COMPUWARE CORP

CUSIP: 205638109 Class: COM

STATE OF MICHIGAN RETIREMENT SYSTEM's Holding History (CIK: 0000762152)

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

Q3 2014
Shares 104,400 Value ($000) $1,108 Avg Close — Range —
Q2 2014
Shares 103,500 Value ($000) $1,034 Avg Close — Range —
Q1 2014
Shares 102,700 Value ($000) $1,078 Avg Close — Range —
Q4 2013
Shares 101,400 Value ($000) $1,137 Avg Close — Range —
Q3 2013
Shares 100,000 Value ($000) $1,120 Avg Close — Range —
Q2 2013
Shares 98,200 Value ($000) $1,016 Avg Close — Range —