AIR METHODS CORP

CUSIP: 009128307 Class: COM PAR $.06

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q1 2017
Shares 3,617 Value ($000) $156 Avg Close — Range —
Q4 2016
Shares 700 Value ($000) $22 Avg Close — Range —