NYSE EURONEXT

CUSIP: 629491101 Class: COM

TEACHERS RETIREMENT SYSTEM OF THE STATE OF KENTUCKY's Holding History (CIK: 0000714142)

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

Q3 2013
Shares 42,600 Value ($000) $1,788 Avg Close — Range —
Q2 2013
Shares 45,800 Value ($000) $1,896 Avg Close — Range —