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SEC EDGAR · Forms 3/4/5Updated through Oct 30, 2026•110 filings

MTRN

MATERION Corp

Net sales of $9.4M over the last 3 months

5 sellers account for the net balance. There is no cluster of three distinct buyers within 30 days. We found no CEO/CFO purchases over 12 months.

How to read this signal

Only open-market P purchases and S sales count toward the signal. Vesting, options, taxes and gifts remain in the source data but do not trigger alerts. Rule 10b5-1 trades are shown as informational.

JSON example

3-month balance

−$9,384,626

0 buyers · 5 sellers

12-month purchases

$0.00

0 distinct insiders

12-month sales

$18,550,619

8 distinct insiders

Highlighted alerts

44

2 Rule 10b5-1 trades treated as informational

Buying cluster · 30 days

Fewer than three distinct buyers

CEO/CFO purchases · 12 months

No executive purchases found

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Form 4 raw → Raspberry

The value is in what we do not call a signal.

The SEC XML stores every transaction. Raspberry keeps that evidence, reads the footnotes and separates voluntary open-market activity from vesting, option exercises, gifts, tax withholding, stock purchase and dividend reinvestment plans and pre-programmed 10b5-1 trades.

100
Raw transactions
Everything returned by the filing
46
Voluntary view
P/S trades after deterministic checks
79
Administrative noise
Stored, never alerted
0
10b5-1
Shown as informational
SEC ownership XML facts
Code
A
Shares
75
Price
$271.84
Footnotes
—

No filing footnote was attached to this row.

Raspberry interpretation
Informational — no alert

Reason: administrative_code.

Verify in SEC EDGAR

Recent transactions

Voluntary purchases and sales; administrative noise stays hidden.

46 transactions

LIGGETT EMILY M

Director

SaleAlert
Shares
1,012
Price
$232.42
Value
$235,210
Open SEC filing

KHILNANI VINOD M

Director

SaleAlert
Shares
2,000
Price
$235.16
Value
$470,322
Open SEC filing

Chadwick Shelly Marie

Vice President, Finance & CFO

SaleAlert
Shares
1,705
Price
$293.00
Value
$499,565
Open SEC filing

Vijayvargiya Jugal K.

President and CEO

SaleAlert
Shares
267
Price
$293.24
Value
$78,296
Open SEC filing

Vijayvargiya Jugal K.

President and CEO

SaleAlert
Shares
286
Price
$295.17
Value
$84,419
Open SEC filing

Vijayvargiya Jugal K.

President and CEO

SaleAlert
Shares
4,865
Price
$294.45
Value
$1,432,490
Open SEC filing

Vijayvargiya Jugal K.

President and CEO

SaleAlert
Shares
2,337
Price
$293.65
Value
$686,248
Open SEC filing

Vijayvargiya Jugal K.

President and CEO

SaleAlert
Shares
3,745
Price
$292.46
Value
$1,095,270
Open SEC filing

Vijayvargiya Jugal K.

President and CEO

SaleAlert
Shares
11,174
Price
$290.12
Value
$3,241,834
Open SEC filing

Vijayvargiya Jugal K.

President and CEO

SaleAlert
Shares
287
Price
$288.29
Value
$82,739
Open SEC filing

Vijayvargiya Jugal K.

President and CEO

SaleAlert
Shares
1,375
Price
$287.67
Value
$395,544
Open SEC filing

Solomon Darlene J. S.

