SECURITIES AND EXCHANGE COMMISSION
                            Washington, D.C.  20549

                                  SCHEDULE 13D
                    Under the Securities Exchange Act of 1934

                                 Amendment No. 4


                               CONSOL Energy Inc.
            ________________________________________________________
                                (Name of Issuer)


                                  Common Stock
            _______________________________________________________
                        (Title of Class and Securities)

                                   20854P109
            _______________________________________________________

                     (CUSIP Number of Class of Securities)

                               O. Mason Hawkins
                       Chairman of the Board and C.E.O.
                                     and
                             Andrew R. McCarroll
                       Vice President & General Counsel

                      Southeastern Asset Management, Inc.
                        6410 Poplar Avenue, Suite 900
                             Memphis, TN  38119
                               (901) 761-2474
         ___________________________________________________________

         (Name, Address and Telephone Number of Person Authorized to
                     Receive Notices and Communications)


                                December 1, 2016
                  ___________________________________________
                        (Date of Event which Requires
                           Filing of this Statement)


If the filing person has previously filed a statement on Schedule 13G to report
the acquisition which is the subject of this Schedule 13D, and is filing this
Schedule because of Sections 240.13d-1(e), 240.13d-1(f), or 240.13d-1(g), check
the following box: [X]









CUSIP No. 20854P109                                             13D
_____________________________________________________________________________
(1)  NAMES OF REPORTING PERSONS
     Southeastern Asset Management, Inc.      I.D. No. 62-0951781
_____________________________________________________________________________
(2)  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP:
                                              (a)
                                              (b) X
_____________________________________________________________________________
(3)  SEC USE ONLY
_____________________________________________________________________________
(4)  SOURCE OF FUNDS
     00:  Funds of investment advisory clients
_____________________________________________________________________________
(5)  CHECK BOX IF DISCOSURE OF LEGAL PROCEEDINGS IS
     REQUIRED PURSUANT TO ITEMS 2(d) or 2(e)                  [ ]
_____________________________________________________________________________
(6)  CITIZENSHIP OR PLACE OF ORGANIZATION
     Tennessee
_____________________________________________________________________________
                                   : (7) SOLE VOTING POWER
                                   :   (Discretionary Accounts)
NUMBER OF SHARES BENEFICIALLY      :      18,342,548 shares
OWNED BY EACH REPORTING PERSON     __________________________________________
WITH                               : (8) SHARED OR NO VOTING POWER

                                   :      24,277,266 shares (Shared)
                                   :       4,057,100 shares (No Vote)
                                   __________________________________________
                                   : (9) SOLE DISPOSITIVE POWER
                                        (Discretionary Accounts)
                                   :      21,932,648 shares
                                   __________________________________________
                                   : (10) SHARED DISPOSITIVE POWER

                                   :      24,744,266 shares (Shared)
                                   :               0 shares (None)
_____________________________________________________________________________
(11)  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

       46,676,914 shares
_____________________________________________________________________________
(12)  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW 11 EXCLUDES
      CERTAIN SHARES
_____________________________________________________________________________
(13)  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 11
       20.3 %
_____________________________________________________________________________
(14)  TYPE OF REPORTING PERSON
      IA
_____________________________________________________________________________




CUSIP No. 20854P109                                             13D
_____________________________________________________________________________
(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)  SOURCE OF FUNDS
     00:  Funds of investment company shareholders
_____________________________________________________________________________
(5)  CHECK BOX IF DISCLOSURE OF LEGAL PROCEDDINGS IS
     REQUIRED PURSUANT TO ITEMS 2(d) or 2(e)                  [ ]
_____________________________________________________________________________
(6)  CITIZENSHIP OR PLACE OF ORGANIZATION
     Massachusetts
_____________________________________________________________________________
                                   : (7) SOLE VOTING POWER

NUMBER OF SHARES BENEFICIALLY      :    None
OWNED BY EACH REPORTING PERSON     __________________________________________
WITH                               : (8) SHARED VOTING POWER

                                   :    11,536,742 shares (Shared)

                                   __________________________________________
                                   : (9) SOLE DISPOSITIVE POWER

                                   :    None
                                   __________________________________________
                                   : (10) SHARED DISPOSITIVE POWER

                                   :    11,536,742 shares (Shared)

_____________________________________________________________________________
(11)  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

       11,536,742 shares
_____________________________________________________________________________
(12)  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW 11 EXCLUDES
      CERTAIN SHARES
_____________________________________________________________________________
(13)  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 11
       5.0 %
_____________________________________________________________________________
(14)  TYPE OF REPORTING PERSON
      IV
_____________________________________________________________________________


