Summary
Updated Aug 30, 2026
David L. Swartz is Director of RadNet, Inc. (RDNT). 3 SEC Form 4 filings on record going back to 2025, most recently on 22 June 2026. Most recent open-market trade: sold $145K of RDNT on 22 June 2026. Lifetime open-market sales: $145K.
Recent Transactions
3Every recent SEC Form 4 transaction David L. Swartz 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 David L. Swartz 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.
- Stephen M. Forthuber - $6.09M of RDNT open-market activity in the last 12 months
- Mital Patel - $3.90M of RDNT open-market activity in the last 12 months
- Mark Stolper - $2.59M of RDNT open-market activity in the last 12 months
- Alma Gregory Sorensen - $1.87M of RDNT open-market activity in the last 12 months
- David Jeffrey Katz - $1.04M of RDNT open-market activity in the last 12 months
- Norman R. Hames - $727K of RDNT 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 David L. Swartz?
David L. Swartz is a corporate insider, tracked as Director of RadNet, Inc. (RDNT). InsiderAlpha holds 3 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has David L. Swartz submitted recently?
2 primary Form 4 filings in the last 90 days, covering 1 company.
Has David L. Swartz been buying or selling stock?
Recorded transactions: 0 open-market purchases and 1 open-market sale ($145K) across all tracked filings.
Where can I see all of David L. Swartz'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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