Philip D. Davies - SEC Form 4 Insider Trading Activity
Summary
Updated Aug 3, 2026
Philip D. Davies has filed 4 SEC Form 4 filings across 1 company in the last 90 days - selling. Lifetime open-market sales: $5.89M.
Profile
Philip D. Davies holds the role of VP Global Sales & Marketing at VICOR CORP (VICR). Davies has reported 9 insider filings with the SEC since 2025. The most recent filing was in July 2026.
| Role | Corp. VP-Global Sales & Mktg. |
|---|---|
| Notability | 28/100 |
Board memberships
- VICOR CORP
Reported roles
- VP Global Sales & Marketing
Trading Pattern
InsiderAlpha's records for Philip D. Davies go back to 2025: 9 primary Form 4 filings, an average of 4.5 per year. 69 recorded transactions carry a Rule 10b5-1 flag, meaning they were pre-scheduled under a written trading plan rather than discretionary.
Career & Filing History
Every role Philip D. Davies has reported on a Form 4, reconstructed from the filings themselves - reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
- Corp. VP-Global Sales & Mktg. at VICOR CORP (VICR) - 2 filings, 2026
- VP Global Sales & Marketing, Director at VICOR CORP (VICR) - 5 filings, 2025 to 2026
- Corp. VP - Sales, Director at VICOR CORP (VICR) - 1 filing, 2026
- VP Global Sales Marketing, Director at VICOR CORP (VICR) - 1 filing, 2025
Recent Transactions
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-07-06 | VICR | VICOR CORP | S - Open-market sale [10b5-1] | 100 | $366.68 | $37K |
| 2026-07-06 | VICR | VICOR CORP | S - Open-market sale [10b5-1] | 200 | $364.51 | $73K |
| 2026-07-06 | VICR | VICOR CORP | S - Open-market sale [10b5-1] | 470 | $361.95 | $170K |
| 2026-07-06 | VICR | VICOR CORP | S - Open-market sale [10b5-1] | 230 | $359.82 | $83K |
| 2026-07-06 | VICR | VICOR CORP | S - Open-market sale [10b5-1] | 300 | $358.62 | $108K |
| 2026-07-06 | VICR | VICOR CORP | S - Open-market sale [10b5-1] | 400 | $357.62 | $143K |
| 2026-07-06 | VICR | VICOR CORP | S - Open-market sale [10b5-1] | 400 | $354.76 | $142K |
| 2026-07-06 | VICR | VICOR CORP | S - Open-market sale [10b5-1] | 300 | $353.31 | $106K |
| 2026-07-06 | VICR | VICOR CORP | S - Open-market sale [10b5-1] | 300 | $352.45 | $106K |
| 2026-07-06 | VICR | VICOR CORP | S - Open-market sale [10b5-1] | 200 | $349.52 | $70K |
| 2026-07-06 | VICR | VICOR CORP | S - Open-market sale [10b5-1] | 173 | $348.84 | $60K |
| 2026-07-06 | VICR | VICOR CORP | M - Option exercise [10b5-1] | 2.4K | $30.98 | $74K |
| 2026-07-06 | VICR | VICOR CORP | M - Option exercise [10b5-1] | 679 | $41.61 | $28K |
| 2026-06-02 | VICR | VICOR CORP | S - Open-market sale [10b5-1] | 100 | $329.52 | $33K |
| 2026-06-02 | VICR | VICOR CORP | S - Open-market sale [10b5-1] | 372 | $328.48 | $122K |
| 2026-06-02 | VICR | VICOR CORP | S - Open-market sale [10b5-1] | 100 | $326.93 | $33K |
| 2026-06-02 | VICR | VICOR CORP | S - Open-market sale [10b5-1] | 600 | $325.18 | $195K |
| 2026-06-02 | VICR | VICOR CORP | S - Open-market sale [10b5-1] | 400 | $323.44 | $129K |
| 2026-06-02 | VICR | VICOR CORP | S - Open-market sale [10b5-1] | 200 | $321.93 | $64K |
| 2026-06-02 | VICR | VICOR CORP | S - Open-market sale [10b5-1] | 500 | $319.02 | $160K |
Companies - Last 90 Days
- VICOR CORP (VICR) - 4 filings, last 2026-07-06
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades at the companies Philip D. Davies has recently filed at. Multiple unrelated insiders buying the same stock within a short window - cluster buying - has historically been one of the strongest Form 4 signals.
- Patrizio Vinciarelli - $271.99M of VICR open-market activity in the last 12 months
- Claudio Tuozzolo - $13.72M of VICR open-market activity in the last 12 months
- James F. Schmidt - $8.43M of VICR open-market activity in the last 12 months
- Estia J. Eichten - $7.35M of VICR open-market activity in the last 12 months
- Michael McNamara - $7.12M of VICR open-market activity in the last 12 months
- Andrew D'Amico - $5.65M of VICR open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
- Gjorgi Popstefanov
- Adam D. Portnoy
- David Portnoy
- PRUDENTIAL FINANCIAL INC
- PRUDENTIAL INSURANCE CO OF AMERICA
- PUBLIC INVESTMENT FUND
- Qatar Investment Authority
- R01 Fund LP
Frequently Asked Questions
Who is Philip D. Davies?
Philip D. Davies holds the role of VP Global Sales & Marketing at VICOR CORP (VICR). Davies has reported 9 insider filings with the SEC since 2025. The most recent filing was in July 2026.…
How many SEC Form 4 filings has Philip D. Davies submitted recently?
4 primary Form 4 filings in the last 90 days, covering 1 company.
Has Philip D. Davies been buying or selling stock?
Recorded transactions: 0 open-market purchases and 53 open-market sales ($5.89M) across all tracked filings.
Where can I see all of Philip D. Davies'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.
Learn More
Open the live Philip D. Davies profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.