Greenwich LifeSciences Inc.
Last updated September 27, 2026
Organization details
- Legal name
- Greenwich LifeSciences Inc.
- Ownership
- Public
- Status
- Active
- SIC code
- 2834 — Pharmaceutical Preparations
- Jurisdiction of incorporation
- Delaware
- Headquarters city
- Stafford
- Headquarters state / province
- Texas
- Headquarters country
- United States
- Fiscal year end
- December
- Ticker symbol
- GLSI
- Primary stock exchange
- Nasdaq
Identifiers
- SEC CIK
- 0001799788
- EIN
- 20-5473709
Board of directors
-
David McWilliams · DirectorSince 2024
-
Eric Rothe · DirectorSince 2024
-
Frank Joseph Daugherty · Director · Chief Medical OfficerSince 2024
-
Kenneth Hallock · DirectorSince 2024
-
Snehal Patel · Director · CEO and CFOSince 2023
Chief executives
Snehal Patel
· CEO and CFO
Dates unknown
Director election results
Annual meeting of December 18, 2025. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
100.0%
-
100.0%
-
100.0%
-
100.0%
-
100.0%
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
- Bought, last 12 months
- $586,328
- 13 purchases by 1 insider
- Sold, last 12 months
- $0
- 0 sales by 0 insiders
| Date | Insider | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Jul 29, 2026 | Snehal Patel Director, Officer (CEO and CFO), 10% owner | Open-market purchase | +700 | $13.10 | $9,170 |
| Jul 28, 2026 | Snehal Patel Director, Officer (CEO and CFO), 10% owner | Open-market purchase | +1,500 | $13.59 | $20,385 |
| Jul 27, 2026 | Snehal Patel Director, Officer (CEO and CFO), 10% owner | Open-market purchase | +1,500 | $13.62 | $20,430 |
| Jul 24, 2026 | Snehal Patel Director, Officer (CEO and CFO), 10% owner | Open-market purchase | +1,100 | $12.88 | $14,168 |
| Jul 23, 2026 | Snehal Patel Director, Officer (CEO and CFO), 10% owner | Open-market purchase | +2,500 | $13.14 | $32,850 |
| Jan 13, 2026 | Snehal Patel Director, Officer (CEO and CFO), 10% owner | Open-market purchase | +1,800 | $29.83 | $53,694 |
| Jan 12, 2026 | Snehal Patel Director, Officer (CEO and CFO), 10% owner | Open-market purchase | +2,900 | $27.54 | $79,866 |
| Dec 31, 2025 | Snehal Patel Director, Officer (CEO and CFO), 10% owner | Open-market purchase | +4,300 | $21.36 | $91,848 |
| Dec 30, 2025 | Snehal Patel Director, Officer (CEO and CFO), 10% owner | Open-market purchase | +2,900 | $21.73 | $63,017 |
| Dec 18, 2025 | Snehal Patel Director, Officer (CEO and CFO), 10% owner | Open-market purchase | +4,100 | $12.62 | $51,742 |
| Nov 25, 2025 | Snehal Patel Director, Officer (CEO and CFO), 10% owner | Open-market purchase | +4,600 | $8.37 | $38,502 |
| Nov 7, 2025 | Snehal Patel Director, Officer (CEO and CFO), 10% owner | Open-market purchase | +10,600 | $8.43 | $89,358 |
| Oct 31, 2025 | Snehal Patel Director, Officer (CEO and CFO), 10% owner | Open-market purchase | +2,300 | $9.26 | $21,298 |
| Apr 25, 2025 | Snehal Patel Director, Officer (CEO and CFO), 10% owner | Open-market purchase | +3,600 | $9.88 | $35,568 |
| Apr 17, 2025 | Snehal Patel Director, Officer (CEO and CFO), 10% owner | Open-market purchase | +5,400 | $8.98 | $48,492 |
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