Question 1

Who are the insiders buying MATERION Corp stock?

Accepted Answer

InsiderAct tracks all open-market purchases of MATERION Corp stock by corporate insiders — including officers, directors, and shareholders owning more than 10% — sourced from public SEC Form 4 filings.

Question 2

What does insider buying at a company mean?

Accepted Answer

When a corporate officer, director, or major shareholder purchases their own company's stock on the open market using personal funds, it signals confidence in the company's outlook. This is especially meaningful when multiple insiders buy within the same 7–14 day window (cluster buying) or when the purchase size exceeds $100,000.

Question 3

How do I find cluster buying signals for a company?

Accepted Answer

InsiderAct automatically detects cluster buying — two or more insiders independently purchasing shares within a 14-day window. When a cluster buy signal is active for a company, it appears prominently on the company's InsiderAct page and on the Signals tab.

Question 4

Has MATERION Corp had any recent large insider purchases?

Accepted Answer

InsiderAct tracks all open-market purchases of $100,000 or more at MATERION Corp. Large insider purchases are flagged as high-conviction signals because they represent meaningful personal capital commitments by executives or directors who have direct visibility into the company's operations and prospects.

Question 5

Where do the insider transactions on this page come from?

Accepted Answer

All transactions shown on InsiderAct company pages are sourced directly from SEC EDGAR Form 4 filings — the mandatory public disclosures that corporate insiders must submit within 2 business days of any stock transaction. InsiderAct ingests these filings in near real time and filters for open-market purchases and sales.


2026-06-01	2026-05-29	Phillippy Robert J	Director	Sale	1,320	$217.67	$287,322
2026-06-01	2026-05-29	Phillippy Robert J	Director	Sale	1,084	$218.59	$236,956
2026-06-01	2026-05-29	Phillippy Robert J	Director	Sale	740	$219.54	$162,460
2026-06-01	2026-05-29	Phillippy Robert J	Director	Sale	356	$220.30	$78,426
2026-05-15	2026-05-13	Khilnani Vinod M	Director	Sale	752	$206.68	$155,421
2026-05-15	2026-05-13	Khilnani Vinod M	Director	Sale	735	$205.33	$150,914
2026-05-15	2026-05-13	Khilnani Vinod M	Director	Sale	603	$208.74	$125,869
2026-05-15	2026-05-13	Khilnani Vinod M	Director	Sale	410	$208.04	$85,294
2026-05-15	2026-05-13	Vijayvargiya Jugal K.	CEO	Exercise Conversion	28,071	$50.95	$1,430,217
2026-05-15	2026-05-13	Vijayvargiya Jugal K.	CEO	Tax Payment	15,183	$209.70	$3,183,875

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