ARMSTRONG WORLD INDUSTRIES INC — Director's Dealing 2016

Apr 11, 2016

SEC Form 3 — Initial Statement of Beneficial Ownership

Issuer: ARMSTRONG WORLD INDUSTRIES INC (AWI)
CIK: 0000007431
Period of Report: 2016-03-30

Reporting Person: Cookson David S (SVP, North America)

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	17938	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Restricted Stock Units	$		Common Stock (3146)		Direct
Stock Options	$53.87	2024-02-25	Common Stock (6747)		Direct
Stock Options	$51.76	2023-02-20	Common Stock (6320)		Direct
Stock Options	$43.21	2022-02-28	Common Stock (10867)		Direct

Footnotes

F1: Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock under the Issuer's 2011 Long-Term Incentive Plan.

F2: The restricted stock units were granted to the Reporting Person on February 24, 2015 and will vest as follows: (1) 1,573 on the second anniversary of the grant, and (2) 1,573 on the third anniversary of the grant (contingent upon the Reporting Person's employment with the Issuer on the scheduled vesting date, except as provided for under the Issuer's 2011 Long-Term Incentive Plan).

F3: The stock options were granted on February 25, 2014 and 4,498 have vested; the remaining 2,249 unvested stock options will vest and become exercisable on the third anniversary of the grant (contingent upon the Reporting Person's employment with the Issuer on the scheduled vesting date, except as provided for under the Issuer's 2011 Long-Term Incentive Plan).

F4: The stock options were granted on February 20, 2013 and have vested.

F5: The stock options were granted on February 28, 2012 and have vested.