CHEMNITZ GREGORY R.

PrivateCIK: 1519910
Location

MAYFIELD HTS., OH

Senior insider sale

VP General Counsel & Secretary at MATERION CORP — senior position signals high conviction

$628.4K

4K shares

What this filing means

CHEMNITZ GREGORY R. plans to sell 4K shares of MATERION CORP valued at approximately $628.4K. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

InsiderCHEMNITZ GREGORY R.CIK 1519910
IssuerMATERION CORPCIK 1104657
Officer· VP General Counsel & Secretary
Since Mar 2026
4K
Shares to sell
$628.4K
Approx. market value
4K
Acquired (3 months)
1
Planned
Securities Acquired — Last 3 Months3
Sort

Restricted Stock Vesting

Compensation

3/1/2025
433.00

SAR

Compensation

2/24/2020
2.14K

SAR

Compensation

3/8/2019
1.43K
Total acquired4K
Planned & Completed Dispositions1
Sort
NYSEPlanned

Units to sell

4K

Market value

$628.4K

2/17/2026
Total

Units

4K

Value

$628.4K

CHEMNITZ GREGORY R. — Planned Insider Sale (Form 144) | Finecho