AIR METHODS CORP

CUSIP: 009128307 Class: COM PAR $.06

Walleye Trading LLC's Holding History (CIK: 0001388391)

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

Q1 2017
Shares 3,357 Value ($000) $144 Avg Close — Range —
Q4 2016
Shares 7,021 Value ($000) $224 Avg Close — Range —
Q2 2016
Shares 3,743 Value ($000) $134 Avg Close — Range —
Q4 2015
Shares 1,604 Value ($000) $67 Avg Close — Range —
Q3 2015
Shares 6,084 Value ($000) $207 Avg Close — Range —
Q2 2014
Shares 2,307 Value ($000) $119 Avg Close — Range —
Q4 2013
Shares 4,201 Value ($000) $245 Avg Close — Range —
Q3 2013
Shares 5,097 Value ($000) $217 Avg Close — Range —