Kaiser Aluminum Corporation Watch

from 8-K 28 pages Kaiser Aluminum Corporation Key Employee Severance Benefit Plan 1

from 10-Q 2 pages Compensation of Directors Effective as of June 11, 2024

from 8-K 26 pages Kaiser Aluminum Corporation 2021 Equity and Incentive Compensation Plan (Amended and Restated Effective June 11, 2024) 1. Purpose. the Purpose of This Plan Is to Permit Award Grants to Non-Employee Directors and Officers, Other Employees and Certain Service Providers of the Company and Its Subsidiaries and to Provide to Such Persons Incentives and Rewards for Service and/or Performance. 2. Definitions. as Used in This Plan: (A) “Appreciation Right” Means a Right Granted Pursuant to Section 5 of This Plan, and Will Include Tandem Appreciation Rights and Free-Standing Appreciation Rights. (B) “Base Price” Means the Price to Be Used as the Basis for Determining the Spread Upon the Exercise of a Free-Standing Appreciation Right or a Tandem Appreciation Right. (C) “Board” Means the Board of Directors of the Company. (D) “Cash Incentive Award” Means a Cash Award Granted Pursuant to Section 8 of This Plan. (E) “Change in Control” Has the Meaning Set Forth in Section 12 of This Plan. (F) “Code” Means the Internal Revenue Code of 1986, as Amended, and the Regulations Thereunder, as Such Law and Regulations May Be Amended From Time to Time. (G) “Committee” Means the Compensation Committee of the Board (Or Its Successor(s)), or Any Other Committee of the Board Designated by the Board to Administer This Plan Pursuant to Section 10 of This Plan. (H) “Common Shares” Means the Shares of Common Stock, Par Value $0.01 Per Share, of the Company or Any Security Into Which Such Common Stock May Be Changed by Reason of Any Transaction or Event of the Type Referred to in Section 11 of This Plan. (I) “Company” Means Kaiser Aluminum Corporation, a Delaware Corporation, and Its Successors

from 10-Q 16 pages Kaiser Aluminum Corporation 2021 Equity and Incentive Compensation Plan Performance Shares Award Agreement You Have Been Selected to Receive a Grant of Performance Shares Pursuant to the Kaiser Aluminum Corporation 2021 Equity and Incentive Compensation Plan (The “Plan”), as Specified Below: Participant: [ ] Date of Grant: [ ] Number of Performance Shares Granted: [ ] End of Performance Period: December 31, 2026

from 10-Q 6 pages Kaiser Aluminum 2024-2026 Long-Term Incentive Plan Performance Shares

from 10-Q 6 pages Kaiser Aluminum 2024 Short-Term Incentive Plan for Key Managers

from 10-Q 15 pages Kaiser Aluminum Corporation 2021 Equity and Incentive Compensation Plan Performance Shares Award Agreement You Have Been Selected to Receive a Grant of Performance Shares Pursuant to the Kaiser Aluminum Corporation 2021 Equity and Incentive Compensation Plan (The “Plan”), as Specified Below: Participant: [ ] Date of Grant: [ ] Number of Performance Shares Granted: [ ] End of Performance Period: December 31, 2025

from 10-Q 6 pages Kaiser Aluminum 2023-2025 Long-Term Incentive Plan Performance Shares

from 10-Q 7 pages Kaiser Aluminum 2023 Short-Term Incentive Plan for Key Managers

from 10-K 15 pages Omnibus Amendment No. 1

from 10-Q 1 page Compensation of Directors Effective as of June 2, 2022

from 8-K 4 pages Kaiser Aluminum 2022-2024 Long-Term Incentive Plan

from 8-K 5 pages Kaiser Aluminum 2022 Short-Term Incentive Plan for Key Managers

from 8-K 11 pages Amended and Restated Director Designation Agreement

from 8-K 18 pages Kaiser Aluminum Corporation 2021 Equity and Incentive Compensation Plan

from 8-K 78 pages Ground Lease Agreement by and Between Warrick Real Estate LLC as Landlord and Alcoa Warrick LLC as Tenant and Solely for Purposes of Sections 2.2, 17 and 33.2 Alcoa Power Generating Inc. and Warrick Newco LLC Dated March 31, 2021

from 8-K 5 pages Kaiser Aluminum 2021-2023 Long-Term Incentive Plan

from 8-K 5 pages Kaiser Aluminum 2021 Short-Term Incentive Plan for Key Managers

from 8-K 13 pages Amended and Restated Severance Agreement

from 8-K 13 pages Amended and Restated Severance Agreement