Kaiser Aluminum Corp
KALU- Exchange
- Nasdaq
- Industry
- Rolling Drawing & Extruding of Nonferrous Metals
- SEC CIK
- 0000811596
No open-market purchases or sales by Kaiser Aluminum Corp insiders were filed in the last 90 days; 335 institutions reported holding it in 13F filings for Q2 2026, worth $3.21B in total; ARK Invest is the only superinvestor holding it.
Holders of 5% or more of KALU
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Kaiser Aluminum Corp, largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| BlackRock, Inc. | 13G/A | 16.10%2.59M shares | −3.30 ppfrom 19.40% | Feb 5, 20252 filings | Apr 29, 2025 | SEC |
| Nomura Asset Management International Inc. | 13G | 5.60%908.0K shares | New | Feb 17, 20261 filing | Feb 17, 2026 | SEC |
| Dimensional Fund Advisors LP | 13G | 5.00%812.1K shares | New | Apr 15, 20251 filing | Apr 15, 2025 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
11 Schedule 13D and 13G filings on Kaiser Aluminum Corp, newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Mar 27, 202610:18 AM ET | Vanguard Group Inc | 13G/A | 0.00%0 shares | –Below 5% | Mar 13, 2026 | SEC |
| Feb 17, 20263:51 PM ET | Nomura Asset Management International Inc.and 1 other | 13G | 5.60%908.0K shares | New | Dec 31, 2025 | SEC |
| Feb 13, 20266:28 AM ET | Macquarie Group Ltdand 2 others | 13G/A | 0.00%0 shares | –Below 5% | Dec 31, 2025 | SEC |
| Nov 12, 202512:12 PM ET | Barrow Hanley Mewhinney & Strauss LLC | 13G | 4.77%772.8K shares | −0.62 ppfrom 5.39%Below 5% | Sep 30, 2025 | SEC |
| Aug 12, 20251:58 PM ET | Barrow Hanley Mewhinney & Strauss LLC | 13G | 5.39%872.8K shares | +0.50 ppfrom 4.89% | Jun 30, 2025 | SEC |
| Apr 29, 20253:58 PM ET | BlackRock, Inc. | 13G/A | 16.10%2.59M shares | −3.30 ppfrom 19.40% | Mar 31, 2025 | SEC |
| Apr 15, 202512:18 PM ET | Dimensional Fund Advisors LP | 13G | 5.00%812.1K shares | New | Mar 31, 2025 | SEC |
| Feb 14, 202511:15 AM ET | Barrow Hanley Mewhinney & Strauss LLC | 13G | 4.89%786.3K shares | NewBelow 5% | Dec 31, 2024 | SEC |
| Feb 5, 20251:23 PM ET | BlackRock, Inc. | 13G/A | 19.40%3.11M shares | – | Dec 31, 2024 | SEC |
| Jan 27, 20252:53 PM ET | Victory Capital Management Inc | 13G/A | 2.88%451.8K shares | −2.39 ppfrom 5.27%Below 5% | Dec 31, 2024 | SEC |
| Nov 7, 202410:57 AM ET | Victory Capital Management Inc | 13G | 5.27%848.0K shares | New | Sep 30, 2024 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Kaiser Aluminum Corp shares.
No Form 144 notices for Kaiser Aluminum Corp are on file.