KALU

Kaiser Aluminum Corp

Insider trading activity for Kaiser Aluminum Corp, straight from SEC Form 4 filings. Net figures below count open-market buys and sales only — grants, option exercises and tax withholding are excluded because they are compensation, not decisions to trade.

Past 3 months

net buying

Bought(0 · 0 insiders): $0
Sold(0 · 0 insiders): $0

Past 6 months

-$13M

net selling

Bought(0 · 0 insiders): $0
Sold(7 · 6 insiders): $13M

Past 12 months

-$16.7M

net selling

Bought(0 · 0 insiders): $0
Sold(10 · 7 insiders): $16.7M

Transaction history

The 65 most recent Form 4 transactions.

Open in screener →

Insider transactions, newest first: date, security, transaction type, size and a link to the filing each row came from.
Date	Insider	Role	Type	Shares	Price	Value	Δ Own	Filing
Jun 4	arnold michael c	Director	AGRANT	786	—	—	+7.4%	Open the original filing on SEC.gov
Jun 4	Stebbins Donald J	Director	AGRANT	631	$178.10	$112.4K	+4.3%	Open the original filing on SEC.gov
Jun 4	Stebbins Donald J	Director	AGRANT	786	—	—	+5.6%	Open the original filing on SEC.gov
Jun 4	Wilcox Brett	Director	AGRANT	328	$178.10	$58.4K	+12.2%	Open the original filing on SEC.gov
Jun 4	Wilcox Brett	Director	AGRANT	786	—	—	+41.3%	Open the original filing on SEC.gov
Jun 4	Minor Glenda J	Director	AGRANT	335	$178.10	$59.7K	+8.0%	Open the original filing on SEC.gov
Jun 4	Minor Glenda J	Director	AGRANT	786	—	—	+23.2%	Open the original filing on SEC.gov
Jun 4	Hoffman James Donald	Director	AGRANT	589	$178.10	$104.9K	+18.6%	Open the original filing on SEC.gov
Jun 4	Hoffman James Donald	Director	AGRANT	786	—	—	+33.0%	Open the original filing on SEC.gov
Jun 4	Grimley Richard P.	Director	AGRANT	786	—	—	+17.2%	Open the original filing on SEC.gov
Jun 4	Glas Kimberly Thompson	Director	AGRANT	786	—	—	+29.3%	Open the original filing on SEC.gov
Jun 4	Foster David A	Director	AGRANT	786	—	—	+3.3%	Open the original filing on SEC.gov
Apr 29	Harvey Keith	President & CEO	SSELL	3,031	$173.13	$524.8K	-3.1%	Open the original filing on SEC.gov
Apr 29	Grimley Richard P.	Director	SSELL	1,524	$171.52	$261.4K	-25.0%	Open the original filing on SEC.gov
Apr 28	West Neal E	EVP & CFO	SSELL	5,000	$173.29	$866.5K	-20.8%	Open the original filing on SEC.gov
Apr 28	Donnan John Malcolm	EVP, CAO and GC	GGIFT	1,500	—	—	-5.1%	Open the original filing on SEC.gov
Apr 27	Wilcox Brett	Director	SSELL	15,000	$174.44	$2.6M	-60.3%	Open the original filing on SEC.gov
Apr 27	Harvey Keith	President & CEO	SSELL	47,001	$175.09	$8.2M	-32.6%	Open the original filing on SEC.gov
Apr 27	Gheorghe Iulian	SVP - Adv Eng &…	SSELL	175	$174.22	$30.5K	-3.8%	Open the original filing on SEC.gov
Apr 27	Donnan John Malcolm	EVP, CAO and GC	SSELL	2,743	$178.20	$488.8K	-8.5%	Open the original filing on SEC.gov
Mar 5	Robb Thomas H.	EVP - Manufacturing	AGRANT	2,954	—	—	+19.8%	Open the original filing on SEC.gov
Mar 5	Narayan Vijai	VP, Corp Ctrl & CAO	FTAX	97	$125.84	$12.2K	-1.3%	Open the original filing on SEC.gov
Mar 5	Narayan Vijai	VP, Corp Ctrl & CAO	FTAX	482	$125.84	$60.7K	-5.9%	Open the original filing on SEC.gov
Mar 5	Narayan Vijai	VP, Corp Ctrl & CAO	AGRANT	733	—	—	+10.0%	Open the original filing on SEC.gov
Mar 5	West Neal E	EVP & CFO	FTAX	1,761	$125.84	$221.6K	-5.6%	Open the original filing on SEC.gov
Mar 5	West Neal E	EVP & CFO	FTAX	3,694	$125.84	$464.9K	-10.5%	Open the original filing on SEC.gov
Mar 5	West Neal E	EVP & CFO	AGRANT	12,296	—	—	+53.8%	Open the original filing on SEC.gov
Mar 5	West Neal E	EVP & CFO	AGRANT	3,905	—	—	+20.6%	Open the original filing on SEC.gov
Mar 5	Harvey Keith	President & CEO	FTAX	6,859	$125.84	$863.1K	-4.5%	Open the original filing on SEC.gov
