KKR & Co. Inc. (Form: SC 13D/A, Received: 09/17/2019 16:34:58)

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13D
Under the Securities and Exchange Act of 1934

(Amendment No. 4)

KKR & Co. Inc.
(Name of Issuer)

Common Stock
(Title of Class of Securities)

48251W104
(CUSIP Number)

Allison Bennington, Esq.
Jason Breeding, Esq.
ValueAct Capital
One Letterman Drive, Building D, Fourth Floor
San Francisco, CA 94129
(415) 362-3700
(Name, address and telephone number of Person
Authorized to Receive Notices and Communications)

September 13, 2019
(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 that is the subject of this Schedule 13D, and is filing this schedule because of 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box [ ].

Note: Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits. See Rule 240.13d-7 for other parties to whom copies are to be sent.

*The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page.

This information required on the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

SCHEDULE 13D

--------------------------                          -------------------------
CUSIP NO. 48251W104                                             Page 2 of 14
-----------------------------------------------------------------------------
1. NAME OF REPORTING PERSON/S.S. OR I.R.S. INDENTIFICATION NO. OF ABOVE
   PERSON (entities only)

   ValueAct Capital Master Fund, L.P.
-----------------------------------------------------------------------------
2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*                  (a) [X]
                                                                      (b) [ ]
-----------------------------------------------------------------------------
3. SEC USE ONLY

-----------------------------------------------------------------------------
4. SOURCE OF FUNDS (See Instructions)*

   WC*
-----------------------------------------------------------------------------
5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
   PURSUANT TO ITEMS 2(d) or 2(e)                                         [ ]
-----------------------------------------------------------------------------
6. CITIZENSHIP OR PLACE OF ORGANIZATION

   British Virgin Islands
-----------------------------------------------------------------------------
                    7.  SOLE VOTING POWER
                        0
   NUMBER OF       ----------------------------------------------------------
   SHARES           8.  SHARED VOTING POWER
   BENEFICIALLY         48,100,000**
   OWNED BY EACH   ----------------------------------------------------------
   PERSON WITH      9.  SOLE DISPOSITIVE POWER
                        0
                   ----------------------------------------------------------
                   10.  SHARED DISPOSITIVE POWER
                        48,100,000**
-----------------------------------------------------------------------------
11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

    48,100,000**
-----------------------------------------------------------------------------
12. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
    CERTAIN SHARES                                                        [ ]
-----------------------------------------------------------------------------
13. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

   8.8%
-----------------------------------------------------------------------------
14. TYPE OF REPORTING PERSON

    PN
-----------------------------------------------------------------------------
*See Item 3
**See Item 2 and 5

SCHEDULE 13D

--------------------------                          -------------------------
CUSIP NO. 48251W104                                             Page 3 of 14
----------------------------------------------------------------------------
1. NAME OF REPORTING PERSON/S.S. OR I.R.S. INDENTIFICATION NO. OF ABOVE
   PERSON (entities only)

   VA Partners I, LLC
-----------------------------------------------------------------------------
2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*                  (a) [X]
                                                                      (b) [ ]
-----------------------------------------------------------------------------
3. SEC USE ONLY

-----------------------------------------------------------------------------
4. SOURCE OF FUNDS*

   00*
-----------------------------------------------------------------------------
5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
   PURSUANT TO ITEMS 2(d) or 2(e)                                         [ ]
-----------------------------------------------------------------------------
6. CITIZENSHIP OR PLACE OF ORGANIZATION

   Delaware
-----------------------------------------------------------------------------
                    7.  SOLE VOTING POWER
                        0
   NUMBER OF       ----------------------------------------------------------
   SHARES           8.  SHARED VOTING POWER
   BENEFICIALLY         48,100,000**
   OWNED BY EACH   ----------------------------------------------------------
   PERSON WITH      9.  SOLE DISPOSITIVE POWER
                        0
                   ----------------------------------------------------------
                   10.  SHARED DISPOSITIVE POWER
                        48,100,000**
-----------------------------------------------------------------------------
11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

    48,100,000**
-----------------------------------------------------------------------------
12. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
    CERTAIN SHARES                                                        [ ]
-----------------------------------------------------------------------------
13. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

    8.8%
-----------------------------------------------------------------------------
14. TYPE OF REPORTING PERSON

    00 (LLC)
-----------------------------------------------------------------------------
*See Item 3
**See Item 2 and 5

