InsiderClue
← All stocks

CENTURY ALUMINUM CO

CENX Net selling
CIK 0000949157 #1485 in the set updated 17 Sep 2026
Bought (120 mo)
$289.98K
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$643.00M
$15.55M on a plan · $272.91M straight out of an exercise
Sold at will
$354.54M
74 of 79 sales
Net
−$642.71M
−$354.25M against sales at will

By person

25 insiders · 84 transactions
21.6×

Jesse Gary holds 21.6 times base salary in stock. $21.20M of shares against $980.39K in salary for 2025.

Salary from the company's own proxy. The shares are what Jesse Gary last reported holding, valued at $50.51, the price Common Stock was last bought or sold at on the open market here, on 25 Mar 2026.

Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
GLENCORE INTERNATIONAL AG
10% owner
—
$599.06M (2)
−$599.06M
29,690,702
29.99%
$1.50B
+153.7%
Gary Jesse E
President and CEO
—
$21.89M (16) scheduled
−$21.89M
419,807
0.4241%
$21.20M
+482.5%
BLESS MICHAEL A
President and CEO
—
$6.65M (25)
−$6.65M
353,989
0.3576%
$17.88M
+11.6%
DeZee John
EVP, GC and Secretary
—
$3.77M (2)
−$3.77M
97,647
0.0986%
$4.93M
+154.5%
Gudlaugsson Gunnar
EVP - Global Operations
—
$2.90M (3)
−$2.90M
136,393
0.1378%
$6.89M
+454.8%
Hoffman Robert F
SVP, IT and CAO
—
$1.56M (7)
−$1.56M
56,643
0.0572%
$2.86M
+121.7%
Calloway Kenneth L
SVP, Human Resources
—
$1.50M (2)
−$1.50M
24,902
0.0252%
$1.26M
−27.8%
Hafberg Agust F
SVP & Chief Commercial Officer
—
$1.44M (2)
−$1.44M
45,059
0.0455%
$2.28M
−14.0%
Trpkovski Peter A
EVP, CFO
—
$1.02M (2)
−$1.02M
64,125
0.0648%
$3.24M
+14.7%
Harrison Michelle
Sr. VP Finance & Treasurer
—
$984.99K (6)
−$984.99K
80,947
0.0818%
$4.09M
+64.7%
Aboud Matt
SVP, Strategy & Business Dev't
$130.50K (1)
$1.11M (4)
−$982.42K
64,843
0.0655%
$3.28M
—
Hoerner John E.
EVP - N. American Operations
—
$789.22K (7)
−$789.22K
198,271
0.2003%
$10.01M
+123.5%
Conti Craig C
EVP & Chief Financial Officer
—
$331.90K (1)
−$331.90K
117,018
0.1182%
$5.91M
—
Michelmore Andrew G
Director
$81.48K (3)
—
+$81.48K
90,609
0.0915%
$4.58M
+419.9%
Berntzen Jarl
Director
$78.00K (1)
—
+$78.00K
211,123
0.2133%
$10.66M
+138.4%
Glencore AG
10% owner
—
—
—
11,701,321
11.82%
$591.03M
−68.7%
GLASSER ERROL
Director
—
—
—
120,869
0.1221%
$6.11M
+318.6%
Bialek Gerald C
Chief Financial Officer
—
—
—
100,620
0.1016%
$5.08M
—
Wilkinson Terence
Director
—
—
—
67,660
0.0683%
$3.42M
+21.4%
Bush Jennifer Mary
Director
—
—
—
49,044
0.0495%
$2.48M
—
Indriani Elisabeth
Principal Accounting Officer
—
—
—
32,099
0.0324%
$1.62M
+437.9%
Olivier Tamla A
Director
—
—
—
31,845
0.0322%
$1.61M
—
Heyroth Stephen K.
Chief Accounting Officer
—
—
—
20,567
0.0208%
$1.04M
+77.1%
Carroll Cynthia B
Director
—
—
—
18,220
0.0184%
$920.29K
—
Ryfold Ltd entity
10% owner
—
—
—
0
0.0000%
$0.00
−100.0%

