KAISER ALUMINUM CORP
KALU · Rolling Drawing & Extruding of Nonferrous Metals · 16.3M shares · -0%/yr ↓ buyback · EDGAR filings ↗
Net buyback after stock comp: -$4M (gross $12M, SBC $16M)
Reference price $171.52 · est. market cap ~$2.8B — last insider sale, 2026-04-29 (estimated from the dated SEC Form 4 price × shares outstanding — not a live quote)
Grade
B72Specialty aluminum fabricator with defensible niche positions, recovering earnings, and top-quartile ROE, offset by high leverage.
Strengths
- ROE 13.6% (69th pct) and ROA 4.4% (76th pct); revenue up 11.5%, net income up 71% (79th pct)
- High-barrier aero/packaging niches with premium pricing and Kaiser Select differentiation
Risks
- High debt-to-equity 1.28 (84th pct) and low cash ($7M, 18th pct)
- Thin gross margin 13.1% (12th pct); exposed to aerospace/automotive cyclicality and destocking
Notable findings
- Exec changeRecent 8-K item 5.02 8-K ↗
- China exposure(iii) general economic and business conditions, including higher interest rates, the impact of geopolitical factors and governmental and other actions taken in response, tariffs, cyclicality, reshorin
- Insider sellingInsider selling — 9 open-market sale(s) by 6 insider(s) (cluster of 6 insiders, ~$16M, last 6mo) Form 4 ↗
Quarterly revenue
Last 4 quarters · from SEC filings.
Key metrics
Gross margin
13.1%
Operating margin
5.6%
Net margin
3.3%
Return on equity
13.6%
Return on assets
4.4%
ROIC
7.9%
Revenue growth (QoQ)
19.1%
Net-income growth
71.2%
Debt / equity
1.3×
Net debt / EBITDA
3.4×
Current ratio
3.0×
EBITDA
$311M
Tangible book value
$766M
Cash & investments
$7M
Stock comp / revenue
0.5%
Insider transactions · last 18 months
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| 2026-06-04 | arnold michael c | Grant | 786 | — |
| 2026-06-04 | STEBBINS DONALD J | Grant | 786 | — |
| 2026-06-04 | STEBBINS DONALD J | Grant | 631 | $178.10 |
| 2026-06-04 | Wilcox Brett | Grant | 786 | — |
| 2026-06-04 | Wilcox Brett | Grant | 328 | $178.10 |
| 2026-06-04 | HOFFMAN JAMES DONALD | Grant | 786 | — |
| 2026-06-04 | HOFFMAN JAMES DONALD | Grant | 589 | $178.10 |
| 2026-06-04 | Grimley Richard P. | Grant | 786 | — |
| 2026-06-04 | MINOR GLENDA J | Grant | 786 | — |
| 2026-06-04 | MINOR GLENDA J | Grant | 335 | $178.10 |
| 2026-06-04 | Foster David A | Grant | 786 | — |
| 2026-06-04 | Glas Kimberly Thompson | Grant | 786 | — |
| 2026-04-29 | Harvey Keith | Sell | 3.0K | $173.13 |
| 2026-04-29 | Grimley Richard P. | Sell | 1.5K | $171.52 |
| 2026-04-28 | DONNAN JOHN MALCOLM | Gift | 1.5K | — |
| 2026-04-28 | West Neal E | Sell | 5.0K | $173.29 |
| 2026-04-27 | Wilcox Brett | Sell | 15K | $174.44 |
| 2026-04-27 | DONNAN JOHN MALCOLM | Sell | 2.7K | $178.20 |
