Summary
Updated Aug 31, 2026
Michael S. Clifton is Director of Rigetti Computing, Inc. (RGTI). 15 SEC Form 4 filings on record going back to 2024, most recently on 16 June 2026. Most recent open-market trade: sold $1.00M of RGTI on 12 September 2025. Lifetime open-market sales: $10.46M.
Recent Transactions
10Every recent SEC Form 4 transaction Michael S. Clifton has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Michael S. Clifton go back to 2024: 15 primary Form 4 filings, an average of 5.0 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 Michael S. Clifton 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.
- David Rivas - $15.01M of RGTI open-market activity in the last 12 months
- Ray O. Johnson - $6.87M of RGTI open-market activity in the last 12 months
- Helene Gail Sandford - $3.68M of RGTI open-market activity in the last 12 months
- Subodh K. Kulkarni - $2.62M of RGTI open-market activity in the last 12 months
- Thomas J. Iannotti - $1.95M of RGTI open-market activity in the last 12 months
- Alissa Fitzgerald - $1.33M of RGTI 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 Michael S. Clifton?
Michael S. Clifton is a corporate insider, tracked as Director of Rigetti Computing, Inc. (RGTI). InsiderAlpha holds 15 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 Michael S. Clifton submitted recently?
3 primary Form 4 filings in the last 90 days, covering 1 company.
Has Michael S. Clifton been buying or selling stock?
Recorded transactions: 0 open-market purchases and 19 open-market sales ($10.46M) across all tracked filings.
Where can I see all of Michael S. Clifton'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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