Latest Period
Q1 2026
Security Snapshot
KAISER ALUMINUM CORP - Common Stock, par value $0.01 per share (KALU) Institutional Ownership
CUSIP: 483007704
13F Institutional Holders and Ownership History from Q1 2014 to Q1 2026
Institutions Reporting
283
Shares (Excl. Options)
15,882,416
Price
$120.51
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- Security type / class
- Equity / Common Stock, par value $0.01 per share
- Symbol
- KALU on Nasdaq
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 15,882,416
- Total 13F value
- $1,914,322,254
- Portfolio coverage rank
- 0%
- Share change
- +115,412
- Value change
- +$15,529,373
- Number of holders
- 283
- Shares outstanding
- 16,231,273
- SEC-reported price per share
- $185.55
- Insider filing price
- $185.55
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- KALU - KAISER ALUMINUM CORP - Common Stock, par value $0.01 per share is tracked under CUSIP 483007704.
- 283 institutions reported positions in Q1 2026.
- 7 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 266 to 283 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $1,816,054,491 to $1,914,322,254.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 283 institutions filings for Q1 2026.
Security key
483007704
Latest holder period
Q1 2026
13F holders
283
13D/G owners
7
CIK / CUSIP context first
Open Q1 2026 holders
KALU full holder history
KAISER ALUMINUM CORP SEC filings
KAISER ALUMINUM CORP company facts
KAISER ALUMINUM CORP insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 483007704:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
7
Security
KALU
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| BlackRock, Inc. | 15% | -8.1% | $289,427,903 | -$22,786,392 | 2,401,692 | -7.3% | BlackRock, Inc. | 31 Mar 2026 |
| STATE STREET CORP | 8.2% | $191,167,817 | 1,332,923 | STATE STREET CORPORATION | 31 Mar 2026 | |||
| VANGUARD PORTFOLIO MANAGEMENT LLC | 8.1% | $158,999,809 | 1,319,391 | Vanguard Portfolio Management | 31 Mar 2026 | |||
| DIMENSIONAL FUND ADVISORS LP | 5% | $50,694,153 | 812,146 | Dimensional Fund Advisors LP | 31 Mar 2025 | |||
| BARROW HANLEY MEWHINNEY & STRAUSS LLC | 4.8% | -12% | $59,629,557 | -$7,714,997 | 772,804 | -11% | BARROW HANLEY MEWHINNEY & STRAUSS LLC | 30 Sep 2025 |
| NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | 4.4% | -20% | $102,427,122 | -$27,795,083 | 714,176 | -21% | NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | 31 Mar 2026 |
| VICTORY CAPITAL MANAGEMENT INC | 2.9% | -48% | $28,199,046 | -$24,730,554 | 451,763 | -47% | Victory Capital Management, Inc. | 31 Dec 2024 |
As of 31 Mar 2026, 283 institutional investors reported holding 15,882,416 shares of KAISER ALUMINUM CORP - Common Stock, par value $0.01 per share (KALU). This represents 98% of the company’s total 16,231,273 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
76%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 18% | 2,842,894 | -5.1% | 0.01% | $342,597,163 |
| STATE STREET CORP | 8.2% | 1,332,923 | +38% | 0.01% | $160,630,551 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 8.1% | 1,308,750 | 0% | 0.01% | $157,717,463 |
| DIMENSIONAL FUND ADVISORS LP | 5% | 818,314 | -1.6% | 0.02% | $98,607,910 |
| NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | 4.4% | 714,176 | -21% | 0.15% | $86,065,000 |
| VANGUARD CAPITAL MANAGEMENT LLC | 4.1% | 669,768 | 0% | 0% | $80,713,742 |
