Summary
Updated Aug 31, 2026
Darlene J. S. Solomon is Director of MATERION Corp (MTRN). 9 SEC Form 4 filings on record going back to 2024, most recently on 11 August 2026. Most recent open-market trade: sold $1.08M of MTRN on 11 August 2026. Lifetime open-market sales: $1.08M.
Recent Transactions
5Every recent SEC Form 4 transaction Darlene J. S. Solomon has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Darlene J. S. Solomon go back to 2024: 9 primary Form 4 filings, an average of 3.0 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Darlene J. S. Solomon files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Jugal K. Vijayvargiya - $9.02M of MTRN open-market activity in the last 12 months
- Anand Sampath - $2.56M of MASI open-market activity in the last 12 months
- Shelly Marie Chadwick - $2.45M of MTRN open-market activity in the last 12 months
- Gregory R. Chemnitz - $1.44M of MTRN open-market activity in the last 12 months
- Vinod M. Khilnani - $1.11M of MTRN open-market activity in the last 12 months
- Robert J. Phillippy - $765K of MTRN open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Darlene J. S. Solomon?
Darlene J. S. Solomon is a corporate insider, tracked as Director of MATERION Corp (MTRN). InsiderAlpha holds 9 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Darlene J. S. Solomon submitted recently?
2 primary Form 4 filings in the last 90 days, covering 2 companies.
Has Darlene J. S. Solomon been buying or selling stock?
Recorded transactions: 0 open-market purchases and 1 open-market sale ($1.08M) across all tracked filings.
Where can I see all of Darlene J. S. Solomon's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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