CUSIP No. 20854P109                                        13D
___________________________________________________________________
(1)  NAMES OF REPORTING PERSONS
 	Longleaf Partners Small-Cap Fund	I.D. No. 62-1376170
___________________________________________________________________
(2)  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP:
                                              (a)
                                              (b) X
___________________________________________________________________
(3)  SEC USE ONLY
___________________________________________________________________
(4)  SOURCE OF FUNDS
     OO:  Funds of investment company shareholders
___________________________________________________________________
(5)  CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS
     REQUIRED PURSUANT TO ITEMS 2(d) or 2(e)                 [X]
___________________________________________________________________
(6)  CITIZENSHIP OR PLACE OF ORGANIZATION
     Massachusetts
___________________________________________________________________
                                   : (7) SOLE VOTING POWER
                                   :
NUMBER OF SHARES BENEFICIALLY      :   None
OWNED BY EACH REPORTING PERSON     ________________________________
WITH                               : (8) SHARED VOTING POWER

                                   : 	12,494,200 shares

                                   ________________________________
                                   : (9) SOLE DISPOSITIVE POWER
                                   :
                                   :   None
                                   ________________________________
                                   : (10) SHARED DISPOSITIVE POWER
                                   : 	12,494,200 shares

___________________________________________________________________
(11)  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

      12,494,200 shares
___________________________________________________________________
(12)  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW 11 EXCLUDES
      CERTAIN SHARES
___________________________________________________________________
(13)  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 11
      5.5%
___________________________________________________________________
(14)  TYPE OF REPORTING PERSON
      IV
___________________________________________________________________





CUSIP No.  20854P109                                     13D
_____________________________________________________________________________
(1)  NAMES OF REPORTING PERSONS
     O. Mason Hawkins                         I.D. No. XXX-XX-XXXX
_____________________________________________________________________________
(2)  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP:
                                              (a)
                                              (b) X
_____________________________________________________________________________
(3)  SEC USE ONLY
_____________________________________________________________________________
(4)  SOURCE OF FUNDS
     00:  None
_____________________________________________________________________________
(5)  CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS
     REQUIRED PURSUANT TO ITEMS 2(d) or 2(e)              [ ]
_____________________________________________________________________________
(6)  CITIZENSHIP OR PLACE OF ORGANIZATION
     Citizen of United States
_____________________________________________________________________________

                                   : (7) SOLE VOTING POWER
                                   :   (Discretionary Accounts)
NUMBER OF SHARES BENEFICIALLY      :    None
OWNED BY EACH REPORTING PERSON     __________________________________________
WITH                               : (8) SHARED VOTING POWER

                                   :    None
                                   __________________________________________
                                   : (9) SOLE DISPOSITIVE POWER

                                   :    None
                                   __________________________________________
                                   : (10) SHARED DISPOSITIVE POWER

                                   :    None
_____________________________________________________________________________
(11)  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

       None (See Item 3)
_____________________________________________________________________________
(12)  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW 11 EXCLUDES
      CERTAIN SHARES [ ]
_____________________________________________________________________________
(13)  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 11
      0.0 %
_____________________________________________________________________________
(14)  TYPE OF REPORTING PERSON
      IN
_____________________________________________________________________________



Item 5.  Interest In Securities Of The Issuer

          (a) The aggregate number and percentage of Securities to which this
Schedule 13D relates is 46,676,914 shares of the common stock of the Issuer,
constituting approximately 20.3% of the 229,440,368 shares outstanding.

                          Common       % of outstanding
                          Shares         Common Shares
                           Held
___________________________________________________________________
Voting Authority

Sole:                 18,342,548              8.0%
Shared:               24,277,266*            10.5%
None:                  4,057,100              1.8%

Total                 46,676,914             20.3%

 *Consists of shares owned by Longleaf Partners Fund (11,536,742), Longleaf
Partners Small-Cap Fund (12,494,200) and Longleaf Partners Global Fund
(246,324), each a series of Longleaf Partners Funds Trust, an open-end
management investment company registered under the Investment Company Act of
1940.

Dispositive Authority

Sole:                   21,932,648            9.5%
Shared:                 24,744,266*          10.8%
None:                            0            0.0%

Total                   46,676,914           20.3%

 *Consists of shares owned by Longleaf Partners Fund (11,536,742), Longleaf
Partners Small-Cap Fund (12,494,200), and Longleaf Partners Global Fund
(246,324), each a series of Longleaf Partners Funds Trust, an open-end
management investment company registered under the Investment Company Act of
1940.  Also includes 467,000 shares over which discretion is shared with
Additive Advisory and Capital, LLC, an SEC registered investment adviser.