Director

SaleAlert
Shares
3,705
Price
$292.22
Value
$1,082,690
Open SEC filing

PHILLIPPY ROBERT J

Director

SaleAlert
Shares
356
Price
$220.30
Value
$78,426
Open SEC filing

PHILLIPPY ROBERT J

Director

SaleAlert
Shares
740
Price
$219.54
Value
$162,460
Open SEC filing

PHILLIPPY ROBERT J

Director

SaleAlert
Shares
1,084
Price
$218.59
Value
$236,956
Open SEC filing

PHILLIPPY ROBERT J

Director

SaleAlert
Shares
1,320
Price
$217.67
Value
$287,322
Open SEC filing

KHILNANI VINOD M

Director

SaleAlert
Shares
603
Price
$208.74
Value
$125,869
Open SEC filing

KHILNANI VINOD M

Director

SaleAlert
Shares
410
Price
$208.04
Value
$85,294
Open SEC filing

KHILNANI VINOD M

Director

SaleAlert
Shares
752
Price
$206.68
Value
$155,421
Open SEC filing

KHILNANI VINOD M

Director

SaleAlert
Shares
735
Price
$205.33
Value
$150,914
Open SEC filing

Chadwick Shelly Marie

Vice President, Finance & CFO

SaleAlert
Shares
1,192
Price
$198.88
Value
$237,065
Open SEC filing

Fashinpaur Melissa A

Chief Accounting Officer

SaleAlert
Shares
309
Price
$160.00
Value
$49,440
Open SEC filing

Chadwick Shelly Marie

Vice President, Finance & CFO

Sale 10b5-1
Shares
1,500
Price
$162.00
Value
$243,000
Open SEC filing

Chadwick Shelly Marie

Vice President, Finance & CFO

Sale 10b5-1
Shares
1,039
Price
$157.26
Value
$163,393
Open SEC filing

Chemnitz Gregory R.

VP General Counsel & Secretary

SaleAlert
Shares
3,434
Price
$157.26
Value
$540,031
Open SEC filing

Chemnitz Gregory R.

VP General Counsel & Secretary

SaleAlert
Shares
1,083
Price
$157.52
Value
$170,589
Open SEC filing

Chadwick Shelly Marie

Vice President, Finance & CFO

SaleAlert
Shares
5,001
Price
$147.00
Value
$735,147
Open SEC filing

Chadwick Shelly Marie

Vice President, Finance & CFO

SaleAlert
Shares
3,975
Price
$145.03
Value
$576,490
Open SEC filing

Vijayvargiya Jugal K.

President and CEO

SaleAlert
Shares
37
Price
$159.03
Value
$5,884
Open SEC filing

Vijayvargiya Jugal K.

President and CEO

SaleAlert
Shares
2,200
Price
$158.26
Value
$348,176
Open SEC filing

Vijayvargiya Jugal K.

President and CEO

SaleAlert
Shares
4,056
Price
$157.03
Value
$636,918
Open SEC filing

Vijayvargiya Jugal K.

President and CEO

SaleAlert
Shares
5,952
Price
$156.22
Value
$929,827
Open SEC filing

Vijayvargiya Jugal K.

President and CEO

SaleAlert
Shares
1,311
Price
$151.72
Value
$198,898
Open SEC filing

Vijayvargiya Jugal K.

President and CEO

SaleAlert
Shares
1,200
Price
$150.14
Value
$180,168
Open SEC filing

Vijayvargiya Jugal K.

President and CEO

SaleAlert
Shares
883
Price
$149.59
Value
$132,091
Open SEC filing

Vijayvargiya Jugal K.

President and CEO

SaleAlert
Shares
5,254
Price
$148.39
Value
$779,652
Open SEC filing

Vijayvargiya Jugal K.

President and CEO

SaleAlert
Shares
2,740
Price
$147.42
Value
$403,939
Open SEC filing

Vijayvargiya Jugal K.

President and CEO

SaleAlert
Shares
1,575
Price
$146.65
Value
$230,978
Open SEC filing

Chemnitz Gregory R.

VP General Counsel & Secretary

SaleAlert
Shares
4,000
Price
$157.09
Value
$628,360
Open SEC filing

KHILNANI VINOD M

Director

SaleAlert
Shares
1,554
Price
$149.18
Value
$231,820
Open SEC filing

KHILNANI VINOD M

Director

SaleAlert
Shares
2,446
Price
$148.67
Value
$363,637
Open SEC filing

Chemnitz Gregory R.

VP General Counsel & Secretary

SaleAlert
Shares
864
Price
$113.23
Value
$97,827
Open SEC filing

REDDY N MOHAN

Director

SaleAlert
Shares
1,155
Price
$105.45
Value
$121,798
Open SEC filing

Chemnitz Gregory R.

VP General Counsel & Secretary

SaleAlert
Shares
2,082
Price
$105.40
Value
$219,444
Open SEC filing

Chemnitz Gregory R.

VP General Counsel & Secretary

SaleAlert
Shares
918
Price
$104.65
Value
$96,067
Open SEC filing

Fashinpaur Melissa A

Chief Accounting Officer

SaleAlert
Shares
1,140
Price
$105.34
Value
$120,091
Open SEC filing

“Alert” means a voluntary, unscheduled transaction according to the filing; it is not an investment recommendation. Official source: SEC EDGAR.