787107 Class: COM

HARVARD MANAGEMENT CO INC's Holding History (CIK: 0001082621)

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

Q3 2016
Shares 3,124 Value ($000) $580 Avg Close — Range —
Q2 2016
Shares 3,124 Value ($000) $472 Avg Close — Range —
Q1 2016
Shares 3,124 Value ($000) $440 Avg Close — Range —
Q4 2015
Shares 3,124 Value ($000) $392 Avg Close — Range —
Q2 2015
Shares 32,390 Value ($000) $4,492 Avg Close — Range —
Q1 2015
Shares 27,140 Value ($000) $4,438 Avg Close — Range —
Q3 2014
Shares 47,394 Value ($000) $9,335 Avg Close — Range —