Kaiser Aluminum Corp (KALU)

Kaiser Aluminum Corp experienced multiple divestments by key executives and directors during April 2026. Notable sales involved the CEO, CFO, and other senior leadership members. These transactions concluded over three months ago, representing the most recent activity recorded for the firm.
Ticker: KALU Exchange: NSM


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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.

Top insiders
Trades
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
3.0
Harvey Keith President & CEO Executive Director
Transaction date
Sale
Price
49.79
Quantity 78,268 -23.1%
Value US$4,454,356
2.1
Grimley Richard P. Non-Executive Director
Transaction date
Sale
Price
297.00
Quantity 35,843 +7.2%
Value US$3,485,043
2.1
Grimley Richard P. Director Non-Executive Director
Transaction date
Proposed sale
Price
311.22
Quantity 87,632
Value US$4,282,895
1.8
West Neal E EVP & CFO Officer
Transaction date
Sale
Price
173.29
Quantity 5,000 -20.8%
Value US$866,450
1.8
West Neal E Officer Officer
Transaction date
Proposed sale
Price
173.26
Quantity 5,000
Value US$866,278
2.2
DONNAN JOHN MALCOLM EVP, CAO and GC Officer
Transaction date
Sale
Price
178.20
Quantity 2,743 -8.5%
Value US$488,807
2.1
Gheorghe Iulian SVP - Adv Eng & Innovation Officer
Transaction date
Sale
Price
174.22
Quantity 175 -3.8%
Value US$30,488
2.7
Wilcox Brett Non-Executive Director
Transaction date
Sale
Price
174.44
Quantity 15,000 -60.3%
Value US$2,616,600
3.0
Harvey Keith President & CEO Executive Director
Transaction date
Sale
Price
175.09
Quantity 47,001 -32.6%
Value US$8,229,405
2.2
Donnan John M Officer Officer
Transaction date
Proposed sale
Price
178.20
Quantity 2,743
Value US$488,807
2.1
Iulian Gheorghe Officer Officer
Transaction date
Proposed sale
Price
174.22
Quantity 175
Value US$30,488
3.0
Keith Harvey CEO
Transaction date
Proposed sale
Price
175.00
Quantity 50,032
Value US$8,755,600
2.7
Brett Wilcox Board Member
Transaction date
Proposed sale
Price
175.00
Quantity 15,000
Value US$2,625,000
0.6
Blain Tiffany Officer Officer
Transaction date
Proposed sale
Price
112.14
Quantity 7,111
Value US$797,416
2.2
DONNAN JOHN MALCOLM EVP, CAO and GC Officer
Transaction date
Sale
Price
125.08
Quantity 18,461 -45.4%
Value US$2,309,024
1.8
West Neal E EVP & CFO Officer
Transaction date
Sale
Price
121.72
Quantity 5,000 -28.1%
Value US$608,600
2.2
Donnan John M Officer Officer
Transaction date
Proposed sale
Price
84.06
Quantity 18,461
Value US$1,551,845
0.6
Blain Tiffany Officer Officer
Transaction date
Proposed sale
Price
123.10
Quantity 15,231
Value US$1,874,879
1.8
West Neal E Officer Officer
Transaction date
Proposed sale
Price
121.72
Quantity 5,000
Value US$608,588
JASON WALSH Officer Officer
Transaction date
Proposed sale
Price
103.36
Quantity 12,820
Value US$1,325,016
3.0
Keith Harvey CEO
Transaction date
Proposed sale
Price
90.30
Quantity 33,000
Value US$2,980,040
3.0
Keith Harvey ceo
Transaction date
Proposed sale
Price
90.30
Quantity 32,632
Value US$2,946,625
0.6
Tiffany Blain EVP - Sales & Marketing Officer
Transaction date
Sale
Price
93.92
Quantity 8,656 -24.8%
Value US$812,997
0.6
BLAIN A TIFFANY Officer Officer
Transaction date
Proposed sale
Price
93.92
Quantity 8,656
Value US$812,997
3.0
Harvey Keith President & CEO Executive Director
Transaction date
Purchase
Price
77.25
Quantity 2,536 +2.5%
Value US$195,906
3.0
Harvey Keith President & CEO Executive Director
Transaction date
Purchase
Price
76.25
Quantity 52 +0.1%
Value US$3,965
3.9
Parkinson Ray SVP - AE & Innovation Officer
Transaction date
Sale
Price
100.53
Quantity 3,254 -50.6%
Value US$327,125
3.9
Parkinson Ray Officer Officer
Transaction date
Proposed sale
Price
100.03
Quantity 3,254
Value US$325,497
3.9
Parkinson Ray SVP - Advanced Engineering Officer
Transaction date
Sale
Price
79.75
Quantity 4,727 -42.4%
Value US$376,978
3.9
Parkinson Ray Officer Officer
Transaction date
Proposed sale
Price
79.86
Quantity 4,727
Value US$377,498
3.0
JENNIFER S HUEY Director Non-Executive Director
Transaction date
Proposed sale
Price
69.48
Quantity 250
Value US$17,370
1.8
West Neal E EVP & CFO Officer
Transaction date
Planned sale
Price
84.47
Quantity 400 -40.8%
Value US$33,788
1.8
West Neal E EVP & CFO Officer
Transaction date
Planned sale
Price
80.13
