Sec Form 4 Filing - MCWILLIAMS LARRY S @ Armstrong Flooring, Inc. - 2019-05-13

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 MCWILLIAMS LARRY S 2. Issuer Name and Ticker or Trading Symbol Armstrong Flooring, Inc. [ AFI] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) Interim CEO (Last) (First) (Middle) C/O ARMSTRONG FLOORING, INC., 2500 COLUMBIA AVENUE, P.O. BOX 3025 3. Date of Earliest Transaction (MM/DD/YY) 05/13/2019 (Street) LANCASTER, PA, PA17603 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ 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 ( 1 ) 05/13/2019 A 14,720 ( 2 ) A $ 0 49,283 ( 3 ) D

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 MCWILLIAMS LARRY S C/O ARMSTRONG FLOORING, INC. 2500 COLUMBIA AVENUE, P.O. BOX 3025 LANCASTER, PA, PA17603 X Interim CEO Signatures /s/ Christopher S. Parisi, Attorney-in-Fact 05/14/2019 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Restricted stock units granted under the Issuer's 2016 Long-Term Incentive Plan, as amended and restated. ( 2 )The restricted stock units were granted in connection with the Reporting Person's appointment as Interim CEO of the Issuer. The restricted stock units vest (contingent upon the Reporting Person's continued service as either an employee or member of the Board of Directors of Issuer as of such date) on the earlier of (i) the date of the Issuer's 2020 annual stockholders meeting; (ii) June 4, 2020; (iii) death or total and permanent disability of the Reporting Person; or (iv) the date of any Change in Control of the Issuer (as defined in the Issuer's 2016 Long-Term Incentive Plan, as amended and restated). The grant date fair value of the restricted stock units is calculated under the Financial Accounting Standards Board's Accounting Standards Codification Topic 718 using the closing stock price of the Issuer's common shares on May 13, 2019, which price was $10.87. ( 3 )Includes vested and unvested restricted stock units as well as restricted stock units not yet acquirable by the Reporting Person. Under the terms of the 2016 Directors Stock Unit Plan, vested units under such Plan are not acquirable by the Reporting Person until, at the election of the Reporting Person: (i) the date of the next annual stockholders meeting or (ii) the time of the Director's termination of service. Also includes 22,533 of the Issuer's common shares held by the Reporting Person.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

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