Transaction · 0001231898-26-000011

LIGGETT EMILY M

LIGGETT EMILY M, DIR, reported an open-market or private sale at MATERION Corp involving 1012.000000 shares for an estimated $235210.05. Reported holdings after the transaction were 3161.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

Open-market sellSEC transaction code SDIR
MTRNMATERION Corp
Filing timeSep 03
Trade dateSep 01, 2026
Filing · SECView on SEC
InsiderProfile

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
$237.97
Pre-filing
1mo ago -11.4%1w ago -2.7%1d ago -0.8%
Returns since
7d +0.0%30d +0.0%90d +0.0%180d +0.0%1y +0.0%

MTRN price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
MTRN since 2026-09-03Filed today · pre-filing context shaded
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Filing datePost-filing windows (7d, 30d, 90d, 180d, 1y)30 days of pre-filing context

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
Sell
Code S
Identifier
0001231898-26-000011
Common Stock
Transaction date
Sep 01, 2026
Filed Sep 03, 2026, 02:17 PM · 2d delay
Shares
1.01k sh
$23.2k per share
Estimated value
-$23.5M
Computed from shares × price
Holdings after
3.16k sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $10.0MLarge $100M
Cluster Selling Direct Ownership Large Holdings Reduction
+10score
Filing-only score

+10

Compact filing score computed from stored Form 4 facts. Version v1.

Positive filing signal

This filing has a modest positive filing-only score. Treat it as a useful flag for review, not as a buy signal.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

No officer title

Officer NoDirector Yes10% NoOther No
Footnotes & amended
  1. F1

    The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $232.310 to $232.590, inclusive. The Reporting Person undertakes to…

Original filing · 0001231898-26-000011
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Same reporting owner
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