NYSE EURONEXT

CUSIP: 629491101 Class: COM

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

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

Q3 2013
Shares 239,675 Value ($000) $10,062 Avg Close — Range —
Q2 2013
Shares 253,525 Value ($000) $10,496 Avg Close — Range —