Summary
Updated Aug 31, 2026
Helene Gail Sandford is Director of Rigetti Computing, Inc. (RGTI). 3 SEC Form 4 filings on record, most recently on 17 October 2025. Most recent open-market trade: sold $2.78M of RGTI on 17 October 2025. Lifetime open-market sales: $3.68M.
Recent Transactions
7Every recent SEC Form 4 transaction Helene Gail Sandford has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Helene Gail Sandford go back to 2025: 3 primary Form 4 filings, an average of 1.5 per year. 1 recorded transaction carries a Rule 10b5-1 flag, meaning it was 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 Helene Gail Sandford 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
- Michael S. Clifton - $7.25M 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
- 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 Helene Gail Sandford?
Helene Gail Sandford is a corporate insider, tracked as Director of Rigetti Computing, Inc. (RGTI). InsiderAlpha holds 3 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Helene Gail Sandford last file a Form 4?
The most recent primary Form 4 on record is dated 17 October 2025, one of 3 filings going back to 2025.
Has Helene Gail Sandford been buying or selling stock?
Recorded transactions: 0 open-market purchases and 7 open-market sales ($3.68M) across all tracked filings.
Where can I see all of Helene Gail Sandford'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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