SCHEDULE 13D

--------------------------                          -------------------------
CUSIP NO. 48251W104                                             Page 4 of 14
----------------------------------------------------------------------------
1. NAME OF REPORTING PERSON/S.S. OR I.R.S. INDENTIFICATION NO. OF ABOVE
   PERSON (entities only)

   ValueAct Capital Management, L.P.
-----------------------------------------------------------------------------
2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*                  (a) [X]
                                                                      (b) [ ]
-----------------------------------------------------------------------------
3. SEC USE ONLY

-----------------------------------------------------------------------------
4. SOURCE OF FUNDS*

   00*
-----------------------------------------------------------------------------
5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
   PURSUANT TO ITEMS 2(d) or 2(e)                                         [ ]
-----------------------------------------------------------------------------
6. CITIZENSHIP OR PLACE OF ORGANIZATION

   Delaware
-----------------------------------------------------------------------------
                    7.  SOLE VOTING POWER
                        0
   NUMBER OF       ----------------------------------------------------------
   SHARES           8.  SHARED VOTING POWER
   BENEFICIALLY         48,100,000**
   OWNED BY EACH   ----------------------------------------------------------
   PERSON WITH      9.  SOLE DISPOSITIVE POWER
                        0
                   ----------------------------------------------------------
                   10.  SHARED DISPOSITIVE POWER
                        48,100,000**
-----------------------------------------------------------------------------
11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

    48,100,000**
-----------------------------------------------------------------------------
12. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
    CERTAIN SHARES                                                        [ ]
-----------------------------------------------------------------------------
13. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

    8.8%
-----------------------------------------------------------------------------
14. TYPE OF REPORTING PERSON

    PN
-----------------------------------------------------------------------------
*See Item 3
**See Item 2 and 5

SCHEDULE 13D

--------------------------                          -------------------------
CUSIP NO. 48251W104                                             Page 5 of 14
----------------------------------------------------------------------------
1. NAME OF REPORTING PERSON/S.S. OR I.R.S. INDENTIFICATION NO. OF ABOVE
   PERSON (entities only)

   ValueAct Capital Management, LLC
-----------------------------------------------------------------------------
2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*                  (a) [X]
                                                                      (b) [ ]
-----------------------------------------------------------------------------
3. SEC USE ONLY

-----------------------------------------------------------------------------
4. SOURCE OF FUNDS*

   00*
-----------------------------------------------------------------------------
5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
   PURSUANT TO ITEMS 2(d) or 2(e)                                         [ ]
-----------------------------------------------------------------------------
6. CITIZENSHIP OR PLACE OF ORGANIZATION

   Delaware
-----------------------------------------------------------------------------
                    7.  SOLE VOTING POWER
                        0
   NUMBER OF       ----------------------------------------------------------
   SHARES           8.  SHARED VOTING POWER
   BENEFICIALLY         48,100,000**
   OWNED BY EACH   ----------------------------------------------------------
   PERSON WITH      9.  SOLE DISPOSITIVE POWER
                        0
                   ----------------------------------------------------------
                   10.  SHARED DISPOSITIVE POWER
                        48,100,000**
-----------------------------------------------------------------------------
11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

    48,100,000**
-----------------------------------------------------------------------------
12. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
    CERTAIN SHARES                                                        [ ]
-----------------------------------------------------------------------------
13. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

    8.8%
-----------------------------------------------------------------------------
14. TYPE OF REPORTING PERSON

    00 (LLC)
-----------------------------------------------------------------------------
*See Item 3
**See Item 2 and 5

SCHEDULE 13D

--------------------------                          -------------------------
CUSIP NO. 48251W104                                             Page 6 of 14
-----------------------------------------------------------------------------
1. NAME OF REPORTING PERSON/S.S. OR I.R.S. INDENTIFICATION NO. OF ABOVE
   PERSON (entities only)

   ValueAct Holdings, L.P.
---------------------------------------------------------------------------
2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*                  (a) [X]
                                                                      (b) [ ]
-----------------------------------------------------------------------------
3. SEC USE ONLY

---------------------------------------------------------------------------
4. SOURCE OF FUNDS*

   00*
-----------------------------------------------------------------------------
5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
   PURSUANT TO ITEMS 2(d) or 2(e)                                         [ ]
-----------------------------------------------------------------------------
6. CITIZENSHIP OR PLACE OF ORGANIZATION

