AIR METHODS CORP

CUSIP: 009128307 Class: COM PAR $.06

Municipal Employees' Retirement System of Michigan's Holding History (CIK: 0001588873)

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

Q1 2017
Shares 7,550 Value ($000) $325 Avg Close — Range —
Q4 2016
Shares 7,790 Value ($000) $248 Avg Close — Range —
Q3 2016
Shares 7,750 Value ($000) $244 Avg Close — Range —
Q2 2016
Shares 7,620 Value ($000) $273 Avg Close — Range —
Q1 2016
Shares 7,310 Value ($000) $265 Avg Close — Range —
Q4 2015
Shares 7,230 Value ($000) $303 Avg Close — Range —
Q3 2015
Shares 7,170 Value ($000) $244 Avg Close — Range —
Q2 2015
Shares 6,810 Value ($000) $282 Avg Close — Range —
Q1 2015
Shares 6,700 Value ($000) $312 Avg Close — Range —
Q4 2014
Shares 9,000 Value ($000) $396 Avg Close — Range —
Q3 2014
Shares 9,000 Value ($000) $500 Avg Close — Range —
Q2 2014
Shares 8,700 Value ($000) $449 Avg Close — Range —
Q1 2014
Shares 8,500 Value ($000) $454 Avg Close — Range —