Snehal Patel - SEC Form 4 Insider Trading Activity
Summary
Updated Aug 3, 2026
Snehal Patel has filed 3 SEC Form 4 filings across 1 company in the last 90 days - buying. Lifetime open-market purchases: $586K. Historical track record: 4/5 stars across 7 tracked purchases.
Profile
Snehal Patel is CEO and CFO at Greenwich LifeSciences, Inc. (GLSI). Patel has reported 19 insider filings with the SEC since 2024. The most recent filing was in January 2026.
| Role | CEO and CFO, Director, 10% Owner |
|---|---|
| Notability | 50/100 |
Board memberships
- Greenwich LifeSciences, Inc.
Reported roles
- CEO and CFO
Awards & honors
- Role as CEO and CFO guiding Greenwich LifeSciences through clinical-stage leadership
- Directorship and 10% ownership aligning insider governance with corporate strategy
- Participation in SEC filings as an insider with extensive filing activity
Track Record
InsiderAlpha computes a forward-return-based score for every insider with enough Form 4 purchase history. The metrics below reflect realised performance after each tracked open-market purchase.
| InsiderAlpha rating | ★★★★☆ (4/5) |
|---|---|
| Total purchases tracked | 7 |
| Purchases with forward-return data | 6 |
| 30-day win rate | 83% |
| 90-day win rate | 67% |
| Avg 5-day return | -2.85% |
| Avg 30-day return | +49.63% |
| Avg 90-day return | +80.63% |
| Best 30-day return | +146.25% |
Trading Pattern
InsiderAlpha's records for Snehal Patel go back to 2024: 13 primary Form 4 filings, an average of 4.3 per year. The typical open-market purchase is $45K (13 buys totaling $586K). The largest single buy on record is $92K of GLSI in 2026. 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.
Career & Filing History
Every role Snehal Patel 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.
- CEO and CFO, Director, 10% Owner at Greenwich LifeSciences, Inc. (GLSI) - 13 filings, 2024 to 2026
Recent Transactions
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-07-30 | GLSI | Greenwich LifeSciences, Inc. | P - Open-market purchase | 700 | $13.10 | $9K |
| 2026-07-30 | GLSI | Greenwich LifeSciences, Inc. | P - Open-market purchase | 1.5K | $13.59 | $20K |
| 2026-07-29 | GLSI | Greenwich LifeSciences, Inc. | P - Open-market purchase | 1.5K | $13.62 | $20K |
| 2026-07-27 | GLSI | Greenwich LifeSciences, Inc. | P - Open-market purchase | 1.1K | $12.88 | $14K |
| 2026-07-27 | GLSI | Greenwich LifeSciences, Inc. | P - Open-market purchase | 2.5K | $13.14 | $33K |
| 2026-01-15 | GLSI | Greenwich LifeSciences, Inc. | P - Open-market purchase | 1.8K | $29.83 | $54K |
| 2026-01-14 | GLSI | Greenwich LifeSciences, Inc. | P - Open-market purchase | 2.9K | $27.54 | $80K |
| 2026-01-05 | GLSI | Greenwich LifeSciences, Inc. | P - Open-market purchase | 4.3K | $21.36 | $92K |
| 2026-01-02 | GLSI | Greenwich LifeSciences, Inc. | P - Open-market purchase | 2.9K | $21.73 | $63K |
| 2025-12-19 | GLSI | Greenwich LifeSciences, Inc. | P - Open-market purchase | 4.1K | $12.62 | $52K |
| 2025-11-28 | GLSI | Greenwich LifeSciences, Inc. | P - Open-market purchase | 4.6K | $8.37 | $39K |
| 2025-11-12 | GLSI | Greenwich LifeSciences, Inc. | P - Open-market purchase | 10.6K | $8.43 | $89K |
| 2025-11-04 | GLSI | Greenwich LifeSciences, Inc. | P - Open-market purchase | 2.3K | $9.26 | $21K |
Companies - Last 90 Days
- Greenwich LifeSciences, Inc. (GLSI) - 3 filings, last 2026-07-30
Most Active Insiders Right Now
Snehal Patel has no recent co-filers at the same companies, so here are the insiders with the largest open-market activity across the market in the last 90 days.
- MetLife Investment Management, LLC - $1600000.00B of FINS open-market activity in the last 90 days
- Magnetar Financial LLC - $16357.48B of CRWV open-market activity in the last 90 days
- Marianne Okland - $18.46B of STNG open-market activity in the last 90 days
- VisionWave Holdings, Inc. - $14.13B of SVRE open-market activity in the last 90 days
- Vanessa Allen Sutherland - $7.44B of PSX open-market activity in the last 90 days
- AI Alpine (Luxembourg) S.a.r.l. - $2.69B of INIO open-market activity in the last 90 days
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
- Carl Spana
- SPC Field Partners LLC
- Jacob Virgil Spellmeyer
- City Cadiz S.L. Sport
- Timothy A. Springer
- Eric Sprott
- SR ONE CAPITAL MANAGEMENT, LLC
- Murray Stahl
Frequently Asked Questions
Who is Snehal Patel?
Snehal Patel is CEO and CFO at Greenwich LifeSciences, Inc. (GLSI). Patel has reported 19 insider filings with the SEC since 2024. The most recent filing was in January 2026.…
How many SEC Form 4 filings has Snehal Patel submitted recently?
3 primary Form 4 filings in the last 90 days, covering 1 company.
Has Snehal Patel been buying or selling stock?
Recorded transactions: 13 open-market purchases ($586K) and 0 open-market sales across all tracked filings.
How accurate is Snehal Patel's historical track record?
Across 7 tracked purchases, Snehal Patel averaged +49.6% avg 30-day return with a 83% 30-day win rate. InsiderAlpha rates the track record at 4/5 stars.
Where can I see all of Snehal Patel'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 Snehal Patel profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.