CHESAPEAKE ENERGY CORP

CUSIP: 165167BW6 Class: CNV

WELLINGTON MANAGEMENT GROUP LLP's Holding History (CIK: 0000902219)

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

Q2 2015
Shares 778,000 Value ($000) $771 Avg Close — Range —
Q1 2015
Shares 778,000 Value ($000) $780 Avg Close — Range —
Q4 2014
Shares 778,000 Value ($000) $777 Avg Close — Range —
Q3 2014
Shares 838,000 Value ($000) $849 Avg Close — Range —
Q2 2014
Shares 868,000 Value ($000) $920 Avg Close — Range —
Q1 2014
Shares 868,000 Value ($000) $905 Avg Close — Range —
Q4 2013
Shares 868,000 Value ($000) $908 Avg Close — Range —
Q3 2013
Shares 693,000 Value ($000) $716 Avg Close — Range —
Q2 2013
Shares 693,000 Value ($000) $688 Avg Close — Range —