Dennis Thomas St
Director · FORMFACTOR INC
- 2024
- Jun 17, 2026
- 14
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Dennis Thomas St 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.
- William John Miller - $22.83M in VECO purchases and sales in the last 12 months
- Mike Slessor - $11.78M in FORM purchases and sales in the last 12 months
- Gordon Hunter - $4.90M in VECO purchases and sales in the last 12 months
- Susan Wilkerson - $3.28M in VECO purchases and sales in the last 12 months
- Richard A. Damore - $2.65M in VECO purchases and sales in the last 12 months
- John P. Kiernan - $1.79M in VECO purchases and sales in the last 12 months
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Frequently asked questions
Who is Dennis Thomas St?
Dennis Thomas St is a corporate insider, tracked as Director of FORMFACTOR INC (FORM). InsiderAlpha holds 14 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Dennis Thomas St last file a Form 4?
The most recent primary Form 4 on record is dated 17 June 2026, one of 14 filings going back to 2024.
Has Dennis Thomas St been buying or selling stock?
Recorded transactions: 0 open-market purchases and 9 open-market sales ($1.78M) across all tracked filings.