Quantity 400 -29.0%
Value US$32,052
1.8
West Neal E EVP & CFO Officer
Transaction date
Planned sale
Price
86.42
Quantity 400 -22.5%
Value US$34,568
1.8
West Neal E EVP & CFO Officer
Transaction date
Planned sale
Price
67.85
Quantity 400 -18.3%
Value US$27,140
1.8
West Neal E EVP & CFO Officer
Transaction date
Planned sale
Price
78.32
Quantity 400 -15.5%
Value US$31,328
1.8
West Neal E EVP & CFO Officer
Transaction date
Planned sale
Price
73.38
Quantity 400 -13.4%
Value US$29,352
1.8
West Neal E EVP & CFO Officer
Transaction date
Planned sale
Price
73.52
Quantity 400 -11.8%
Value US$29,408
1.8
West Neal E EVP & CFO Officer
Transaction date
Planned sale
Price
92.56
Quantity 400 -10.6%
Value US$37,024
3.0
Weaver Brant VP - Strategic Development Officer
Transaction date
Sale
Price
102.15
Quantity 282 -4.6%
Value US$28,806
1.8
West Neal E EVP & CFO Officer
Transaction date
Planned sale
Price
96.96
Quantity 400 -9.6%
Value US$38,784
2.7
Miller Del L VP Treasury, Risk&Procurement Officer
Transaction date
Sale
Price
106.50
Quantity 510 -9.5%
Value US$54,315
2.2
HOCKEMA JACK A Non-Executive Director
Transaction date
Planned sale
Price
105.47
Quantity 400 -1.6%
Value US$42,188
2.2
HOCKEMA JACK A Non-Executive Director
Transaction date
Planned sale
Price
105.13
Quantity 600 -2.4%
Value US$63,079
2.3
Gerard Leo Wilfred Non-Executive Director
Transaction date
Sale
Price
92.48
Quantity 663 -18.4%
Value US$61,316
2.2
HOCKEMA JACK A Non-Executive Director
Transaction date
Planned sale
Price
91.71
Quantity 750 -2.9%
Value US$68,782
1.8
West Neal E EVP & CFO Officer
Transaction date
Planned sale
Price
96.53
Quantity 400 -28.2%
Value US$38,612
2.2
HOCKEMA JACK A Non-Executive Director
Transaction date
Planned sale
Price
105.36
Quantity 1,000 -5.5%
Value US$105,363
1.8
West Neal E EVP & CFO Officer
Transaction date
Planned sale
Price
100.25
Quantity 400 -22.0%
Value US$40,100
1.8
West Neal E EVP & CFO Officer
Transaction date
Planned sale
Price
92.94
Quantity 400 -18.0%
Value US$37,176
2.2
HOCKEMA JACK A Non-Executive Director
Transaction date
Planned sale
Price
102.11
Quantity 750 -3.9%
Value US$76,580
1.8
West Neal E EVP & CFO Officer
Transaction date
Planned sale
Price
106.02
Quantity 400 -15.3%
Value US$42,408
3.0
Harvey Keith President & CEO Executive Director
Transaction date
Planned sale
Price
110.00
Quantity 500 -0.8%
Value US$55,000
3.0
Harvey Keith President & CEO Executive Director
Transaction date
Planned sale
Price
105.00
Quantity 500 -0.8%
Value US$52,500
1.8
West Neal E EVP & CFO Officer
Transaction date
Planned sale
Price
111.44
Quantity 400 -13.2%
Value US$44,576
3.0
Harvey Keith President & CEO Executive Director
Transaction date
Planned sale
Price
109.74
Quantity 1,000 -1.6%
Value US$109,740
1.8
West Neal E EVP & CFO Officer
Transaction date
Planned sale
Price
119.42
Quantity 400 -11.7%
Value US$47,768
3.0
Harvey Keith President & CEO Executive Director
Transaction date
Planned sale
Price
125.12
Quantity 1,000 -1.6%
Value US$125,120
1.8
West Neal E EVP & CFO Officer
Transaction date
Planned sale
Price
133.73
Quantity 400 -8.7%
Value US$53,492
3.0
Huey Jennifer VP & Chief Accounting Officer Officer
Transaction date
Sale
Price
132.91
Quantity 160 -6.1%
Value US$21,266
3.3
OSBORNE ALFRED E JR Non-Executive Director
Transaction date
Sale
Price
132.95
Quantity 2,500 -12.6%
Value US$332,362
3.0
Harvey Keith President & CEO Executive Director
Transaction date
Planned sale
Price
130.63
Quantity 1,000 -1.5%
Value US$130,630
2.2
HOCKEMA JACK A Non-Executive Director
Transaction date
Sale
Price
125.32
Quantity 3,000 -12.0%
Value US$375,960
3.9
Parkinson Ray SVP - Advanced Engineering Officer
Transaction date
Sale
Price
130.48
Quantity 1,343 -15.5%
Value US$175,235
1.8
West Neal E EVP & CFO Officer
Transaction date
Planned sale
Price
137.90
Quantity 400 -8.0%
Value US$55,160
1.8
West Neal E EVP & CFO Officer
Transaction date
Planned sale
Price
110.43
Quantity 400 -7.4%
Value US$44,172
3.0
Harvey Keith President & CEO Executive Director
Transaction date
Planned sale
Price
110.01
Quantity 1,000 -1.5%
Value US$110,010
3.9
Parkinson Ray SVP - Advanced Engineering Officer
Transaction date
Sale
Price
124.72
Quantity 1,500 -14.7%
Value US$187,080
2.2
DONNAN JOHN MALCOLM Chief Admin Officer and GC Officer
Transaction date
Sale
Price
125.50
