Sec Form 4 Filing - New Birch Partners, LP @ Engility Holdings, Inc. - 2019-01-14

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person New Birch Partners, LP 2. Issuer Name and Ticker or Trading Symbol Engility Holdings, Inc. [ EGL] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) C/O KOHLBERG KRAVIS ROBERTS & CO. L.P., 2800 SAND HILL ROAD, SUITE 200 3. Date of Earliest Transaction (MM/DD/YY) 01/14/2019 (Street) MENLO PARK, CA94025 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) _____ Form filed by One Reporting Person __ X __ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock, par value $0.01 per share 01/14/2019 J( 1 ) 17,920,892 D 0 D ( 2 ) ( 3 )

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other New Birch Partners, LP C/O KOHLBERG KRAVIS ROBERTS & CO. L.P. 2800 SAND HILL ROAD, SUITE 200 MENLO PARK, CA94025 X Birch GP, LLC C/O KOHLBERG KRAVIS ROBERTS & CO. L.P. 2800 SAND HILL ROAD, SUITE 200 MENLO PARK, CA94025 X Signatures NEW BIRCH PARTNERS, LP By: Birch GP, LLC, its general partner By: /s/ David Topper Name: David Topper Title: Manager By: /s/ David M. Kerko Name: David M. Kerko Title: Manager 01/16/2019 Signature of Reporting Person Date BIRCH GP, LLC By: /s/ David Topper Name: David Topper Title: Manager By: /s/ David M. Kerko Name: David M. Kerko Title: Manager 01/16/2019 Signature of Reporting Person Date

Explanation of Responses:

( 1 )On January 14, 2019, Science Applications International Corporation ("SAIC") acquired Engility Holdings, Inc. (the "Issuer") pursuant to that certain Agreement and Plan of Merger entered into by and among the Issuer, SAIC and Raptors Merger Sub, Inc., a direct wholly-owned subsidiary of SAIC ("Merger Sub"), dated as of September 9, 2018 (the "Merger Agreement"). In accordance with the Merger Agreement, Merger Sub merged with and into the Issuer, with the Issuer surviving such merger as a wholly-owned subsidiary of SAIC (the "Merger"). ( 2 )Pursuant to the terms of the Merger Agreement, each outstanding share of common stock, par value $0.01 per share, of the Issuer, issued and outstanding immediately prior to the effective time of the Merger (other than shares owned by the Issuer or any of its subsidiaries), automatically converted into the right to receive 0.450 validly issued, fully paid and non-assessable shares of SAIC common stock. ( 3 )Reflects securities held directly by New Birch Partners, LP (f/k/a Birch Partners, LP). Birch GP, LLC was the general partner of New Birch Partners, LP. The members of Birch GP, LLC were KKR 2006 Fund L.P. and General Atlantic Partners 85, L.P. The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, New Birch Partners, LP, Birch GP, LLC, KKR 2006 Fund L.P. or General Atlantic Partners 85, L.P. are the beneficial owners of any securities reported herein, and such persons disclaim beneficial ownership of such securities except to the extent of their pecuniary interest therein.

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