United States Metals & Mining

Kaiser Aluminum Corp (KALU)

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Over the past 90 days, Kaiser Aluminum Corp experienced significant insider selling, with 13 transactions totaling approximately $13 million in net outflows. Key executives, including the CEO and CFO, were among those selling shares. These transactions occurred as the stock traded near its 52-week high, following a strong performance in the most recent earnings report.
Ticker: KALU Exchange: NSM
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Insider trades have triggered activity signals for Kaiser Aluminum Corp. Upgrade to see score, net flow, insiders and the full signal context.

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Trades
Sale 29 Apr 2026
Value US$4,454,356.36 | Price 49.79 | Shares 78,268 (-23.1%)
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-05-01 2026-04-29 S Sale
2.9
Harvey Keith

President & CEO

Executive Director
78,268 -23.1%
49.79
US$4,454,356 		78,268 -23.1% 49.79 US$4,454,356
2026-05-01 2026-04-29 S Sale
Grimley Richard P.
Non-Executive Director
35,843 +7.2%
297.00
US$3,485,043 		35,843 +7.2% 297.00 US$3,485,043
2026-04-29 2026-04-29 PrS Proposed sale
Grimley Richard P.

Director

Non-Executive Director
87,632
311.22
US$4,282,895 		87,632 311.22 US$4,282,895
2026-04-29 2026-04-28 S Sale
1.4
West Neal E

EVP & CFO

Officer
5,000 -20.8%
173.29
US$866,450 		5,000 -20.8% 173.29 US$866,450
2026-04-28 2026-04-28 PrS Proposed sale
1.4
West Neal E

Officer

Officer
5,000
173.26
US$866,278 		5,000 173.26 US$866,278
2026-04-29 2026-04-27 S Sale
2.2
DONNAN JOHN MALCOLM

EVP, CAO and GC

Officer
2,743 -8.5%
178.20
US$488,807 		2,743 -8.5% 178.20 US$488,807
2026-04-29 2026-04-27 S Sale
Gheorghe Iulian

SVP - Adv Eng & Innovation

Officer
175 -3.8%
174.22
US$30,488 		175 -3.8% 174.22 US$30,488
2026-04-29 2026-04-27 S Sale
2.5
Wilcox Brett
Non-Executive Director
15,000 -60.3%
174.44
US$2,616,600 		15,000 -60.3% 174.44 US$2,616,600
2026-04-29 2026-04-27 S Sale
2.9
Harvey Keith

President & CEO

Executive Director
47,001 -32.6%
175.09
US$8,229,405 		47,001 -32.6% 175.09 US$8,229,405
2026-04-27 2026-04-27 PrS Proposed sale
2.2
Donnan John M

Officer

Officer
2,743
178.20
US$488,807 		2,743 178.20 US$488,807
2026-04-27 2026-04-27 PrS Proposed sale
Iulian Gheorghe

Officer

Officer
175
174.22
US$30,488 		175 174.22 US$30,488
2026-04-27 2026-04-27 PrS Proposed sale
2.9
Keith Harvey

CEO
50,032
175.00
US$8,755,600 		50,032 175.00 US$8,755,600
2026-04-27 2026-04-27 PrS Proposed sale
2.5
Brett Wilcox

Board Member
15,000
175.00
US$2,625,000 		15,000 175.00 US$2,625,000
2026-03-23 2026-03-23 PrS Proposed sale
0.6
Blain Tiffany

Officer

Officer
7,111
112.14
US$797,416 		7,111 112.14 US$797,416
2026-02-25 2026-02-23 S Sale
2.2
DONNAN JOHN MALCOLM

EVP, CAO and GC

Officer
18,461 -45.4%
125.08
US$2,309,024 		18,461 -45.4% 125.08 US$2,309,024
2026-02-25 2026-02-23 S Sale
1.4
West Neal E

EVP & CFO

Officer
5,000 -28.1%
121.72
US$608,600 		5,000 -28.1% 121.72 US$608,600
2026-02-23 2026-02-23 PrS Proposed sale
2.2
Donnan John M

