AIR METHODS CORP

CUSIP: 009128307 Class: COM PAR $.06

COMERICA BANK's Holding History (CIK: 0000901541)

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

Q1 2017
Shares 88,638 Value ($000) $3,810 Avg Close — Range —
Q4 2016
Shares 133,774 Value ($000) $4,669 Avg Close — Range —
Q3 2016
Shares 94,427 Value ($000) $2,899 Avg Close — Range —
Q2 2016
Shares 65,433 Value ($000) $2,124 Avg Close — Range —
Q1 2016
Shares 66,507 Value ($000) $2,604 Avg Close — Range —
Q4 2015
Shares 68,997 Value ($000) $2,614 Avg Close — Range —
Q3 2015
Shares 68,939 Value ($000) $2,350 Avg Close — Range —
Q2 2015
Shares 123,430 Value ($000) $5,102 Avg Close — Range —
Q1 2015
Shares 65,501 Value ($000) $3,052 Avg Close — Range —
Q4 2014
Shares 130,224 Value ($000) $5,734 Avg Close — Range —
Q3 2014
Shares 58,216 Value ($000) $3,234 Avg Close — Range —
Q2 2014
Shares 63,005 Value ($000) $3,254 Avg Close — Range —
Q1 2014
Shares 59,487 Value ($000) $3,178 Avg Close — Range —
Q4 2013
Shares 60,650 Value ($000) $3,533 Avg Close — Range —
Q3 2013
Shares 65,635 Value ($000) $2,793 Avg Close — Range —
Q2 2013
Shares 63,186 Value ($000) $2,140 Avg Close — Range —