Chesapeake Energy Corp (CHK): Mason Hawkins Unloads 8.00 Million Shares

Page 2 of 2 – SEC Filing

13,907,710 shares (shared)
4,531,741 shares (No Vote)
__________________________________________
: (7) SOLE DISPOSITIVE POWER
(Discretionary Accounts)
: 40,032,752 shares
__________________________________________
: (8) SHARED DISPOSITIVE POWER

: 13,907,710 shares (Shared)
0 shares (None)
_____________________________________________________________________________
(9) AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
(Discretionary & Non-discretionary Accounts)

53,940,462 shares
_____________________________________________________________________________
(10) CHECK BOX IF THE AGGREGATE AMOUNT IN ROW 9 EXCLUDES
CERTAIN SHARES
_____________________________________________________________________________
(11) PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
7.6 %
_____________________________________________________________________________
(12) TYPE OF REPORTING PERSON
IA
_____________________________________________________________________________

CUSIP No. 20854P109 13G
_____________________________________________________________________________
(1) NAMES OF REPORTING PERSONS
Longleaf Partners Fund I.D. No. 63-6147721
_____________________________________________________________________________
(2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP:
(a)
(b) X
_____________________________________________________________________________
(3) SEC USE ONLY
_____________________________________________________________________________
(4) CITIZENSHIP OR PLACE OF ORGANIZATION
Citizen of United States
_____________________________________________________________________________
: (5) SOLE VOTING POWER
: (Discretionary Accounts)
NUMBER OF SHARES BENEFICIALLY : None
OWNED BY EACH REPORTING PERSON __________________________________________
WITH : 6) SHARED VOTING POWER

: 12,561,111 shares (Shared)
__________________________________________
: (7) SOLE DISPOSITIVE POWER

: None
__________________________________________
: (8) SHARED DISPOSITIVE POWER

: 12,561,111 shares (Shared)
_____________________________________________________________________________
(9) AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

12,561,111 shares
_____________________________________________________________________________
(10) CHECK BOX IF THE AGGREGATE AMOUNT IN ROW 9 EXCLUDES
CERTAIN SHARES
_____________________________________________________________________________
(11) PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
1.8 %
_____________________________________________________________________________
(12) TYPE OF REPORTING PERSON
IV
_____________________________________________________________________________