Robert J. Phillippy
Director · MATERION Corp
IndividualSelling only
- 2024
- Sep 9, 2026
- 21
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Robert J. Phillippy 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 in MTRN purchases and sales in the last 12 months
- Shelly Marie Chadwick - $2.45M in MTRN purchases and sales in the last 12 months
- Bryan H. Sayler - $2.15M in ESE purchases and sales in the last 12 months
- Vinod M. Khilnani - $1.58M in MTRN purchases and sales in the last 12 months
- Gregory R. Chemnitz - $1.44M in MTRN purchases and sales in the last 12 months
- Christopher L. Tucker - $1.10M in ESE purchases and sales in the last 12 months
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Frequently asked questions
Who is Robert J. Phillippy?
Robert J. Phillippy is a corporate insider, tracked as Director of MATERION Corp (MTRN). InsiderAlpha holds 21 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 Robert J. Phillippy submitted recently?
2 primary Form 4 filings in the last 90 days, covering 2 companies.
Has Robert J. Phillippy been buying or selling stock?
Recorded transactions: 0 open-market purchases and 11 open-market sales ($1.59M) across all tracked filings.
