PIONEER SOUTHWST ENRG PRTNR

CUSIP: 72388B106 Class: COMMON STOCK

STATE OF WISCONSIN INVESTMENT BOARD's Holding History (CIK: 0000854157)

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

Q3 2013
Shares 20,000 Value ($000) $885 Avg Close — Range —
Q2 2013
Shares 20,000 Value ($000) $686 Avg Close — Range —