Officer

Officer
18,461
84.06
US$1,551,845 		18,461 84.06 US$1,551,845
2026-02-23 2026-02-23 PrS Proposed sale
0.6
Blain Tiffany

Officer

Officer
15,231
123.10
US$1,874,879 		15,231 123.10 US$1,874,879
2026-02-23 2026-02-23 PrS Proposed sale
1.4
West Neal E

Officer

Officer
5,000
121.72
US$608,588 		5,000 121.72 US$608,588
2025-12-08 2025-12-08 PrS Proposed sale
JASON WALSH

Officer

Officer
12,820
103.36
US$1,325,016 		12,820 103.36 US$1,325,016
2025-11-21 2025-11-21 PrS Proposed sale
2.9
Keith Harvey

CEO
33,000
90.30
US$2,980,040 		33,000 90.30 US$2,980,040
2025-11-21 2025-11-21 PrS Proposed sale
2.9
Keith Harvey

ceo
32,632
90.30
US$2,946,625 		32,632 90.30 US$2,946,625
2025-11-10 2025-11-07 S Sale
0.6
Tiffany Blain

EVP - Sales & Marketing

Officer
8,656 -24.8%
93.92
US$812,997 		8,656 -24.8% 93.92 US$812,997
2025-11-07 2025-11-07 PrS Proposed sale
0.6
BLAIN A TIFFANY

Officer

Officer
8,656
93.92
US$812,997 		8,656 93.92 US$812,997
2024-07-29 2024-07-29 B Purchase
2.9
Harvey Keith

President & CEO

Executive Director
2,536 +2.5%
77.25
US$195,906 		2,536 +2.5% 77.25 US$195,906
2024-07-29 2024-07-29 B Purchase
2.9
Harvey Keith

President & CEO

Executive Director
52 +0.1%
76.25
US$3,965 		52 +0.1% 76.25 US$3,965
2024-05-17 2024-05-15 S Sale
3.9
Parkinson Ray

SVP - AE & Innovation

Officer
3,254 -50.6%
100.53
US$327,125 		3,254 -50.6% 100.53 US$327,125
2024-05-15 2024-05-15 PrS Proposed sale
3.9
Parkinson Ray

Officer

Officer
3,254
100.03
US$325,497 		3,254 100.03 US$325,497
2023-08-04 2023-08-03 S Sale
3.9
Parkinson Ray

SVP - Advanced Engineering

Officer
4,727 -42.4%
79.75
US$376,978 		4,727 -42.4% 79.75 US$376,978
2023-08-03 2023-08-02 PrS Proposed sale
3.9
Parkinson Ray

Officer

Officer
4,727
79.86
US$377,498 		4,727 79.86 US$377,498
2023-06-12 2023-06-12 PrS Proposed sale
3.0
JENNIFER S HUEY

Director

Non-Executive Director
250
69.48
US$17,370 		250 69.48 US$17,370
2023-01-12 2023-01-10 PlS Planned sale
1.4
West Neal E

EVP & CFO

Officer
400 -40.8%
84.47
US$33,788 		400 -40.8% 84.47 US$33,788
2022-12-14 2022-12-12 PlS Planned sale
1.4
West Neal E

EVP & CFO

Officer
400 -29.0%
80.13
US$32,052 		400 -29.0% 80.13 US$32,052
2022-11-14 2022-11-10 PlS Planned sale
1.4
West Neal E

EVP & CFO

Officer
400 -22.5%
86.42
US$34,568 		400 -22.5% 86.42 US$34,568
2022-10-12 2022-10-10 PlS Planned sale
1.4
West Neal E

EVP & CFO

Officer
400 -18.3%
67.85
US$27,140 		400 -18.3% 67.85 US$27,140
2022-09-14 2022-09-12 PlS Planned sale
1.4
West Neal E

EVP & CFO

Officer
400 -15.5%
78.32
US$31,328 		400 -15.5% 78.32 US$31,328
2022-08-12 2022-08-10 PlS Planned sale
1.4
West Neal E

EVP & CFO

Officer
400 -13.4%
73.38
US$29,352 		400 -13.4% 73.38 US$29,352
2022-07-12 2022-07-11 PlS Planned sale
1.4
West Neal E