   Delaware
-----------------------------------------------------------------------------
                    7.  SOLE VOTING POWER
                        0
   NUMBER OF       ----------------------------------------------------------
   SHARES           8.  SHARED VOTING POWER
   BENEFICIALLY         48,100,000**
   OWNED BY EACH   ----------------------------------------------------------
   PERSON WITH      9.  SOLE DISPOSITIVE POWER
                        0
                   ----------------------------------------------------------
                   10.  SHARED DISPOSITIVE POWER
                        48,100,000**
-----------------------------------------------------------------------------
11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

    48,100,000**
-----------------------------------------------------------------------------
12. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
    CERTAIN SHARES                                                        [ ]
-----------------------------------------------------------------------------
13. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

    8.8%
-----------------------------------------------------------------------------
14. TYPE OF REPORTING PERSON

    PN
-----------------------------------------------------------------------------
*See Item 3
**See Items 2 and 5

SCHEDULE 13D

--------------------------                          -------------------------
CUSIP NO. 48251W104                                             Page 7 of 14
-----------------------------------------------------------------------------
1. NAME OF REPORTING PERSON/S.S. OR I.R.S. INDENTIFICATION NO. OF ABOVE
   PERSON (entities only)

   ValueAct Holdings II, L.P.
---------------------------------------------------------------------------
2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*                  (a) [X]
                                                                      (b) [ ]
-----------------------------------------------------------------------------
3. SEC USE ONLY

---------------------------------------------------------------------------
4. SOURCE OF FUNDS*

   00*
-----------------------------------------------------------------------------
5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
   PURSUANT TO ITEMS 2(d) or 2(e)                                         [ ]
-----------------------------------------------------------------------------
6. CITIZENSHIP OR PLACE OF ORGANIZATION

   Delaware
-----------------------------------------------------------------------------
                    7.  SOLE VOTING POWER
                        0
   NUMBER OF       ----------------------------------------------------------
   SHARES           8.  SHARED VOTING POWER
   BENEFICIALLY         48,100,000**
   OWNED BY EACH   ----------------------------------------------------------
   PERSON WITH      9.  SOLE DISPOSITIVE POWER
                        0
                   ----------------------------------------------------------
                   10.  SHARED DISPOSITIVE POWER
                        48,100,000**
-----------------------------------------------------------------------------
11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

    48,100,000**
-----------------------------------------------------------------------------
12. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
    CERTAIN SHARES                                                        [ ]
-----------------------------------------------------------------------------
13. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

    8.8%
-----------------------------------------------------------------------------
14. TYPE OF REPORTING PERSON

    PN
-----------------------------------------------------------------------------
*See Item 3
**See Items 2 and 5

SCHEDULE 13D

--------------------------                          -------------------------
CUSIP NO. 48251W104                                             Page 8 of 14
-----------------------------------------------------------------------------
1. NAME OF REPORTING PERSON/S.S. OR I.R.S. INDENTIFICATION NO. OF ABOVE
   PERSON (entities only)

   ValueAct Holdings GP, LLC
---------------------------------------------------------------------------
2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*                  (a) [X]
                                                                      (b) [ ]
-----------------------------------------------------------------------------
3. SEC USE ONLY

-----------------------------------------------------------------------------
4. SOURCE OF FUNDS*

   00*
-----------------------------------------------------------------------------
5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
   PURSUANT TO ITEMS 2(d) or 2(e)                                        [ ]
-----------------------------------------------------------------------------
6. CITIZENSHIP OR PLACE OF ORGANIZATION

   Delaware
-----------------------------------------------------------------------------
                   7.  SOLE VOTING POWER
                        0
   NUMBER OF       ----------------------------------------------------------
   SHARES          8.  SHARED VOTING POWER
   BENEFICIALLY        48,100,000**
   OWNED BY EACH   ----------------------------------------------------------
   PERSON WITH     9.  SOLE DISPOSITIVE POWER
                        0
                   ----------------------------------------------------------
                   10.  SHARED DISPOSITIVE POWER
                        48,100,000**
-----------------------------------------------------------------------------
11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

