CHEMNITZ GREGORY R.

PrivateCIK: 1519910
Location

MAYFIELD HTS., OH

CHEMNITZ GREGORY R. (VP General Counsel & Secretary) sold 31.8% of their position (4K shares) of MATERION CORP on the open market

Open‑market sale worth $628.4K — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderCHEMNITZ GREGORY R.CIK 1519910
IssuerMATERION CORPCIK 1104657
Officer· VP General Counsel & Secretary
Since Mar 2026
-4K
Net shares
Net seller
$628.4K
Total sold
1
Open market trades
0B · 1S
1
Total transactions
4K disposed
Non-Derivative Transactions1

Common Stock

Direct
S · Sale

Shares

4K

Price / share

$157.09

Trade value

$628.36K

% of position

31.8%
2/17/2026
12.57K8.57K
Total

Net shares

4K

Net value

-$628.36K

Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)1

Common Stock

Indirect
Shares owned5.34K
Total
5.34K indirect5.34K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
CHEMNITZ GREGORY R. — Insider Transaction (Form 4) Filed Feb 19, 2026 | Finecho