AIR METHODS CORP

CUSIP: 00912830 Class: COM PAR $.06

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP's Holding History (CIK: 0001164508)

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

Q4 2013
Shares 9,285 Value ($000) $542 Avg Close — Range —
Q2 2013
Shares 13,785 Value ($000) $467 Avg Close — Range —