| 2026-04-27 | Gheorghe Iulian | Sell | 175 | $174.22 |
| 2026-04-27 | Harvey Keith | Sell | 47K | $175.09 |
| 2026-03-05 | West Neal E | Tax withheld | 3.7K | $125.84 |
| 2026-03-05 | Harvey Keith | Grant | 18K | — |
| 2026-03-05 | Harvey Keith | Grant | 48K | — |
| 2026-03-05 | Harvey Keith | Tax withheld | 18K | $125.84 |
| 2026-03-05 | Harvey Keith | Tax withheld | 6.9K | $125.84 |
| 2026-03-05 | Robb Thomas H. | Grant | 3.0K | — |
| 2026-03-05 | Gheorghe Iulian | Grant | 852 | — |
| 2026-03-05 | Gheorghe Iulian | Tax withheld | 216 | $125.84 |
| 2026-03-05 | Narayan Vijai | Grant | 733 | — |
| 2026-03-05 | Narayan Vijai | Tax withheld | 482 | $125.84 |
| 2026-03-05 | Narayan Vijai | Tax withheld | 97 | $125.84 |
| 2026-03-05 | Barger Hugh J. III | Grant | 1.7K | — |
| 2026-03-05 | West Neal E | Grant | 3.9K | — |
| 2026-03-05 | West Neal E | Grant | 12K | — |
| 2026-03-05 | West Neal E | Tax withheld | 1.8K | $125.84 |
| 2026-03-05 | DONNAN JOHN MALCOLM | Grant | 3.7K | — |
| 2026-03-05 | DONNAN JOHN MALCOLM | Grant | 12K | — |
| 2026-03-05 | DONNAN JOHN MALCOLM | Tax withheld | 3.4K | $125.84 |
| 2026-03-05 | DONNAN JOHN MALCOLM | Tax withheld | 1.7K | $125.84 |
| 2026-02-23 | Robb Thomas H. | Grant | 440 | — |
| 2026-02-23 | DONNAN JOHN MALCOLM | Sell | 18K | $125.08 |
| 2026-02-23 | West Neal E | Sell | 5.0K | $121.72 |
| 2026-02-19 | Gheorghe Iulian | Tax withheld | 76 | $127.05 |
| 2025-11-21 | Harvey Keith | Disposition | 33K | $90.34 |
| 2025-11-07 | Narayan Vijai | Tax withheld | 163 | $94.53 |
| 2025-11-07 | Tiffany Blain | Sell | 8.7K | $93.92 |
| 2025-09-18 | HOFFMAN JAMES DONALD | Grant | 1.4K | — |
| 2025-09-18 | HOFFMAN JAMES DONALD | Grant | 1.0K | $77.03 |
| 2025-08-12 | Walsh Jason | Tax withheld | 7.2K | $74.72 |
| 2025-08-12 | Tiffany Blain | Tax withheld | 7.0K | $74.72 |
| 2025-06-10 | STEBBINS DONALD J | Grant | 1.9K | — |
| 2025-06-10 | Williams Kevin W | Grant | 1.9K | — |
| 2025-06-10 | Wilcox Brett | Grant | 1.9K | — |
| 2025-06-10 | Wilcox Brett | Grant | 1.6K | $73.49 |
| 2025-06-10 | MINOR GLENDA J | Grant | 1.9K | — |
| 2025-06-10 | MINOR GLENDA J | Grant | 1.5K | $73.49 |
| 2025-06-10 | Grimley Richard P. | Grant | 1.9K | — |
| 2025-06-10 | MARTIN LAURALEE | Grant | 1.9K | — |
| 2025-06-10 | MARTIN LAURALEE | Grant | 1.6K | $73.49 |
| 2025-06-10 | Foster David A | Grant | 1.9K | — |
| 2025-06-10 | Glas Kimberly Thompson | Grant | 1.9K | — |
| 2025-06-10 | arnold michael c | Grant | 1.9K | — |
| 2025-06-10 | arnold michael c | Grant | 918 | $73.49 |
| 2025-04-30 | West Neal E | Grant | 461 | $63.42 |
| 2025-04-30 | West Neal E | Grant | 39 | $63.51 |
| 2025-03-05 | Tiffany Blain | Grant | 3.3K | — |