    48,100,000**
-----------------------------------------------------------------------------
12. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
    CERTAIN SHARES                                                        [ ]
-----------------------------------------------------------------------------
13. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

    8.8%
-----------------------------------------------------------------------------
14. TYPE OF REPORTING PERSON

    00 (LLC)
-----------------------------------------------------------------------------
*See Item 3
**See Items 2 and 5

SCHEDULE 13D

--------------------------                          -------------------------
CUSIP NO. 48251W104                                             Page 9 of 14
-----------------------------------------------------------------------------

     This Amendment No. 4 supplements the information set forth in the
Schedule 13D filed by the Reporting Persons on August 21, 2017, as amended
from time to time (the initial Schedule 13D and, as amended and supplemented
through the date of this amendment, collectively the "Schedule 13D"). All
capitalized terms contained herein but not otherwise defined shall have the
meanings ascribed to such terms in the Schedule 13D.

     The information set forth in response to each separate Item below shall
be deemed to be a response to all Items where such information is relevant.

Item 1.     Security and Issuer

     This Schedule 13D relates to the Class A common stock (the "Common
Stock") of KKR & Co. Inc., a Delaware corporation (the "Issuer"). The address
of the principal executive offices of the Issuer is 9 West 57th Street, Suite
4200, New York, NY 10019.

Item 2.     Identity and Background

     This statement is filed jointly by (a) ValueAct Capital Master Fund,
L.P. ("ValueAct Master Fund"), (b) VA Partners I, LLC ("VA Partners I"), (c)
ValueAct Capital Management, L.P. ("ValueAct Management L.P."), (d) ValueAct
Capital Management, LLC ("ValueAct Management LLC"), (e) ValueAct Holdings,
L.P. ("ValueAct Holdings"), (f) ValueAct Holdings II, L.P. ("ValueAct
Holdings II"), and (g) ValueAct Holdings GP, LLC ("ValueAct Holdings GP")
(collectively, the "Reporting Persons").

     ValueAct Master Fund is a limited partnership organized under the laws
of the British Virgin Islands. VA Partners I is a Delaware limited liability
company, the principal business of which is to serve as the General Partner
to ValueAct Master Fund. ValueAct Management L.P. is a Delaware limited
partnership which renders management services to ValueAct Master Fund.
ValueAct Management LLC is a Delaware limited liability company, the
principal business of which is to serve as the General Partner to ValueAct
Management L.P. ValueAct Holdings is a Delaware limited partnership and is
the majority owner of the membership interests of VA Partners I. ValueAct
Holdings II is the sole owner of the limited partnership interests of
ValueAct Management L.P. and the membership interests of ValueAct Management
LLC. ValueAct Holdings GP is a Delaware limited liability company, the
principal business of which is to serve as the General Partner to ValueAct
Holdings and ValueAct Holdings II.

     The address of the principal business and principal office of each of
the Reporting Persons is One Letterman Drive, Building D, Fourth Floor, San
Francisco, CA 94129.

     (d) and (e). None of the entities or persons identified in this Item 2
has during the past five years been convicted of any criminal proceeding
(excluding traffic violations or similar misdemeanors), nor been a party to a
civil proceeding of a judicial or administrative body of competent judgment,
decree or final order enjoining future violations of, or prohibiting or
mandating activities subject to, federal or state securities laws or finding
any violation with respect to such laws.

SCHEDULE 13D

--------------------------                          -------------------------
CUSIP NO. 48251W104                                             Page 10 of 14
-----------------------------------------------------------------------------

Item 5.     Interest in Securities of the Issuer

     (a) and (b). Set forth below is the beneficial ownership of shares of
Common Stock of the Issuer for each person named in Item 2. Shares reported
as beneficially owned by ValueAct Master Fund are also reported as
beneficially owned by (i) ValueAct Management L.P. as the manager of each
such investment partnership, (ii) ValueAct Management LLC, as General Partner
of ValueAct Management L.P., (iii) ValueAct Holdings, as the majority owner
of the membership interests of VA Partners I, (iv) ValueAct Holdings II, as
the sole owner of the limited partnership interests of ValueAct Management
L.P. and the membership interests of ValueAct Management LLC, and (v)
ValueAct Holdings GP, as General Partner of ValueAct Holdings and ValueAct
Holdings II. Shares reported as beneficially owned by ValueAct Master Fund
are also reported as beneficially owned by VA Partners I, as General Partner
of ValueAct Master Fund. VA Partners I, ValueAct Management L.P., ValueAct
Management LLC, ValueAct Holdings, ValueAct Holdings II, and ValueAct
Holdings GP also, directly or indirectly, may own interests in one or more
than one of the partnerships from time to time. Unless otherwise indicated
below, by reason of such relationship ValueAct Master Fund is reported as
having shared power to vote or to direct the vote, and shared power to
dispose or direct the disposition of, such shares of Common Stock, with VA
Partners I (only with respect to ValueAct Master Fund), ValueAct Management
L.P., ValueAct Management LLC, ValueAct Holdings, ValueAct Holdings II, and
ValueAct Holdings GP.

