Company Analysis

Kaiser Aluminum Corporation (KALU)

Nasdaq: KALU · Rolling Drawing & Extruding of Nonferrous Metals · Franklin, TN · filing with the SEC since 1994
Grade4.7
◀ Past 6.0● Present 4.1▶ Future 4.1

Filings

288 filings since 2017 beside 407 insider forms · Large accelerated filer · read from EDGAR on Nov 13, 2026
Due nextLarge accelerated filer
10-K Annual report for the fiscal year ending Dec 31, 2026Large accelerated filers have 60 days after the fiscal year ends. by Mar 1, 2027
10-Q Quarterly report for the quarter ending Mar 31, 2027Large accelerated filers have 40 days after the quarter ends; quarter ends are taken to the month end. by May 10, 2027

A deadline is the latest date the SEC's rules allow for its filer category. It is not a forecast of the day the company files. Last time, the results release (8-K item 2.02) came 21 days after the quarter ended. The proxy statement was last filed Apr 28, 2026.

Filings a yearinsider forms included
8668898156556470
20192020202120222023202420252026

2026 counts to Nov 13, 2026.

Officer or director change (8-K item 5.02): 11 times in the last 36 months, the newest Aug 17, 2026.
Insider forms 407

Insider forms (3, 4, 5 and 144) are counted each year but not listed here; the people and their trades are on the Ownership tab.

FiledFormWhat it is, in plain wordsPeriodAsk
Oct 30, 2026 SCHEDULE 13G/A Large holder update, amended
Oct 22, 2026 10-Q Quarterly report Sep 30, 2026
Oct 21, 2026 8-K items 2.02, 9.01 Results released · Current report
Oct 13, 2026 8-K items 8.01, 9.01 Other event · Current report
Aug 17, 2026 8-K items 5.02, 7.01, 9.01 Officer or director change; Investor disclosure (Regulation FD) · Current report Aug 12, 2026
Jul 31, 2026 SCHEDULE 13G Large holder notice
Jul 23, 2026 10-Q Quarterly report Jun 30, 2026
Jul 22, 2026 8-K items 2.02, 9.01 Results released · Current report
Jul 14, 2026 SCHEDULE 13G/A Large holder update, amended
Jul 13, 2026 8-K items 8.01, 9.01 Other event · Current report
Jun 4, 2026 S-8 Employee stock plan registration
Jun 4, 2026 8-K items 5.02, 5.07, 9.01 Officer or director change; Shareholder vote · Current report
May 27, 2026 SD Conflict minerals report
May 15, 2026 SCHEDULE 13G/A Large holder update, amended
May 12, 2026 SCHEDULE 13G Large holder notice
Apr 29, 2026 SCHEDULE 13G Large holder notice
Apr 28, 2026 DEF 14A Proxy statement Jun 4, 2026
Apr 24, 2026 SCHEDULE 13G/A Large holder update, amended
Apr 23, 2026 10-Q Quarterly report Mar 31, 2026
Apr 22, 2026 8-K items 2.02, 9.01 Results released · Current report
Apr 13, 2026 8-K items 8.01, 9.01 Other event · Current report
Mar 27, 2026 SCHEDULE 13G/A Large holder update, amended
Feb 19, 2026 10-K Annual report Dec 31, 2025
Feb 18, 2026 8-K items 2.02, 9.01 Results released · Current report
Feb 17, 2026 SCHEDULE 13G Large holder notice
Feb 13, 2026 SCHEDULE 13G/A Large holder update, amended
Jan 13, 2026 8-K items 8.01, 9.01 Other event · Current report
Jan 7, 2026 8-K items 5.02, 9.01 Officer or director change · Current report Jan 1, 2026
Dec 19, 2025 8-K items 8.01, 9.01 Other event · Current report Dec 18, 2025
Nov 17, 2025 8-K items 5.02, 9.01 Officer or director change · Current report Nov 14, 2025
Nov 12, 2025 SCHEDULE 13G Large holder notice
Nov 5, 2025 8-K items 1.01, 2.03, 9.01 Major agreement signed; New debt or obligation taken on · Current report
Oct 27, 2025 8-K items 8.01, 9.01 Other event · Current report
Oct 27, 2025 8-K items 8.01, 9.01 Other event · Current report
Oct 23, 2025 10-Q Quarterly report Sep 30, 2025
Oct 22, 2025 8-K items 2.02, 9.01 Results released · Current report
Oct 16, 2025 8-K items 1.01, 2.03, 9.01 Major agreement signed; New debt or obligation taken on · Current report Oct 14, 2025
Oct 14, 2025 8-K items 8.01, 9.01 Other event · Current report
Sep 19, 2025 8-K items 5.02, 9.01 Officer or director change · Current report Sep 18, 2025
Aug 12, 2025 SCHEDULE 13G Large holder notice
40 of 288 shown

Every row opens the filing on EDGAR. The plain words are the site's own for each form and each 8-K item; the complete history, insider forms included, is on EDGAR.

SI Assistanton KALU · research, not advice