AIR TRANSPORT SERVICES GRP I

CUSIP: 00922R105 Class: Common Stock

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

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

Q3 2016
Shares 39,240 Value ($000) $563 Avg Close — Range —
Q2 2016
Shares 39,240 Value ($000) $509 Avg Close — Range —
Q1 2016
Shares 4,740 Value ($000) $73 Avg Close — Range —