Dudediligence.

Kaiser Aluminum Corporation

KALUNASDAQ · Rolling Drawing & Extruding of Nonferrous Metals
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Last 12 months

Sales planned on beside the trades reported on , and whether each names a .

Planned ·

$17.9M

10 notices · 120,277 sh

Jan 3 to Oct 4

Reported ·

$16.7M

10 sales · 0 buys

Oct 2025 to Jun 2026

The two figures cover different periods.

None of the 10 reported sales carry the 10b5-1 box. Together they are 0.65% of the shares on issue.

PLANNED · FORM 144Jan 3 to Oct 4REPORTED · FORM 4Oct 2025 to Jun 2026N2025DJ2026FMAMJJASO2026-04-29: Grimley Richard P., Form 1442026-04-28: West Neal E, Form 1442026-04-27: Iulian Gheorghe, Form 1442026-04-27: Brett Wilcox, Form 1442026-04-27: Keith Harvey, Form 1442026-04-27: Donnan John M, Form 1442026-03-23: Blain Tiffany, Form 1442026-02-23: Blain Tiffany, Form 1442026-02-23: West Neal E, Form 1442026-02-23: Donnan John M, Form 1442025-11-07: Tiffany Blain, sold2026-02-23: West Neal E, sold2026-02-23: DONNAN JOHN MALCOLM, sold2026-04-27: Harvey Keith, sold2026-04-27: Gheorghe Iulian, sold2026-04-27: DONNAN JOHN MALCOLM, sold2026-04-27: Wilcox Brett, sold2026-04-28: West Neal E, sold2026-04-29: Harvey Keith, sold2026-04-29: Grimley Richard P., sold
under a no plan named▼ salesize is dollars

Form 144 notices, newest first

2026-04-29Grimley Richard P., Director$262,615
1,524 shno plan date144 ↗
Form 4, 2026-05-01: sold 1,524 at $171.52 Form 4 ↗
2026-04-28West Neal E, EVP & CFO$866,278
5,000 shno plan date144 ↗
Form 4, 2026-04-29: sold 5,000 at $173.29 Form 4 ↗
2026-04-27Iulian Gheorghe, SVP - Adv Eng & Innovation$30,489
175 shno plan date144 ↗
Form 4, 2026-04-29: sold 175 at $174.22 Form 4 ↗
2026-04-27Brett Wilcox, Board Member$2,625,000
15,000 shno plan date144 ↗
Form 4, 2026-04-29: sold 15,000 at $174.44 Form 4 ↗
2026-04-27Keith Harvey, President & CEO$8,755,600
50,032 shno plan date144 ↗
Form 4, 2026-04-29: sold 47,001 at $175.09 Form 4 ↗
2026-04-27Donnan John M, EVP, CAO and GC$488,807
2,743 shno plan date144 ↗
Form 4, 2026-04-29: sold 2,743 at $178.20 Form 4 ↗
2026-03-23Blain Tiffany, EVP - Sales & Marketing$797,416
7,111 shno plan dateno Form 4 on file144 ↗
2026-02-23Blain Tiffany, EVP - Sales & Marketing$1,874,879
15,231 shno plan dateno Form 4 on file144 ↗
2026-02-23West Neal E, EVP & CFO$608,588
5,000 shno plan date144 ↗
Form 4, 2026-02-25: sold 5,000 at $121.72 Form 4 ↗
2026-02-23Donnan John M, EVP, CAO and GC$1,551,845
18,461 shno plan date144 ↗
Form 4, 2026-02-25: sold 18,461 at $125.08 Form 4 ↗