     As of the date hereof, the Reporting Persons may be deemed to be the
beneficial owner of 48,100,000 Common Stock, representing approximately 8.8%
of the Issuer's outstanding Common Stock. All percentages set forth in this
Schedule 13D are based upon the Issuer's reported 545,623,520 outstanding
Common Stock as of August 1, 2019 as reported in the Issuer's Form 10-Q for
the quarterly period ended June 30, 2019.

     (c) The following table sets forth all transactions with respect to
shares of Common Stock effected in the previous sixty days to this Schedule
13D by the Reporting Persons or on behalf of the Reporting Persons, inclusive
of any transactions effected through 4:00 p.m., New York City time, on
September 17, 2019. Except as otherwise noted below, all such transactions
were purchases (or sales) of shares of Common Stock effected in the open
market.

Reporting Person         Trade Date    Buy/Sell   Bought/Sold  Price/Share
----------------         ----------    --------    --------    -----------
ValueAct Master Fund     07/24/2019      Sell       400,000      $27.11 (1)
ValueAct Master Fund     07/25/2019      Sell       400,000      $27.28 (2)
ValueAct Master Fund     07/26/2019      Sell       400,000      $27.15 (3)
ValueAct Master Fund     07/29/2019      Sell        70,000      $26.99
ValueAct Master Fund     07/30/2019      Sell        70,973      $27.00
ValueAct Master Fund     07/31/2019      Sell       212,000      $27.06
ValueAct Master Fund     09/06/2019      Sell        47,027      $27.00
ValueAct Master Fund     09/13/2017      Sell     1,000,000      $28.23 (4)

(1)  Weighted-average price at which shares were purchased between the range
     of $27.01 and $27.21 per share.

SCHEDULE 13D

--------------------------                          -------------------------
CUSIP NO. 48251W104                                             Page 11 of 14
-----------------------------------------------------------------------------

(2)  Weighted-average price at which shares were purchased between the range
     of $27.27 and $27.29 per share.
(3)  Weighted-average price at which shares were purchased between the range
     of $27.12 and $27.16 per share.
(4)  Weighted-average price at which shares were purchased between the range
     of $28.16 and $28.45 per share.

       (d) and (e) Not applicable.

Item 6.     Contracts, Arrangements, Understandings or Relationships with
            Respect to Securities of the Issuer

     Other than as described in this Report and as previously reported, the
Reporting Persons have no understandings, arrangements, relationships or
contracts relating to the Issuer's Common Stock which are required to be
described hereunder.

Item 7.     Material to Be Filed as Exhibits

     (1)  Joint Filing Agreement

                                  SIGNATURE

     After reasonable inquiry and to the best of his knowledge and
belief, the undersigned certifies that the information set forth in this
statement is true, complete and correct.

                              POWER OF ATTORNEY

     KNOW ALL PERSONS BY THESE PRESENTS, that each person whose signature
appears below on this Schedule 13D hereby constitutes and appoints Jeffrey W.
Ubben, Bradley E. Singer, G. Mason Morfit and Jason Breeding, and each of
them, with full power to act without the other, his or its true and lawful
attorney-in-fact and agent, with full power of substitution and
resubstitution, for him or it and in his or its name, place and stead, in any
and all capacities (until revoked in writing) to sign any and all amendments
to this Schedule 13D, and to file the same, with all exhibits thereto and
other documents in connection therewith, with the Securities and Exchange
Commission, granting unto said attorneys-in-fact and agents, and each of
them, full power and authority to do and perform each and every act and thing
requisite and necessary fully to all intents and purposes as he or it might
or could do in person, thereby ratifying and confirming all that said
attorneys-in-fact and agents or any of them, or their or his substitute or
substitutes, may lawfully do or cause to be done by virtue hereof.

