CHESAPEAKE ENERGY CORP

CUSIP: 165167107 Class: COM

BERKSHIRE ASSET MANAGEMENT LLC/PA's Holding History (CIK: 0000949012)

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

Q3 2014
Shares 68,769 Value ($000) $1,581 Avg Close — Range —
Q2 2014
Shares 69,285 Value ($000) $2,153 Avg Close — Range —
Q1 2014
Shares 69,657 Value ($000) $1,785 Avg Close — Range —
Q4 2013
Shares 74,493 Value ($000) $2,022 Avg Close — Range —
Q3 2013
Shares 71,478 Value ($000) $1,850 Avg Close — Range —
Q2 2013
Shares 201,840 Value ($000) $4,113 Avg Close — Range —