Quantity 6,023 -20.8%
Value US$755,886
3.0
Harvey Keith President & CEO Executive Director
Transaction date
Sale
Price
127.00
Quantity 10,000 -12.8%
Value US$1,270,000
1.8
West Neal E EVP & CFO Officer
Transaction date
Planned sale
Price
119.19
Quantity 400 -11.5%
Value US$47,676
3.0
Weaver Brant VP - Strategic Development Officer
Transaction date
Sale
Price
115.41
Quantity 378 -6.7%
Value US$43,625
1.7
ELLSWORTH MELINDA C VP IR & Corp. Communications Officer
Transaction date
Sale
Price
120.96
Quantity 1,500 -19.6%
Value US$181,440
2.7
Miller Del L VP Treasury Risk & Procurement Officer
Transaction date
Sale
Price
119.34
Quantity 1,416 -25.1%
Value US$168,985
2.2
HOCKEMA JACK A Non-Executive Director
Transaction date
Sale
Price
122.00
Quantity 5,000 -23.7%
Value US$610,000
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

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 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

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

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

Officer

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

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

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 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

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

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

Officer

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

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

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

Officer

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

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

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

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

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

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

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

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

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

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

Officer

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

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

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

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

Officer

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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 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 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 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 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

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 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

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

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 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

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

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

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

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

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

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

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

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

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 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

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 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

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

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

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

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

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

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

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

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

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

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

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 Non-Executive Director
5,000 -23.7%
122.00
US$610,000
5,000 -23.7% 122.00 US$610,000