Mar 5	Harvey Keith	President & CEO	FTAX	17,722	$125.84	$2.2M	-10.5%	Open the original filing on SEC.gov
Mar 5	Harvey Keith	President & CEO	AGRANT	47,895	—	—	+39.6%	Open the original filing on SEC.gov
Mar 5	Harvey Keith	President & CEO	AGRANT	17,795	—	—	+17.2%	Open the original filing on SEC.gov
Mar 5	Gheorghe Iulian	SVP - Adv Eng &…	FTAX	216	$125.84	$27.2K	-4.5%	Open the original filing on SEC.gov
Mar 5	Gheorghe Iulian	SVP - Adv Eng &…	AGRANT	852	—	—	+21.4%	Open the original filing on SEC.gov
Mar 5	Donnan John Malcolm	EVP, CAO and GC	FTAX	1,669	$125.84	$210K	-4.9%	Open the original filing on SEC.gov
Mar 5	Donnan John Malcolm	EVP, CAO and GC	FTAX	3,441	$125.84	$433K	-9.2%	Open the original filing on SEC.gov
Mar 5	Donnan John Malcolm	EVP, CAO and GC	AGRANT	11,649	—	—	+45.0%	Open the original filing on SEC.gov
Mar 5	Donnan John Malcolm	EVP, CAO and GC	AGRANT	3,699	—	—	+16.7%	Open the original filing on SEC.gov
Mar 5	Barger Hugh J. III	EVP - Sales & Marketing	AGRANT	1,686	—	—	+41.9%	Open the original filing on SEC.gov
Feb 23	Robb Thomas H.	EVP - Manufacturing	AGRANT	440	—	—	+3.0%	Open the original filing on SEC.gov
Feb 23	West Neal E	EVP & CFO	SSELL	5,000	$121.72	$608.6K	-28.1%	Open the original filing on SEC.gov
Feb 23	Donnan John Malcolm	EVP, CAO and GC	SSELL	18,461	$125.08	$2.3M	-45.4%	Open the original filing on SEC.gov
Feb 19	Gheorghe Iulian	SVP - Adv Eng &…	FTAX	76	$127.05	$9.7K	-1.9%	Open the original filing on SEC.gov
Nov 21, 2025	Harvey Keith	President & CEO	DTOISS	33,000	$90.34	$3M	-24.2%	Open the original filing on SEC.gov
Nov 7, 2025	Tiffany Blain	EVP - Sales & Marketing	SSELL	8,656	$93.92	$813K	-24.8%	Open the original filing on SEC.gov
Nov 7, 2025	Narayan Vijai	VP, Corp Ctrl & CAO	FTAX	163	$94.53	$15.4K	-2.2%	Open the original filing on SEC.gov
Sep 18, 2025	Hoffman James Donald	Director	AGRANT	1,022	$77.03	$78.7K	+75.0%	Open the original filing on SEC.gov
Sep 18, 2025	Hoffman James Donald	Director	AGRANT	1,363	—	—	—	Open the original filing on SEC.gov
Aug 12, 2025	Walsh Jason	EVP - Manufacturing	FTAX	7,236	$74.72	$540.7K	-14.5%	Open the original filing on SEC.gov
Aug 12, 2025	Tiffany Blain	EVP - Sales & Marketing	FTAX	6,982	$74.72	$521.7K	-16.7%	Open the original filing on SEC.gov
Jun 10, 2025	Stebbins Donald J	Director	AGRANT	1,905	—	—	+15.8%	Open the original filing on SEC.gov
Jun 10, 2025	Williams Kevin W	Director	AGRANT	1,905	—	—	+28.6%	Open the original filing on SEC.gov
Jun 10, 2025	Wilcox Brett	Director	AGRANT	1,592	$73.49	$117K	+19.1%	Open the original filing on SEC.gov
Jun 10, 2025	Wilcox Brett	Director	AGRANT	1,905	—	—	+29.7%	Open the original filing on SEC.gov
Jun 10, 2025	Minor Glenda J	Director	AGRANT	1,490	$73.49	$109.5K	+78.2%	Open the original filing on SEC.gov
Jun 10, 2025	Minor Glenda J	Director	AGRANT	1,905	—	—	—	Open the original filing on SEC.gov
Jun 10, 2025	Martin Lauralee	Director	AGRANT	1,626	$73.49	$119.5K	+24.2%	Open the original filing on SEC.gov
Jun 10, 2025	Martin Lauralee	Director	AGRANT	1,905	—	—	+39.6%	Open the original filing on SEC.gov
Jun 10, 2025	arnold michael c	Director	AGRANT	918	$73.49	$67.5K	+9.4%	Open the original filing on SEC.gov
Jun 10, 2025	arnold michael c	Director	AGRANT	1,905	—	—	+24.3%	Open the original filing on SEC.gov
Jun 10, 2025	Grimley Richard P.	Director	AGRANT	1,905	—	—	+45.4%	Open the original filing on SEC.gov
Jun 10, 2025	Glas Kimberly Thompson	Director	AGRANT	1,905	—	—	+245.8%	Open the original filing on SEC.gov
Jun 10, 2025	Foster David A	Director	AGRANT	1,905	—	—	+8.8%	Open the original filing on SEC.gov
Apr 30, 2025	West Neal E	EVP & CFO	AGRANT	39	$63.51	$2.5K	+0.2%	Open the original filing on SEC.gov
Apr 30, 2025	West Neal E	EVP & CFO	AGRANT	461	$63.42	$29.2K	+2.7%	Open the original filing on SEC.gov

