ALPHA NATURAL RESOURCES INC

CUSIP: 02076X102 Class: COM

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

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

Q2 2014
Shares 61,100 Value ($000) $227 Avg Close — Range —
Q1 2014
Shares 61,100 Value ($000) $260 Avg Close — Range —
Q4 2013
Shares 60,700 Value ($000) $433 Avg Close — Range —
Q3 2013
Shares 36,400 Value ($000) $217 Avg Close — Range —