TRPKOVSKI PETER A

PrivateCIK: 1980271
Location

CHICAGO, IL

TRPKOVSKI PETER A (EVP, CFO) received a stock award from CENTURY ALUMINUM CO

Compensation award — not an open‑market transaction. Less informative as a directional signal.

A · 2 awards
InsiderTRPKOVSKI PETER ACIK 1980271
IssuerCENTURY ALUMINUM COCIK 949157
Officer· EVP, CFO
Since Feb 2026
+19.61K
Net shares
Net buyer
$475.4K
Total sold
0
Open market trades
0B · 0S
4
Total transactions
31.75K acquired · 12.13K disposed
Non-Derivative Transactions4

Common Stock

Direct
A · Award

Shares

+18.26K

Price / share

Trade value

% of position

27.9%
12/31/2025
65.49K83.75K

Common Stock

Direct
F · Tax Withholding

Shares

8.09K

Price / share

$39.18

Trade value

$316.97K

% of position

9.7%
12/31/2025
83.75K75.66K

Common Stock

Direct
F · Tax Withholding

Shares

4.04K

Price / share

$39.18

Trade value

$158.48K

% of position

5.3%
12/31/2025
75.66K71.62K

Common Stock

Direct
A · Award

Shares

+13.49K

Price / share

Trade value

% of position

18.8%
1/1/2026
71.62K85.10K
Total

Net shares

+19.61K

Net value

-$475.45K

Derivative Transactions0
No derivative transactions reported
TRPKOVSKI PETER A — Insider Transaction (Form 4) Filed Jan 5, 2026 | Finecho