CHESAPEAKE ENERGY CORP

CUSIP: 165167BZ9 Class: CORPORATE OBLIG

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

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

Q2 2014
Shares 855,000 Value ($000) $916 Avg Close — Range —
Q1 2014
Shares 1,070,000 Value ($000) $1,089 Avg Close — Range —
Q4 2013
Shares 1,070,000 Value ($000) $1,086 Avg Close — Range —
Q3 2013
Shares 1,070,000 Value ($000) $1,051 Avg Close — Range —
Q2 2013
Shares 1,070,000 Value ($000) $1,008 Avg Close — Range —