Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Ambra R. Roth 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.
- Susan Ocampo - $474.39M of MTSI open-market activity in the last 12 months
- Peter Y. Chung - $16.36M of MTSI open-market activity in the last 12 months
- Stephen G. Daly - $12.77M of MTSI open-market activity in the last 12 months
- John Kober - $10.39M of MTSI open-market activity in the last 12 months
- Robert Dennehy - $5.73M of MTSI open-market activity in the last 12 months
- Donghyun Thomas Hwang - $4.77M of MTSI 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 Ambra R. Roth?
Ambra R. Roth is a corporate insider, tracked as SVP, GC and Secretary of MACOM Technology Solutions Holdings, Inc. (MTSI). InsiderAlpha holds 10 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Ambra R. Roth last file a Form 4?
The most recent primary Form 4 on record is dated 21 November 2025, one of 10 filings going back to 2024.
Has Ambra R. Roth been buying or selling stock?
Recorded transactions: 0 open-market purchases and 11 open-market sales ($4.95M) across all tracked filings.
Where can I see all of Ambra R. Roth'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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