          (b) Southeastern generally has the sole power to dispose of or to
direct the disposition of the Securities held for discretionary accounts of its
investment clients, and may be granted the sole power to vote or direct the
vote of such Securities; such powers may be retained by or shared with the
respective clients for shared or non-discretionary accounts.  Shares held by
any Series of Longleaf Partners Funds Trust are reported in the "shared"
category.

          (c) Purchase or sale transactions in the Securities during the past
sixty days are disclosed on Schedule II.

          (d) The investment advisory clients of Southeastern have the sole
right to receive and, subject to notice, to withdraw the proceeds from the sale
of the Securities, and the sole power to direct the receipt of dividends from
any of the Securities held for their respective accounts.  Such clients may
also terminate the investment advisory agreements without penalty upon
appropriate notice. Southeastern does not have an economic interest in any of
the Securities reported herein.

          (e) Not applicable.



                            Signatures

After reasonable inquiry and to the best of my knowledge and belief, I certify
that the information set forth in this statement is true, complete and correct.

Dated: December 5, 2016

                              Southeastern Asset Management, Inc.

                              By   /s/ Andrew R. McCarroll
                              _______________________________________________
                              Andrew R. McCarroll
                              Vice President and General Counsel

                              Longleaf Partners Fund
                              Longleaf Partners Small-Cap Fund
                              By: Southeastern Asset Management, Inc.

                              /s/ Andrew R. McCarroll
                              _______________________________________________
                              Andrew R. McCarroll
                              Vice President & General Counsel

                              O. Mason Hawkins, Individually

                                /s/ O. Mason Hawkins
                              _______________________________________________



                      Joint Filing Agreement

In accordance with Rule 13d-1(k) under the Securities Exchange Act
of 1934, the persons or entities named below agree to the joint
filing on behalf of each of them of this Initial Schedule 13D with
respect to the Securities of the Issuer and further agree that this
joint filing agreement be included as an exhibit to this Initial to
Schedule 13D. In evidence thereof, the undersigned hereby execute
this Agreement as of December 5, 2016.

                              Southeastern Asset Management, Inc.

                              By   /s/ Andrew R. McCarroll
                              _______________________________________________
                              Andrew R. McCarroll
                              Vice President and General Counsel

                              Longleaf Partners Fund
                              Longleaf Partners Small-Cap Fund
                              By: Southeastern Asset Management, Inc.
                              /s/ Andrew R. McCarroll
                              _______________________________________________
                              Andrew R. McCarroll
                              Vice President & General Counsel

                              O. Mason Hawkins, Individually

                                /s/ O. Mason Hawkins
                              _______________________________________________




















































                             SCHEDULE II

Transaction Type       Date         # of Shares    Price per Share*

Sale               10/05/16         2,822          19.93
Sale               10/05/16         2,203          19.93
Sale               10/13/16         1,000          19.66
Sale               10/13/16        26,700          19.66
Sale               10/13/16        24,000          19.66
Sale               10/13/16        11,147          19.66
Sale               11/02/16        51,200          16.82
Sale               11/02/16         2,104          16.82
Sale               11/15/16         6,600          18.32
Sale               11/15/16         2,400          18.32
Sale               11/15/16         1,728          18.32
Sale               11/22/16         1,794          19.34
Sale               11/25/16           900          19.60
Sale               11/28/16        11,600          19.63
Sale               11/28/16        54,600          19.63
Sale               11/28/16        23,759          19.63
Sale               11/29/16        11,896          20.07
Sale               11/29/16         1,212          20.07
Sale               12/02/16         8,800          20.56
Sale               12/02/16        10,000          20.56
Sale               12/02/16         2,800          20.56
Sale               12/02/16         1,200          20.56
Sale               12/02/16         1,500          20.56
Sale               12/02/16         2,200          20.56
Sale               12/02/16           700          20.56
Sale               12/02/16         2,400          20.56
Sale               12/02/16         2,000          20.56
Sale               12/02/16         2,000          20.56
Sale               12/02/16         2,600          20.56









Sales by Southeastern clients in the ordinary course of business on the
New York Stock Exchange or through Electronic Communication Networks
(ECNs). Southeastern does not have a "pecuniary interest" as defined by
Securities Exchange Act of 1934 Rule 16a-1 with respect to its client's
holdings and no single client owns over 10% of the Issuer's Securities.
In addition to the above transactions, on December 1, 2016, clients of
Southeastern removed 2,622,468 shares from Southeastern's discretion.


*Exclusive of commissions.


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SCHEDULE 13D - CONSOL Energy Inc. ("Issuer")

10