ATI INC — Director's Dealing 2019

Mar 2, 2019

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ALLEGHENY TECHNOLOGIES INC (ATI)
CIK: 0001018963
Period of Report: 2019-02-27

Reporting Person: Powers Elizabeth C (Senior VP, CHRO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2019-02-27	Common Stock, par value $0.10 per share	A	13843	$29.255	Acquired	67953.8038	Direct
2019-02-28	Common Stock, par value $0.10 per share	M	18571	$28.92	Acquired	86524.8038	Direct
2019-02-28	Common Stock, par value $0.10 per share	F	8447	$28.92	Disposed	78077.8038	Direct

Footnotes

F1: Award of restricted stock units granted on February 27, 2019, which are settled in shares of stock upon vesting. The award vests in three equal annual installments on each of the first three anniversaries of the grant date.

F2: Represents the average of the high and low trading prices for one share of the Issuer's common stock on the New York Stock Exchange on February 27, 2019.

F3: This amount includes 1,693.349759 shares of common stock that Ms. Powers owns in the Company's 401(k) Plan. Fluctuations in 401(k) share amounts reflect the Plan's unit reporting method. Ms. Powers holds approximately 1,422 units, which represent interests in the Company's stock fund.

F4: Settlement of performance-vested restricted stock units that were granted in 2016, the vesting of which was contingent upon the Issuer's achievement of specified performance criteria during the period from January 1, 2016 through December 31, 2018 (the "2016-2018 PSUs"). The Issuer's partial achievement of such performance criteria was certified, and a corresponding portion of the shares underlying the 2016-2018 PSUs became payable, as of February 28, 2019.

F5: Represents the average of the high and low trading prices for one share of the Issuer's common stock on the New York Stock Exchange on February 28, 2019.

F6: Shares withheld for payment of taxes in connection with the February 28, 2019 settlement of the 2016-2018 PSUs.