KAISER ALUMINUM CORP·4

Jun 5, 5:15 PM ET

Foster David A 4

4 · KAISER ALUMINUM CORP · Filed Jun 5, 2026

Research Summary

AI-generated summary of this filing

Updated

Kaiser Aluminum (KALU) Director David Foster Receives Award

What Happened
David A. Foster, a director of Kaiser Aluminum Corp. (KALU), was granted 786 restricted shares on June 4, 2026. The shares were issued at $0.00 (standard for awards) with a reported acquisition value of $0. This is a compensation-related restricted stock grant, not an open-market purchase or sale.

Key Details

  • Transaction date: 2026-06-04; Form 4 filed: 2026-06-05 (timely filing).
  • Transaction type/code: Award/Grant (A). Price: $0.00. Shares granted: 786. Reported cash value on form: $0.
  • Vesting / restrictions: All restrictions lapse on June 4, 2027 (per footnote).
  • Plan: Granted under the Kaiser Aluminum Corporation 2021 Equity and Incentive Compensation Plan.
  • Shares owned after the transaction: Not specified in the provided data.
  • Filing status: Not marked late.

Context
Restricted stock grants are typically compensation for service and usually vest over time; they are informative about executive/director pay but do not necessarily signal immediate buying or selling intent. This award increases Foster’s potential future stake if the restrictions lapse and the shares vest.

Insider Transaction Report

Form 4
Period: 2026-06-04
Transactions
  • Award

    Common Stock, par value $0.01 per share

    [F1]
    2026-06-04+78624,332 total
Footnotes (1)
  • [F1]Grant to the reporting person of restricted stock under the Kaiser Aluminum Corporation 2021 Equity and Incentive Compensation Plan, as amended and restated. All restrictions will lapse on June 4, 2027.
Signature
/s/ Cherrie I. Tsai, with power of attorney for David A. Foster|2026-06-05

Documents

1 file
  • 4
    ownership.xmlPrimary

    4