Senior Notes

Percentage 7.250%
  IRS Form 8937
Date of Maturity 12/15/2018
Date of Issuance 5/27/2008
Interest Payment Dates 6/15 & 12/15
Convertible? (Conversion Price) No
Optional Redemption? Yes
Optional Redemption Dates make whole call @ T + 50bps at any time prior to maturity
Listed on NYSE? Yes
NYSE Symbol CHK18A
CUSIP- 144A n/a
CUSIP- Registered/Common Code 165167CC9