Individual transactions

84
Insider
Date
Role
Action
Shares
Price
Amount
Trpkovski Peter A
25 Mar 2026
EVP, CFO
Sell
16,739
$50.51
$845.49K
Gary Jesse E
16 Mar 2026
President and CEO
Sold on a plan indirect
150,000
$55.47
$8.32M
Calloway Kenneth L
12 Mar 2026
SVP, Human Resources
Sell
18,000
$58.00
$1.04M
Hoffman Robert F
11 Mar 2026
SVP, IT and CAO
Sell
10,529
$56.51
$594.99K
GLENCORE INTERNATIONAL AG
4 Mar 2026
10% owner
Sell
6,315,245
$51.75
$326.81M
Hoffman Robert F
4 Mar 2026
SVP, IT and CAO
Sell
10,000
$56.33
$563.30K
Aboud Matt
3 Mar 2026
SVP, Strategy & Business Dev't
Sell
2,971
$52.67
$156.48K
Aboud Matt
2 Mar 2026
SVP, Strategy & Business Dev't
Sell
12,126
$52.50
$636.62K
Hafberg Agust F
27 Feb 2026
SVP & Chief Commercial Officer
Sell
22,884
$51.24
$1.17M
Gudlaugsson Gunnar
25 Feb 2026
EVP - Global Operations
Sell
43,000
$54.10
$2.33M
DeZee John
23 Feb 2026
EVP, GC and Secretary
Sell
66,000
$50.72
$3.35M
Gary Jesse E
23 Jan 2026
President and CEO
Sold on a plan indirect
150,000
$48.19
$7.23M
GLENCORE INTERNATIONAL AG
10 Nov 2025
10% owner
Sold after exercise
9,000,000
$30.25
$272.25M
Hafberg Agust F
26 Sep 2025
SVP & Chief Commercial Officer
Sell
9,493
$27.91
$264.95K
Calloway Kenneth L
19 Sep 2025
SVP, Human Resources
Sell
16,450
$27.50
$452.38K
Aboud Matt
12 Aug 2025
SVP, Strategy & Business Dev't
Sell
12,027
$23.27
$279.87K
Hoffman Robert F
20 Mar 2025
SVP, IT and CAO
Sell
5,000
$20.24
$101.20K
Hoffman Robert F
14 Mar 2025
SVP, IT and CAO
Sell
2,500
$19.99
$49.98K
Gary Jesse E
27 Dec 2024
President and CEO
Sell indirect
50,000
$18.48
$924.00K
Gary Jesse E
26 Dec 2024
President and CEO
Sell indirect
29,243
$18.97
$554.74K
Gudlaugsson Gunnar
5 Dec 2024
EVP - Global Operations
Sell
20,000
$23.85
$477.00K
Gary Jesse E
26 Jun 2024
President and CEO
Sell indirect
60,000
$16.21
$972.60K
Aboud Matt
4 Mar 2024
SVP, Strategy & Business Dev't
Sell
3,766
$10.61
$39.96K
Trpkovski Peter A
28 Dec 2023
SVP, Finance and Treasurer
Sell
13,908
$12.32
$171.35K
Gary Jesse E
27 Dec 2023
President and CEO
Sell indirect
68,162
$12.60
$858.84K
Gary Jesse E
26 Dec 2023
President and CEO
Sell indirect
70,000
$12.59
$881.30K
Hoffman Robert F
21 Dec 2023
VP, IT and CAO
Sell
9,000
$12.08
$108.72K
Hoffman Robert F
20 Dec 2023
VP, IT and CAO
Sell
3,000
$12.00
$36.00K
Aboud Matt
11 May 2023
SVP, Strategy & Business Dev't
Buy
18,000
$7.25
$130.50K
Gary Jesse E
15 Aug 2022
President and CEO
Sell indirect
49,568
$8.88
$440.31K
Gary Jesse E
12 Aug 2022
President and CEO
Sell indirect
50,000
$9.78
$488.80K
DeZee John
21 Mar 2022
EVP and General Counsel
Sell
15,287
$27.64
$422.55K
Hoffman Robert F
4 Mar 2022
See Remarks
Sell
3,480
$29.19
$101.58K
Conti Craig C
1 Mar 2022
EVP & Chief Financial Officer
Sell
12,920
$25.69
$331.90K
Harrison Michelle
28 Feb 2022
Sr. VP Finance & Treasurer
Sell
16,284
$23.22
$378.15K
BLESS MICHAEL A
3 Mar 2021
President and CEO
Sell
15,000
$17.62
$264.30K
Gudlaugsson Gunnar
3 Mar 2021
EVP - Global Operations
Sell
5,473
$17.74
$97.09K
BLESS MICHAEL A
2 Mar 2021
President and CEO
Sell
10,000
$16.40
$164.00K
BLESS MICHAEL A
2 Mar 2021
President and CEO
Sell
25,000
$16.40
$410.00K
BLESS MICHAEL A
1 Mar 2021
President and CEO
Sell
7,500
$14.45
$108.38K
Gary Jesse E
1 Mar 2021
EVP, COO, GC & Secretary
Sell indirect
11,370
$14.36
$163.27K
BLESS MICHAEL A
25 Feb 2021
President and CEO
Sell
15,000
$14.95
$224.25K
Gary Jesse E
25 Feb 2021
EVP, COO & GC
Sell indirect
15,454
$14.94
$230.88K
BLESS MICHAEL A
24 Feb 2021