EVP & CFO

Officer
400 -11.8%
73.52
US$29,408 		400 -11.8% 73.52 US$29,408
2022-06-14 2022-06-10 PlS Planned sale
1.4
West Neal E

EVP & CFO

Officer
400 -10.6%
92.56
US$37,024 		400 -10.6% 92.56 US$37,024
2022-06-08 2022-06-07 S Sale
3.0
Weaver Brant

VP - Strategic Development

Officer
282 -4.6%
102.15
US$28,806 		282 -4.6% 102.15 US$28,806
2022-05-24 2022-05-20 PlS Planned sale
1.4
West Neal E

EVP & CFO

Officer
400 -9.6%
96.96
US$38,784 		400 -9.6% 96.96 US$38,784
2022-05-20 2022-05-18 S Sale
2.7
Miller Del L

VP Treasury, Risk&Procurement

Officer
510 -9.5%
106.50
US$54,315 		510 -9.5% 106.50 US$54,315
2022-05-20 2022-05-18 PlS Planned sale
2.2
HOCKEMA JACK A
Non-Executive Director
400 -1.6%
105.47
US$42,188 		400 -1.6% 105.47 US$42,188
2022-04-25 2022-04-21 PlS Planned sale
2.2
HOCKEMA JACK A
Non-Executive Director
600 -2.4%
105.13
US$63,079 		600 -2.4% 105.13 US$63,079
2022-03-30 2022-03-28 S Sale
2.3
Gerard Leo Wilfred
Non-Executive Director
663 -18.4%
92.48
US$61,316 		663 -18.4% 92.48 US$61,316
2022-03-22 2022-03-18 PlS Planned sale
2.2
HOCKEMA JACK A
Non-Executive Director
750 -2.9%
91.71
US$68,782 		750 -2.9% 91.71 US$68,782
2022-02-11 2022-02-10 PlS Planned sale
1.4
West Neal E

EVP & CFO

Officer
400 -28.2%
96.53
US$38,612 		400 -28.2% 96.53 US$38,612
2022-01-14 2022-01-14 PlS Planned sale
2.2
HOCKEMA JACK A
Non-Executive Director
1,000 -5.5%
105.36
US$105,363 		1,000 -5.5% 105.36 US$105,363
2022-01-12 2022-01-10 PlS Planned sale
1.4
West Neal E

EVP & CFO

Officer
400 -22.0%
100.25
US$40,100 		400 -22.0% 100.25 US$40,100
2021-12-14 2021-12-10 PlS Planned sale
1.4
West Neal E

EVP & CFO

Officer
400 -18.0%
92.94
US$37,176 		400 -18.0% 92.94 US$37,176
2021-11-19 2021-11-18 PlS Planned sale
2.2
HOCKEMA JACK A
Non-Executive Director
750 -3.9%
102.11
US$76,580 		750 -3.9% 102.11 US$76,580
2021-11-12 2021-11-10 PlS Planned sale
1.4
West Neal E

EVP & CFO

Officer
400 -15.3%
106.02
US$42,408 		400 -15.3% 106.02 US$42,408
2021-11-10 2021-11-08 PlS Planned sale
2.9
Harvey Keith

President & CEO

Executive Director
500 -0.8%
110.00
US$55,000 		500 -0.8% 110.00 US$55,000
2021-11-05 2021-11-05 PlS Planned sale
2.9
Harvey Keith

President & CEO

Executive Director
500 -0.8%
105.00
US$52,500 		500 -0.8% 105.00 US$52,500
2021-10-13 2021-10-11 PlS Planned sale
1.4
West Neal E

EVP & CFO

Officer
400 -13.2%
111.44
US$44,576 		400 -13.2% 111.44 US$44,576
2021-10-01 2021-10-01 PlS Planned sale
2.9
Harvey Keith

President & CEO

Executive Director
1,000 -1.6%
109.74
US$109,740 		1,000 -1.6% 109.74 US$109,740
2021-09-14 2021-09-10 PlS Planned sale
1.4
West Neal E