AGRANT—

arnold michael c · DirectorJun 4

786 sh · +7.4% own

AGRANT$112.4K

Stebbins Donald J · DirectorJun 4

631 sh @ $178.10 · +4.3% own

AGRANT—

Stebbins Donald J · DirectorJun 4

786 sh · +5.6% own

AGRANT$58.4K

Wilcox Brett · DirectorJun 4

328 sh @ $178.10 · +12.2% own

AGRANT—

Wilcox Brett · DirectorJun 4

786 sh · +41.3% own

AGRANT$59.7K

Minor Glenda J · DirectorJun 4

335 sh @ $178.10 · +8.0% own

AGRANT—

Minor Glenda J · DirectorJun 4

786 sh · +23.2% own

AGRANT$104.9K

Hoffman James Donald · DirectorJun 4

589 sh @ $178.10 · +18.6% own

AGRANT—

Hoffman James Donald · DirectorJun 4

786 sh · +33.0% own

AGRANT—

Grimley Richard P. · DirectorJun 4

786 sh · +17.2% own

AGRANT—

Glas Kimberly Thompson · DirectorJun 4

786 sh · +29.3% own

AGRANT—

Foster David A · DirectorJun 4

786 sh · +3.3% own

SSELL$524.8K

Harvey Keith · President & CEOApr 29

3,031 sh @ $173.13 · -3.1% own

SSELL$261.4K

Grimley Richard P. · DirectorApr 29

1,524 sh @ $171.52 · -25.0% own

SSELL$866.5K

West Neal E · EVP & CFOApr 28

5,000 sh @ $173.29 · -20.8% own

GGIFT—

Donnan John Malcolm · EVP, CAO and GCApr 28

1,500 sh · -5.1% own

SSELL$2.6M

Wilcox Brett · DirectorApr 27

15,000 sh @ $174.44 · -60.3% own

SSELL$8.2M

Harvey Keith · President & CEOApr 27

47,001 sh @ $175.09 · -32.6% own

SSELL$30.5K

Gheorghe Iulian · SVP - Adv Eng &…Apr 27

175 sh @ $174.22 · -3.8% own

SSELL$488.8K

Donnan John Malcolm · EVP, CAO and GCApr 27

2,743 sh @ $178.20 · -8.5% own

AGRANT—

Robb Thomas H. · EVP - Manufacturin…Mar 5

2,954 sh · +19.8% own

FTAX$12.2K

Narayan Vijai · VP, Corp Ctrl &…Mar 5

97 sh @ $125.84 · -1.3% own

FTAX$60.7K

Narayan Vijai · VP, Corp Ctrl &…Mar 5

482 sh @ $125.84 · -5.9% own

AGRANT—

Narayan Vijai · VP, Corp Ctrl &…Mar 5

733 sh · +10.0% own

FTAX$221.6K

West Neal E · EVP & CFOMar 5

1,761 sh @ $125.84 · -5.6% own

FTAX$464.9K

West Neal E · EVP & CFOMar 5

3,694 sh @ $125.84 · -10.5% own

AGRANT—

West Neal E · EVP & CFOMar 5

12,296 sh · +53.8% own

AGRANT—

West Neal E · EVP & CFOMar 5

3,905 sh · +20.6% own

FTAX$863.1K

Harvey Keith · President & CEOMar 5

6,859 sh @ $125.84 · -4.5% own

FTAX$2.2M

Harvey Keith · President & CEOMar 5

17,722 sh @ $125.84 · -10.5% own

AGRANT—

Harvey Keith · President & CEOMar 5

47,895 sh · +39.6% own

AGRANT—

Harvey Keith · President & CEOMar 5

17,795 sh · +17.2% own

FTAX$27.2K

Gheorghe Iulian · SVP - Adv Eng &…Mar 5

216 sh @ $125.84 · -4.5% own

AGRANT—

Gheorghe Iulian · SVP - Adv Eng &…Mar 5

852 sh · +21.4% own

FTAX$210K

Donnan John Malcolm · EVP, CAO and GCMar 5

1,669 sh @ $125.84 · -4.9% own

FTAX$433K

Donnan John Malcolm · EVP, CAO and GCMar 5

3,441 sh @ $125.84 · -9.2% own

