Summary
Updated Aug 31, 2026
Andreas W. Mattes is Director of COHU INC (COHU). 1 SEC Form 4 filing on record, dated 19 May 2026.
Recent Transactions
1Every recent SEC Form 4 transaction Andreas W. Mattes has reported, most recent first.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Andreas W. Mattes 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.
- Luis A. Muller - $2.11M of COHU open-market activity in the last 12 months
- Christopher Bohrson - $963K of COHU open-market activity in the last 12 months
- Steven J. Bilodeau - $807K of COHU open-market activity in the last 12 months
- Andrew M. Caggia - $789K of COHU open-market activity in the last 12 months
- Jeffrey D. Jones - $609K of COHU open-market activity in the last 12 months
- James A. Donahue - $480K of COHU 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 Andreas W. Mattes?
Andreas W. Mattes is a corporate insider, tracked as Director of COHU INC (COHU). InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
When did Andreas W. Mattes last file a Form 4?
The only primary Form 4 on record is dated 19 May 2026.
Where can I see all of Andreas W. Mattes'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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