KAISER ALUMINUM CORP — Director's Dealing 2017

May 1, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: KAISER ALUMINUM CORP (KALU)
CIK: 0000811596
Period of Report: 2017-04-27

Reporting Person: Harvey Keith (President & COO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-04-27	Common Stock, par value $0.01 per share	S	2500	$84.20	Disposed	49567	Direct
2017-04-28	Common Stock, par value $0.01 per share	S	2377	$85	Disposed	47190	Direct

Footnotes

F1: Represents the sale of 2,500 shares in multiple transactions, ranging from $84.00 to $84.50 per share, resulting in a weighted average sale price of $84.20 per share. The reporting person undertake to provide upon request by the SEC staff, the Registrant, or a security holder of the Registrant, full information regarding the number of shares sold at each separate price within the range.

F2: Includes 10,062 shares acquired pursuant to grants of restricted stock units.