| 2025-03-05 | Tiffany Blain | Grant | 973 | — |
| 2025-03-05 | Tiffany Blain | Tax withheld | 298 | $69.00 |
| 2025-03-05 | Tiffany Blain | Tax withheld | 616 | $69.00 |
| 2025-03-05 | DONNAN JOHN MALCOLM | Grant | 6.8K | — |
| 2025-03-05 | DONNAN JOHN MALCOLM | Grant | 2.3K | — |
| 2025-03-05 | DONNAN JOHN MALCOLM | Tax withheld | 614 | $69.00 |
| 2025-03-05 | DONNAN JOHN MALCOLM | Tax withheld | 895 | $69.00 |
| 2025-03-05 | West Neal E | Grant | 7.2K | — |
| 2025-03-05 | West Neal E | Grant | 2.3K | — |
| 2025-03-05 | West Neal E | Tax withheld | 611 | $69.00 |
| 2025-03-05 | West Neal E | Tax withheld | 892 | $69.00 |
| 2025-03-05 | Parkinson Ray | Grant | 3.1K | — |
| 2025-03-05 | Parkinson Ray | Grant | 1.1K | — |
| 2025-03-05 | Parkinson Ray | Tax withheld | 445 | $69.00 |
| 2025-03-05 | Parkinson Ray | Tax withheld | 645 | $69.00 |
| 2025-03-05 | Harvey Keith | Grant | 27K | — |
| 2025-03-05 | Harvey Keith | Grant | 10K | — |
| 2025-03-05 | Harvey Keith | Tax withheld | 2.5K | $69.00 |
| 2025-03-05 | Harvey Keith | Tax withheld | 2.4K | $69.00 |
| 2025-03-05 | Narayan Vijai | Grant | 1.3K | — |
| 2025-03-05 | Walsh Jason | Grant | 4.5K | — |
| 2025-03-05 | Walsh Jason | Grant | 1.0K | — |
| 2025-03-05 | Walsh Jason | Tax withheld | 302 | $69.00 |
| 2025-03-05 | Walsh Jason | Tax withheld | 772 | $69.00 |
| 2025-01-10 | Glas Kimberly Thompson | Grant | 775 | — |
All non-derivative Form 4 activity (SEC), newest first.
Notable events (8-K)
| Date | Items | |
|---|---|---|
| 2026-06-04 | Exec/director changeShareholder voteExhibits | filing ↗ |
| 2026-04-22 | ResultsExhibits | filing ↗ |
| 2026-04-13 | OtherExhibits | filing ↗ |
| 2026-02-18 | ResultsExhibits | filing ↗ |
| 2026-01-13 | OtherExhibits | filing ↗ |
| 2026-01-07 | Exec/director changeExhibits | filing ↗ |
| 2025-12-19 | OtherExhibits | filing ↗ |
| 2025-11-17 | Exec/director changeExhibits | filing ↗ |
Recent filings
| Form | Filed | Period | Accession |
|---|---|---|---|
| 8-K | 2026-06-04 | 2026-06-04 | 0001193125-26-257524 ↗ |
| 10-Q | 2026-04-23 | 2026-03-31 | 0001193125-26-173882 ↗ |
| 8-K | 2026-04-22 | 2026-04-22 | 0001193125-26-170615 ↗ |
| 8-K | 2026-04-13 | 2026-04-13 | 0001193125-26-152982 ↗ |
| 10-K | 2026-02-19 | 2025-12-31 | 0001193125-26-059575 ↗ |
| 8-K | 2026-02-18 | 2026-02-18 | 0001193125-26-057221 ↗ |
| 8-K | 2026-01-13 | 2026-01-13 | 0001193125-26-011824 ↗ |
| 8-K | 2026-01-07 | 2026-01-01 | 0001193125-26-006395 ↗ |
| 8-K | 2025-12-19 | 2025-12-18 | 0001193125-25-325321 ↗ |
| 8-K | 2025-11-17 | 2025-11-14 | 0001193125-25-284711 ↗ |
| 8-K | 2025-11-05 | 2025-11-05 | 0001193125-25-267154 ↗ |
| 8-K | 2025-10-27 | 2025-10-27 | 0001193125-25-250703 ↗ |