Company Insider Tape

Century Aluminum Company insider transactions

Executive and director filing history, acquisition and disposal balance, executive concentration, cadence, and stored market context.

Symbol CENX Latest filing 15 Jun 2026

Company Read

Net disposal

CENX has 7 stored insider filings. Acquisitions account for 71.4% of classified filings and disposals account for 28.6%. The largest stored filing is $845.5K from TRPKOVSKI, PETER A.

Latest filing 15 Jun 2026most recent stored row
Largest filing $845.5Kreported transaction value
Total filings 7stored transaction rows
Acquisition value $05 acquisitions
Disposal value $881.1K2 disposals
Net value $-881.1Kacquisitions minus disposals

Filing cadence

Last 12 active months
Mar 2026 1
Jun 2026 6

Acquisitions 71.4% · Disposals 28.6%

Mar 2026 $845.5K
Jun 2026 $35.6K

Executive concentration

By filing count
MICHELMORE, ANDREW G Director · 2 filings
TRPKOVSKI, PETER A EVP, CFO · 1 filings
BERNTZEN, JARL Director · 1 filings
BUSH, JENNIFER MARY Director · 1 filings
GLASSER, ERROL Director · 1 filings
OLIVIER, TAMLA A Director · 1 filings

Market Context

CENX weekly market snapshot

Week 24 Jul 2026
Latest close 46.21 USDstored weekly close
1-week move +11.3%latest weekly bar
13-week move -0.3%medium-term context
Relative Strength 0.5Sharemaestro indicator
Fair value gap +91.7%price vs fair value
Trend signal 0smoothed trend state

Transaction History

Latest insider filings for CENX

Showing 1-7 of 7
Date 15 Jun 2026
Insider MICHELMORE, ANDREW GDirector
Side Disposal
Shares 652
Price 54.55
Value 35567
Security Common Stock
Date 15 Jun 2026
Insider BERNTZEN, JARLDirector
Side Acquisition
Shares 2172
Price 0.00
Value 0
Security Common Stock
Date 15 Jun 2026
Insider BUSH, JENNIFER MARYDirector
Side Acquisition
Shares 2172
Price 0.00
Value 0
Security Common Stock
Date 15 Jun 2026
Insider GLASSER, ERROLDirector
Side Acquisition
Shares 2172
Price 0.00
Value 0
Security Common Stock
Date 15 Jun 2026
Insider MICHELMORE, ANDREW GDirector
Side Acquisition
Shares 2172
Price 0.00
Value 0
Security Common Stock
Date 15 Jun 2026
Insider OLIVIER, TAMLA ADirector
Side Acquisition
Shares 2172
Price 0.00
Value 0
Security Common Stock
Date 25 Mar 2026
Insider TRPKOVSKI, PETER AEVP, CFO
Side Disposal
Shares 16739
Price 50.51
Value 845487
Security Common Stock