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Insider ActivityFORM
St Dennis Thomas, Director at FORMFACTOR INC, sold $424K of FORM
Updated Jun 19, 2026
St Dennis Thomas
Director
FORMFACTOR INC ·
$FORM
Transaction Details
| Insider | St Dennis Thomas |
|---|---|
| Title | Director |
| Company | FORMFACTOR INC |
| Ticker | FORM |
| Transaction Type | Sale |
| Transaction Date | 2026-06-15 |
| Shares Traded | 2,800 |
| Price Per Share | $151.49 |
| Total Value | $424K |
| Filed Date | 2026-06-16 |
| Accession Number | 0001628280-26-043696 |
Ownership Context
| Shares Owned After Transaction | 29,073 |
|---|---|
| Ownership Type | Direct |
SEC Filing
Accession: 0001628280-26-043696
Other Insider Trades — FORM
| Insider | Title | Action | Value | Date |
|---|---|---|---|---|
| St Dennis Thomas | Director | traded | — | 2026-06-16 |
| SLESSOR MIKE | CEO, Director | sold | $48K | 2026-06-10 |
| SLESSOR MIKE | CEO, Director | sold | $91K | 2026-06-10 |
| SLESSOR MIKE | CEO, Director | sold | $118K | 2026-06-10 |
| SLESSOR MIKE | CEO, Director | sold | $201K | 2026-06-10 |
| SLESSOR MIKE | CEO, Director | sold | $307K | 2026-06-10 |
| SLESSOR MIKE | CEO, Director | sold | $514K | 2026-06-10 |
| SLESSOR MIKE | CEO, Director | sold | $165K | 2026-06-10 |
| McKinnis Aric Brendan | CFO, SVP Global Finance | traded | — | 2026-06-02 |
| McKinnis Aric Brendan | CFO, SVP Global Finance | traded | $24K | 2026-06-02 |
Other Trades by St Dennis Thomas
| Ticker | Company | Action | Value | Date |
|---|---|---|---|---|
| FORM | FORMFACTOR INC | traded | — | 2026-06-16 |
| ACLS | AXCELIS TECHNOLOGIES INC | sold | $140K | 2026-05-22 |
| FORM | FORMFACTOR INC | sold | $116K | 2026-05-19 |
| FORM | FORMFACTOR INC | traded | — | 2026-05-15 |
| ACLS | AXCELIS TECHNOLOGIES INC | traded | — | 2026-05-15 |
| VECO | VEECO INSTRUMENTS INC | sold | $87K | 2026-05-11 |
| VECO | VEECO INSTRUMENTS INC | traded | — | 2026-05-08 |
Full Ticker Profile
View all insider trades, dark pool activity, congressional filings, and the Whisper Score for FORM — FORMFACTOR INC →
Whisper Score — FORM
12.64
Dead Silence
Current Whisper Score
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Data sourced from SEC Form 4 insider trading filings. Transaction details are as reported to the Securities and Exchange Commission. This page does not constitute financial advice. StonkWhisper presents public records — it does not verify or guarantee the accuracy of SEC filings.
Last updated: June 19, 2026 at 07:00 UTC