secwatch / observer
CENX CENTURY ALUMINUM CO
CIK 0000949157 22 ready 8-Ks latest May 7, 2026, 7:59 PM ET RSS · JSON
Activity: QUIET 0 filings / 30d vs 1 baseline Risk accumulating: auditor change (1)
Ready 8-Ks 22
Latest filing May 7, 2026, 7:59 PM ET
Top materiality 0.85
Event mix earnings ×11 · regulatory ×2 · other_material ×2
Sentiment 10 pos · 3 neg · 9 neu
Latest earnings reported 2026-Q1
Executive change recent →

Recent 8-K filings for CENX

Executive changes

Appointed

Peter Trpkovski

Executive Vice President and Chief Financial Officer
CENX · CENTURY ALUMINUM CO
Effective
2025-03-21
Filed
March 21, 2025, 7:59 PM ET
has been appointed to Executive Vice President and Chief Financial Officer, effective March 21, 2025
Departed

Gerald Bialek

Executive Vice President and Chief Financial Officer
CENX · CENTURY ALUMINUM CO
Effective
2025-03-21
Successor
Peter Trpkovski
Filed
March 21, 2025, 7:59 PM ET
will leave his position as Executive Vice President and Chief Financial Officer as part of a planned transition
Role change

Rob Hoffman

principal accounting officer
CENX · CENTURY ALUMINUM CO
Effective
2024-11-04
Successor
Theresa Brainerd
Filed
November 4, 2024, 6:59 PM ET
Rob Hoffman stepped down from his position as principal accounting officer of the Company.
Appointed

Theresa Brainerd

principal accounting officer
CENX · CENTURY ALUMINUM CO
Effective
2024-11-04
Filed
November 4, 2024, 6:59 PM ET
Theresa Brainerd, the Company’s Global Corporate Controller, has assumed the responsibilities of the principal accounting officer.

Earnings & guidance

2026-Q1 EPS reported $3.23 filing →

Materiality & sentiment trend

Max materiality 0.85 · Median 0.70 · Most common event earnings

10 positive 3 negative 9 neutral

source · CENX on sec.gov