Summary
Updated Aug 31, 2026
George Alex Tosheff is Director of Tenable Holdings, Inc. (TENB). 3 SEC Form 4 filings on record going back to 2024, most recently on 15 May 2026.
Recent Transactions
3Every recent SEC Form 4 transaction George Alex Tosheff has reported, most recent first.
Trading Pattern
InsiderAlpha's records for George Alex Tosheff go back to 2024: 3 primary Form 4 filings, an average of 1.0 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies George Alex Tosheff 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.
- A. Brooke Seawell - $601K of TENB open-market activity in the last 12 months
- Matthew Charles Brown - $258K of TENB open-market activity in the last 12 months
- Arthur W. Coviello Jr. - $258K of TENB open-market activity in the last 12 months
- Raymond Vicks Jr. - $165K of TENB open-market activity in the last 12 months
- Linda Kay Zecher - $141K of TENB open-market activity in the last 12 months
- Barron Anschutz - $28K of TENB 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 George Alex Tosheff?
George Alex Tosheff is a corporate insider, tracked as Director of Tenable Holdings, Inc. (TENB). InsiderAlpha holds 3 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did George Alex Tosheff last file a Form 4?
The most recent primary Form 4 on record is dated 15 May 2026, one of 3 filings going back to 2024.
Where can I see all of George Alex Tosheff'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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