SCHEDULE 13D

--------------------------                          -------------------------
CUSIP NO. 48251W104                                            Page 12 of 14
-----------------------------------------------------------------------------

                              ValueAct Capital Master Fund, L.P., by
                              VA Partners I, LLC, its General Partner

                              By:     /s/  Bradley E. Singer
                                --------------------------------------
Dated:  September 17, 2019       Bradley E. Singer, Chief Operating Officer


                              VA Partners I, LLC

                              By:    /s/  Bradley E. Singer
                                --------------------------------------
Dated:  September 17, 2019       Bradley E. Singer, Chief Operating Officer


                              ValueAct Capital Management, L.P., by ValueAct
                              Capital Management, LLC its General Partner

                              By:    /s/  Bradley E. Singer
                                --------------------------------------
Dated:  September 17, 2019       Bradley E. Singer, Chief Operating Officer


                              ValueAct Capital Management, LLC

                              By:    /s/  Bradley E. Singer
                                --------------------------------------
Dated:  September 17, 2019       Bradley E. Singer, Chief Operating Officer


                              ValueAct Holdings, L.P., by
                              ValueAct Holdings GP, LLC, its General Partner

                              By:    /s/  Bradley E. Singer
                                --------------------------------------
Dated:  September 17, 2019       Bradley E. Singer, Chief Operating Officer


                              ValueAct Holdings II, L.P., by
                              ValueAct Holdings GP, LLC, its General Partner

                              By:    /s/  Bradley E. Singer
                                --------------------------------------
Dated:  September 17, 2019       Bradley E. Singer, Chief Operating Officer


                              ValueAct Holdings GP, LLC

                              By:    /s/  Bradley E. Singer
                                --------------------------------------
Dated:  September 17, 2019       Bradley E. Singer, Chief Operating Officer

SCHEDULE 13D

--------------------------                          -------------------------
CUSIP NO. 48251W104                                            Page 13 of 14
-----------------------------------------------------------------------------

                                  Exhibit 1
                          JOINT FILING UNDERTAKING

The undersigned parties hereby agree that the Schedule 13D filed herewith
(and any amendments thereto) relating to the Common Stock of the Issuer, is
being filed jointly on behalf of each of them with the Securities and
Exchange Commission pursuant to Section 13(d) of the Securities Exchange Act
of 1934, as amended.

                              ValueAct Capital Master Fund, L.P., by
                              VA Partners I, LLC, its General Partner

                              By:     /s/  Bradley E. Singer
                                --------------------------------------
Dated:  September 17, 2019       Bradley E. Singer, Chief Operating Officer


                              VA Partners I, LLC

                              By:    /s/  Bradley E. Singer
                                --------------------------------------
Dated:  September 17, 2019       Bradley E. Singer, Chief Operating Officer


                              ValueAct Capital Management, L.P., by ValueAct
                              Capital Management, LLC its General Partner

                              By:    /s/  Bradley E. Singer
                                --------------------------------------
Dated:  September 17, 2019       Bradley E. Singer, Chief Operating Officer


                              ValueAct Capital Management, LLC

                              By:    /s/  Bradley E. Singer
                                --------------------------------------
Dated:  September 17, 2019       Bradley E. Singer, Chief Operating Officer


                              ValueAct Holdings, L.P., by
                              ValueAct Holdings GP, LLC, its General Partner

                              By:    /s/  Bradley E. Singer
                                --------------------------------------
Dated:  September 17, 2019       Bradley E. Singer, Chief Operating Officer


                              ValueAct Holdings II, L.P., by
                              ValueAct Holdings GP, LLC, its General Partner

                              By:    /s/  Bradley E. Singer
                                --------------------------------------
Dated:  September 17, 2019       Bradley E. Singer, Chief Operating Officer

SCHEDULE 13D

--------------------------                          -------------------------
CUSIP NO. 48251W104                                            Page 14 of 14
-----------------------------------------------------------------------------

                              ValueAct Holdings GP, LLC

                              By:    /s/  Bradley E. Singer
                                --------------------------------------
Dated:  September 17, 2019       Bradley E. Singer, Chief Operating Officer

No data