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CUSIP: 629491101 Class: COM

Magnetar Financial LLC's Holding History (CIK: 0001352851)

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

Q3 2013
Shares 484,625 Value ($000) $20,345 Avg Close — Range —
Q2 2013
Shares 545,051 Value ($000) $22,565 Avg Close — Range —
Q1 2013
Shares 545,051 Value ($000) $21,061 Avg Close — Range —
Q4 2012
Shares 2,188,818 Value ($000) $69,035 Avg Close — Range —