| BARROW HANLEY MEWHINNEY & STRAUSS LLC | 3.3% | 530,671 | -5.9% | 0.21% | $63,951,162 |
| AMERICAN CENTURY COMPANIES INC | 2.9% | 478,796 | -19% | 0.03% | $57,699,735 |
| GEODE CAPITAL MANAGEMENT, LLC | 2.5% | 403,997 | +2.7% | 0% | $48,695,166 |
| WELLINGTON MANAGEMENT GROUP LLP | 2% | 332,112 | -31% | 0.01% | $40,022,817 |
| Fisher Asset Management, LLC | 1.9% | 304,507 | +94% | 0.01% | $36,696,137 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.7% | 280,755 | -3.1% | 0.01% | $33,833,785 |
| Invesco Ltd. | 1.7% | 268,577 | +77% | 0% | $32,366,214 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 1.5% | 248,409 | -8.6% | 0.02% | $29,935,769 |
| SYSTEMATIC FINANCIAL MANAGEMENT LP | 1.5% | 242,995 | -5.9% | 0.67% | $29,283,466 |
| Bank of New York Mellon Corp | 1.2% | 196,686 | -0.84% | 0% | $23,702,646 |
| Tributary Capital Management, LLC | 1.1% | 176,234 | -24% | 2.1% | $21,237,959 |
| BRIGHTLINE CAPITAL MANAGEMENT, LLC | 1.1% | 175,000 | +4.2% | 6.2% | $21,089,250 |
| NORTHERN TRUST CORP | 1.1% | 174,561 | +2.6% | 0% | $21,036,346 |
| MORGAN STANLEY | 1.1% | 172,162 | -18% | 0% | $20,747,400 |
| BANK OF AMERICA CORP /DE/ | 1.1% | 171,369 | +0.89% | 0% | $20,651,679 |
| Nuveen, LLC | 1% | 164,117 | +223% | 0.01% | $19,777,740 |
| GOLDMAN SACHS GROUP INC | 0.95% | 153,986 | -14% | 0% | $18,556,885 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 0.81% | 131,315 | +4.7% | 0.32% | $15,824,771 |
| NFJ INVESTMENT GROUP, LLC | 0.76% | 123,381 | +0.04% | 0.57% | $14,868,644 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
49
Latest
Q1 2026
Rows shown
1-25 of 49
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 15,882,416 | $1,914,322,254 | +$15,529,373 | $120.51 | 283 |
| 2025 Q4 | 15,807,967 | $1,816,054,491 | -$8,316,864 | $114.86 | 266 |
| 2025 Q3 | 15,300,803 | $1,180,729,833 | -$2,861,506 | $77.16 | 208 |
| 2025 Q2 | 15,366,881 | $1,227,758,447 | +$33,060,545 | $79.90 | 195 |
| 2025 Q1 | 15,084,287 | $914,482,866 | -$23,379,479 | $60.62 | 204 |
| 2024 Q4 | 15,461,035 | $1,086,746,696 | -$9,193,367 | $70.27 | 205 |
| 2024 Q3 | 15,559,868 | $1,128,968,948 | -$61,353,650 | $72.52 | 208 |
| 2024 Q2 | 16,195,376 | $1,423,716,655 | +$38,043,643 | $87.90 | 220 |
| 2024 Q1 | 15,761,826 | $1,408,269,481 | -$11,026,005 | $89.36 | 188 |
| 2023 Q4 | 15,896,259 | $1,131,592,790 | -$25,211,811 | $71.19 | 160 |
| 2023 Q3 | 16,210,803 | $1,219,884,171 | -$10,094,284 | $75.26 | 153 |
| 2023 Q2 | 16,341,137 | $1,170,776,878 | +$9,081,786 | $71.64 | 158 |
| 2023 Q1 | 16,210,209 | $1,209,779,227 | +$23,606,379 | $74.63 | 166 |
| 2022 Q4 | 15,966,060 | $1,212,988,769 | -$39,105,805 | $75.96 | 181 |
| 2022 Q3 | 16,532,324 | $1,015,130,731 | +$23,130,834 | $61.35 | 159 |
| 2022 Q2 | 15,979,336 | $1,263,790,381 | +$24,676,826 | $79.09 | 177 |
| 2022 Q1 | 15,718,203 | $1,479,741,774 | +$22,428,469 | $94.16 | 178 |
| 2021 Q4 | 15,479,796 | $1,455,519,159 | -$9,291,124 | $93.94 | 183 |
| 2021 Q3 | 15,542,923 | $1,693,930,230 | -$17,085,886 | $108.96 | 175 |
| 2021 Q2 | 15,782,808 | $1,948,787,980 | +$36,455,525 | $123.49 | 185 |
| 2021 Q1 | 15,569,029 | $1,720,529,622 | -$28,254,537 | $110.50 | 170 |
| 2020 Q4 | 15,882,291 | $1,571,017,412 | +$62,661,843 | $98.90 | 168 |
| 2020 Q3 | 15,388,852 | $824,759,487 | -$19,722,146 | $53.59 | 161 |
| 2020 Q2 | 15,616,876 | $1,149,597,940 | -$12,407,469 | $73.62 | 163 |
| 2020 Q1 | 15,802,969 | $1,094,700,229 | -$20,960,054 | $69.28 | 171 |