Lauralee E. Martin - 03 Jun 2021 Form 4 Insider Report for KAISER ALUMINUM CORP (KALU)

Role: Director
Signature: /s/ Cherrie I. Tsai, with power of attorney for Lauralee E. Martin
Issuer symbol: KALU
Transactions as of: 03 Jun 2021
Net transactions value: +$79,907
Form type: 4
Filing time: 07 Jun 2021, 17:11:55 UTC
Next filing: 05 May 2022
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	KALU	Common Stock, par value $0.01 per share	Award	$0	+952	+9.6%	$0.000000	10,845	03 Jun 2021	Direct	F1
transaction	KALU	Common Stock, par value $0.01 per share	Award	$79,907	+609	+5.6%	$131.21	11,454	03 Jun 2021	Direct	F2, F3

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Grant to the reporting person of restricted stock under the Kaiser Aluminum Corporation 2021 Equity and Incentive Compensation Plan. All restrictions will lapse on June 3, 2022.
F2	Stock received by the reporting person under the Kaiser Aluminum Corporation 2021 Equity and Incentive Compensation Plan at such person's election in lieu of all or a portion of the reporting person's annual cash retainer for serving as a member of the Board of Directors of Kaiser Aluminum Corporation or chair of a committee of the Board of Directors.
F3	Equal to the average of the closing prices of the Issuer's common stock as reported by the Nasdaq Stock Market, LLC for the twenty trading days prior to June 3, 2021.