President and CEO
Sell
15,000
$15.22
$228.30K
BLESS MICHAEL A
24 Feb 2021
President and CEO
Sell
25,000
$14.79
$369.75K
Harrison Michelle
24 Feb 2021
Sr. VP Finance & Treasurer
Sell
9,231
$15.53
$143.36K
BLESS MICHAEL A
22 Feb 2021
President and CEO
Sell
12,500
$14.34
$179.25K
BLESS MICHAEL A
17 Dec 2020
President and CEO
Sell
10,000
$11.27
$112.70K
BLESS MICHAEL A
15 Dec 2020
President and CEO
Sell
15,000
$10.76
$161.40K
BLESS MICHAEL A
10 Dec 2020
President and CEO
Sell
25,000
$11.83
$295.75K
Gary Jesse E
10 Dec 2020
EVP, COO & GC
Sell indirect
9,750
$11.72
$114.27K
BLESS MICHAEL A
9 Dec 2020
President and CEO
Sell
13,439
$11.63
$156.30K
Hoerner John E.
9 Dec 2020
EVP - N. American Operations
Sell
10,000
$11.87
$118.70K
Hoerner John E.
24 Aug 2020
EVP - N. American Operations
Sell
10,000
$9.09
$90.90K
Hoerner John E.
20 Aug 2020
EVP - N. American Operations
Sell
10,000
$9.35
$93.50K
Hoerner John E.
14 Aug 2020
EVP - N. American Operations
Sell
11,719
$9.97
$116.84K
BLESS MICHAEL A
13 Aug 2020
President and CEO
Sell
37,324
$10.13
$378.09K
BLESS MICHAEL A
12 Aug 2020
President and CEO
Sell
44,282
$10.26
$454.33K
Harrison Michelle
11 Aug 2020
Sr. VP Finance & Treasurer
Sell
11,282
$10.25
$115.64K
Hoerner John E.
11 Aug 2020
EVP - N. American Operations
Sell
9,265
$10.77
$99.78K
BLESS MICHAEL A
11 Aug 2020
President and CEO
Sell
35,000
$10.27
$359.45K
Hoerner John E.
7 Aug 2020
EVP - N. American Operations
Sell
9,900
$10.09
$99.89K
BLESS MICHAEL A
26 Jun 2020
President and CEO
Sell
15,000
$6.68
$100.20K
BLESS MICHAEL A
25 Jun 2020
President and CEO
Sell
40,000
$6.61
$264.40K
Gary Jesse E
24 Jun 2020
EVP, COO & GC
Sell indirect
42,394
$6.93
$293.79K
BLESS MICHAEL A
24 Jun 2020
President and CEO
Sell
50,000
$6.94
$347.00K
BLESS MICHAEL A
23 Jun 2020
President and CEO
Sell
46,912
$7.23
$339.17K
Gary Jesse E
23 Jun 2020
EVP, COO & GC
Sell indirect
15,968
$7.27
$116.09K
BLESS MICHAEL A
22 Jun 2020
President and CEO
Sell
44,714
$6.86
$306.74K
Michelmore Andrew G
10 Mar 2020
Director
Buy
3,000
$4.41
$13.23K
BLESS MICHAEL A
26 Dec 2019
President and CEO
Sell
25,000
$7.55
$188.75K
BLESS MICHAEL A
23 Dec 2019
President and CEO
Sell
25,000
$7.56
$189.00K
Gary Jesse E
19 Dec 2019
EVP, COO & GC
Sell indirect
22,693
$7.82
$177.46K
BLESS MICHAEL A
8 Nov 2019
President and CEO
Sell
50,000
$8.26
$413.00K
Gary Jesse E
7 Nov 2019
EVP, COO & GC
Sell indirect
15,244
$8.36
$127.44K
Michelmore Andrew G
13 Jun 2019
Director
Buy
5,000
$5.78
$28.90K
BLESS MICHAEL A
21 Mar 2019
President and CEO
Sell
25,000
$8.96
$224.00K
Berntzen Jarl
30 Oct 2018
Director
Buy
10,000
$7.80
$78.00K
Michelmore Andrew G
29 Oct 2018
Director
Buy
5,000
$7.87
$39.35K
Harrison Michelle
7 Jun 2018
Sr. VP Finance & Treasurer
Sold after exercise
14,398
$17.39
$250.38K
Hoerner John E.
14 Mar 2018
EVP - N. American Operations
Sell
8,000
$21.20
$169.61K
BLESS MICHAEL A
25 May 2017
President and CEO
Sold after exercise
27,618
$14.88
$410.96K
Harrison Michelle
28 Feb 2017
Sr. VP Finance & Treasurer
Sell
2,872
$14.10
$40.50K
Harrison Michelle
27 Feb 2017
Sr. VP Finance & Treasurer
Sell
4,125
$13.81
$56.97K

What was left out

Form 4 filings counted 249
Amendments (4/A) skipped 0
Filings about a different issuer 0
Unreadable filings 0
Joint filings 41
Sales on a Rule 10b5-1 plan 2
Sales straight out of an exercise 3
Sales at will 74
Transactions with no price 0
Shares from compensation/vesting 98,911,831
Sales filed before the plan box existed 49
History held since 3 Jan 2017