Summary
Updated Aug 31, 2026
Jeffrey W. Dunn is Director of SI-BONE, Inc. (SIBN). 11 SEC Form 4 filings on record going back to 2024, most recently on 5 August 2026. Most recent open-market trade: sold $369K of SIBN on 5 August 2026. Lifetime open-market sales: $2.05M.
Recent Transactions
17Every recent SEC Form 4 transaction Jeffrey W. Dunn has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Jeffrey W. Dunn go back to 2024: 11 primary Form 4 filings, an average of 3.7 per year. 6 recorded transactions carry a Rule 10b5-1 flag, meaning they were pre-scheduled under a written trading plan rather than discretionary.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Jeffrey W. Dunn 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.
- Laura Francis - $3.93M of SIBN open-market activity in the last 12 months
- Anshul Maheshwari - $1.34M of SIBN open-market activity in the last 12 months
- Michael A. Pisetsky - $646K of SIBN open-market activity in the last 12 months
- Anthony J. Recupero - $438K of SIBN open-market activity in the last 12 months
- Timothy E. Davis Jr. - $104K of SIBN open-market activity in the last 12 months
- Mika Nishimura - $57K of SIBN 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 Jeffrey W. Dunn?
Jeffrey W. Dunn is a corporate insider, tracked as Director of SI-BONE, Inc. (SIBN). InsiderAlpha holds 11 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 Jeffrey W. Dunn submitted recently?
2 primary Form 4 filings in the last 90 days, covering 1 company.
Has Jeffrey W. Dunn been buying or selling stock?
Recorded transactions: 0 open-market purchases and 12 open-market sales ($2.05M) across all tracked filings.
Where can I see all of Jeffrey W. Dunn'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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