CENX
Century Aluminum (CENX)
NASDAQ
$66.75-$2.02 (-2.94%)
Price as of Jun 03, 2026 6:38 PM EDT
  • $6.5B
    Market Cap
  • 254.12%
    1-Year Change
  • Aluminum
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
GLENCORE PLC
30.00%
29.7M
-6.3M (-21.27%)
Mar 31, 2026
BLACKROCK FUNDING, INC. /DE
10.61%
10.5M
-245,296 (-2.34%)
Dec 31, 2024
BLACKROCK INC.
9.90%
9.8M
-225,969 (-2.31%)
Jun 30, 2024
BLACKROCK, INC.
9.10%
9.0M
-474,188 (-5.26%)
Mar 31, 2026
VANGUARD GROUP INC
7.01%
6.9M
+1.1M (+15.77%)
Dec 31, 2025
STATE STREET CORP
4.72%
4.7M
+371,829 (+7.97%)
Mar 31, 2026
N/A
4.29%
4.2M
+4.2M (+100.00%)
Mar 31, 2026

Current Ownership Distribution

  • Mutual Funds1.7B (56.96%)
  • Institutions1.2B (41.23%)
  • Insiders54.2M (1.81%)
  • Other0 (0.00%)

Insider Transactions

  • 1.81% (54.2M)
    Current InsiderOwnership (%, shares)
  • 0
    Number of InsiderBuying (last 12 months)
  • $0.00
    Amount of InsiderBuying (last 12 months)
  • 9
    Number of InsiderSelling (last 12 months)
  • $328.3M
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Trpkovski Peter A
EVP, CFO
Sell
Mar 25, 2026
$845,486.89
16,739
$50.51
64,125
Gary Jesse E
President and CEO
Sell
Mar 16, 2026
$8.3M
150,000
$55.47
142,580
Calloway Kenneth L
SVP, Human Resources
Sell
Mar 12, 2026
$1.0M
18,000
$58.00
24,902
Hoffman Robert F
SVP, IT and CAO
Sell
Mar 11, 2026
$594,993.79
10,529
$56.51
56,643
Hoffman Robert F
SVP, IT and CAO
Sell
Mar 04, 2026
$563,300.00
10,000
$56.33
67,172
GLENCORE INTERNATIONAL AG
Sell
Mar 04, 2026
$326.8M
6.3M
$51.75
12.2M
Aboud Matt
SVP, Strategy & Business Dev't
Sell
Mar 03, 2026
$156,482.57
2,971
$52.67
64,843
Aboud Matt
SVP, Strategy & Business Dev't
Sell
Mar 02, 2026
$636,615.00
12,126
$52.50
67,814
Hafberg Agust F
SVP & Chief Commercial Officer
Sell
Feb 27, 2026
$1.2M
22,884
$51.24
45,059
Gudlaugsson Gunnar
EVP - Global Operations
Sell
Feb 25, 2026
$2.3M
43,000
$54.10
136,393
DeZee John
EVP, GC and Secretary
Sell
Feb 23, 2026
$3.3M
66,000
$50.72
97,647
Trpkovski Peter A
EVP, CFO
In Kind
Feb 09, 2026
$230,486.40
4,240
$54.36
80,864
Aboud Matt
SVP, Strategy & Business Dev't
Award
Jan 01, 2026
$0.00
5,529
$0.00
79,940
Trpkovski Peter A
EVP, CFO and Treasurer
Award
Jan 01, 2026
$0.00
13,488
$0.00
85,104
DeZee John
EVP, GC and Secretary
Award
Jan 01, 2026
$0.00
9,821
$0.00
163,647
Hoffman Robert F
SVP, IT and CAO
Award
Jan 01, 2026
$0.00
5,122
$0.00
77,172
Gary Jesse E
President and CEO
Award
Jan 01, 2026
$0.00
57,443
$0.00
591,838
Gudlaugsson Gunnar
EVP - Global Operations
Award
Jan 01, 2026
$0.00
15,624
$0.00
179,393
Calloway Kenneth L
SVP, Human Resources
Award
Jan 01, 2026
$0.00
5,238
$0.00
42,902
Hafberg Agust F
SVP & Chief Commercial Officer
Award
Jan 01, 2026
$0.00
5,238
$0.00
67,943
Trpkovski Peter A
EVP, CFO and Treasurer
Award
Dec 31, 2025
$0.00
18,260
$0.00
83,751
Aboud Matt
SVP, Strategy & Business Dev't
Award
Dec 31, 2025
$0.00
36,550
$0.00
99,139
Hoffman Robert F
SVP, IT and CAO
Award
Dec 31, 2025
$0.00
31,650
$0.00
90,733
DeZee John
EVP, GC and Secretary
Award
Dec 31, 2025
$0.00
54,042
$0.00
186,960
Trpkovski Peter A
EVP, CFO and Treasurer
In Kind
Dec 31, 2025
$316,966.20
8,090
$39.18
75,661
Gary Jesse E
President and CEO
Award
Dec 31, 2025
$0.00
439,090
$0.00
805,237
Hoffman Robert F
SVP, IT and CAO
In Kind
Dec 31, 2025
$487,986.90
12,455
$39.18
78,278
Calloway Kenneth L
SVP, Human Resources
Award
Dec 31, 2025
$0.00
18,150
$0.00
46,856
Trpkovski Peter A
EVP, CFO and Treasurer
In Kind
Dec 31, 2025
$158,483.10
4,045
$39.18
71,616
Aboud Matt
SVP, Strategy & Business Dev't
In Kind
Dec 31, 2025
$645,882.30
16,485
$39.18
82,654