CMS ENERGY CORP

CUSIP: 125896BD1 Class: CNV

STATE OF WISCONSIN INVESTMENT BOARD's Holding History (CIK: 0000854157)

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

Q4 2013
Shares 1,460,000 Value ($000) $2,884 Avg Close — Range —
Q3 2013
Shares 1,460,000 Value ($000) $2,802 Avg Close — Range —
Q2 2013
Shares 1,460,000 Value ($000) $2,890 Avg Close — Range —