EVP & CFO

Officer
400 -11.7%
119.42
US$47,768 		400 -11.7% 119.42 US$47,768
2021-09-03 2021-09-01 PlS Planned sale
2.9
Harvey Keith

President & CEO

Executive Director
1,000 -1.6%
125.12
US$125,120 		1,000 -1.6% 125.12 US$125,120
2021-06-11 2021-06-10 PlS Planned sale
1.4
West Neal E

EVP & CFO

Officer
400 -8.7%
133.73
US$53,492 		400 -8.7% 133.73 US$53,492
2021-06-11 2021-06-09 S Sale
3.0
Huey Jennifer

VP & Chief Accounting Officer

Officer
160 -6.1%
132.91
US$21,266 		160 -6.1% 132.91 US$21,266
2021-06-04 2021-06-02 S Sale
3.3
OSBORNE ALFRED E JR
Non-Executive Director
2,500 -12.6%
132.95
US$332,362 		2,500 -12.6% 132.95 US$332,362
2021-06-03 2021-06-01 PlS Planned sale
2.9
Harvey Keith

President & CEO

Executive Director
1,000 -1.5%
130.63
US$130,630 		1,000 -1.5% 130.63 US$130,630
2021-05-26 2021-05-24 S Sale
2.2
HOCKEMA JACK A
Non-Executive Director
3,000 -12.0%
125.32
US$375,960 		3,000 -12.0% 125.32 US$375,960
2021-05-20 2021-05-18 S Sale
3.9
Parkinson Ray

SVP - Advanced Engineering

Officer
1,343 -15.5%
130.48
US$175,235 		1,343 -15.5% 130.48 US$175,235
2021-05-12 2021-05-10 PlS Planned sale
1.4
West Neal E

EVP & CFO

Officer
400 -8.0%
137.90
US$55,160 		400 -8.0% 137.90 US$55,160
2021-04-14 2021-04-12 PlS Planned sale
1.4
West Neal E

EVP & CFO

Officer
400 -7.4%
110.43
US$44,172 		400 -7.4% 110.43 US$44,172
2021-04-02 2021-04-01 PlS Planned sale
2.9
Harvey Keith

President & CEO

Executive Director
1,000 -1.5%
110.01
US$110,010 		1,000 -1.5% 110.01 US$110,010
2021-03-16 2021-03-11 S Sale
3.9
Parkinson Ray

SVP - Advanced Engineering

Officer
1,500 -14.7%
124.72
US$187,080 		1,500 -14.7% 124.72 US$187,080
2021-03-12 2021-03-11 S Sale
2.2
DONNAN JOHN MALCOLM

Chief Admin Officer and GC

Officer
6,023 -20.8%
125.50
US$755,886 		6,023 -20.8% 125.50 US$755,886
2021-03-12 2021-03-11 S Sale
2.9
Harvey Keith

President & CEO

Executive Director
10,000 -12.8%
127.00
US$1,270,000 		10,000 -12.8% 127.00 US$1,270,000
2021-03-12 2021-03-10 PlS Planned sale
1.4
West Neal E

EVP & CFO

Officer
400 -11.5%
119.19
US$47,676 		400 -11.5% 119.19 US$47,676
2021-03-09 2021-03-08 S Sale
3.0
Weaver Brant

VP - Strategic Development

Officer
378 -6.7%
115.41
US$43,625 		378 -6.7% 115.41 US$43,625
2021-03-04 2021-03-02 S Sale
1.7
ELLSWORTH MELINDA C

VP IR & Corp. Communications

Officer
1,500 -19.6%
120.96
US$181,440 		1,500 -19.6% 120.96 US$181,440
2021-03-04 2021-03-02 S Sale
2.7
Miller Del L

VP Treasury Risk & Procurement

Officer
1,416 -25.1%
119.34
US$168,985 		1,416 -25.1% 119.34 US$168,985
2021-03-03 2021-03-02 S Sale
2.2
HOCKEMA JACK A
Non-Executive Director
5,000 -23.7%
122.00
US$610,000 		5,000 -23.7% 122.00 US$610,000
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