AGRANT—

Donnan John Malcolm · EVP, CAO and GCMar 5

11,649 sh · +45.0% own

AGRANT—

Donnan John Malcolm · EVP, CAO and GCMar 5

3,699 sh · +16.7% own

AGRANT—

Barger Hugh J. III · EVP - Sales &…Mar 5

1,686 sh · +41.9% own

AGRANT—

Robb Thomas H. · EVP - Manufacturin…Feb 23

440 sh · +3.0% own

SSELL$608.6K

West Neal E · EVP & CFOFeb 23

5,000 sh @ $121.72 · -28.1% own

SSELL$2.3M

Donnan John Malcolm · EVP, CAO and GCFeb 23

18,461 sh @ $125.08 · -45.4% own

FTAX$9.7K

Gheorghe Iulian · SVP - Adv Eng &…Feb 19

76 sh @ $127.05 · -1.9% own

DTOISS$3M

Harvey Keith · President & CEONov 21, 2025

33,000 sh @ $90.34 · -24.2% own

SSELL$813K

Tiffany Blain · EVP - Sales &…Nov 7, 2025

8,656 sh @ $93.92 · -24.8% own

FTAX$15.4K

Narayan Vijai · VP, Corp Ctrl &…Nov 7, 2025

163 sh @ $94.53 · -2.2% own

AGRANT$78.7K

Hoffman James Donald · DirectorSep 18, 2025

1,022 sh @ $77.03 · +75.0% own

AGRANT—

Hoffman James Donald · DirectorSep 18, 2025

1,363 sh

FTAX$540.7K

Walsh Jason · EVP - Manufacturin…Aug 12, 2025

7,236 sh @ $74.72 · -14.5% own

FTAX$521.7K

Tiffany Blain · EVP - Sales &…Aug 12, 2025

6,982 sh @ $74.72 · -16.7% own

AGRANT—

Stebbins Donald J · DirectorJun 10, 2025

1,905 sh · +15.8% own

AGRANT—

Williams Kevin W · DirectorJun 10, 2025

1,905 sh · +28.6% own

AGRANT$117K

Wilcox Brett · DirectorJun 10, 2025

1,592 sh @ $73.49 · +19.1% own

AGRANT—

Wilcox Brett · DirectorJun 10, 2025

1,905 sh · +29.7% own

AGRANT$109.5K

Minor Glenda J · DirectorJun 10, 2025

1,490 sh @ $73.49 · +78.2% own

AGRANT—

Minor Glenda J · DirectorJun 10, 2025

1,905 sh

AGRANT$119.5K

Martin Lauralee · DirectorJun 10, 2025

1,626 sh @ $73.49 · +24.2% own

AGRANT—

Martin Lauralee · DirectorJun 10, 2025

1,905 sh · +39.6% own

AGRANT$67.5K

arnold michael c · DirectorJun 10, 2025

918 sh @ $73.49 · +9.4% own

AGRANT—

arnold michael c · DirectorJun 10, 2025

1,905 sh · +24.3% own

AGRANT—

Grimley Richard P. · DirectorJun 10, 2025

1,905 sh · +45.4% own

AGRANT—

Glas Kimberly Thompson · DirectorJun 10, 2025

1,905 sh · +245.8% own

AGRANT—

Foster David A · DirectorJun 10, 2025

1,905 sh · +8.8% own

AGRANT$2.5K

West Neal E · EVP & CFOApr 30, 2025

39 sh @ $63.51 · +0.2% own

AGRANT$29.2K

West Neal E · EVP & CFOApr 30, 2025

461 sh @ $63.42 · +2.7% own

Filing record

How quickly insiders here report their trades. Section 16 allows two business days from the transaction.

All 42 filings we hold were filed within the two-business-day deadline.

Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured · All late filings

Insiders at this company

Everyone who has filed a Form 4 for this issuer.

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