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Greenwich LifeSciences, Inc. (GLSI)

Greenwich LifeSciences, Inc. (GLSI) Insider Trading

Directors, officers and holders of more than 10% of GLSI report their trades in its stock on SEC Form 4, within two business days. Each row below is one Form 4 transaction line. The one-letter code says what kind of transaction it was: only P (purchase) and S (sale) are open-market or private trades; awards, option exercises, tax withholding and gifts carry other codes.

Recent Form 4 transactions

The 35 most recent of 35 transactions on file: 27 with code P, 0 with code S and 8 with other codes.

DateInsiderCodeShares
Jul 29, 2026Patel SnehalP Purchase700
Jul 28, 2026Patel SnehalP Purchase1,500
Jul 27, 2026Patel SnehalP Purchase1,500
Jul 24, 2026Patel SnehalP Purchase1,100
Jul 23, 2026Patel SnehalP Purchase2,500
Jan 13, 2026Patel SnehalP Purchase1,800
Jan 12, 2026Patel SnehalP Purchase2,900
Dec 31, 2025Patel SnehalP Purchase4,300
Dec 30, 2025Patel SnehalP Purchase2,900
Dec 18, 2025Patel SnehalP Purchase4,100
Nov 25, 2025Patel SnehalP Purchase4,600
Nov 13, 2025Patel SnehalA Award100,000
Nov 7, 2025Patel SnehalP Purchase10,600
Oct 31, 2025Patel SnehalP Purchase2,300
Apr 25, 2025Patel SnehalP Purchase3,600
Apr 17, 2025Patel SnehalP Purchase5,400
Apr 7, 2025Patel SnehalP Purchase3,600
Apr 4, 2025Patel SnehalP Purchase5,500
Jan 10, 2025Patel SnehalP Purchase2,500
Jan 7, 2025Patel SnehalP Purchase1,800
Jan 6, 2025Patel SnehalP Purchase1,100
Jan 3, 2025Patel SnehalP Purchase3,400
Jan 2, 2025Patel SnehalP Purchase2,000
Dec 31, 2024Patel SnehalP Purchase2,400
Dec 30, 2024Patel SnehalP Purchase3,200
Dec 24, 2024McWilliams DavidA Award61,984
Dec 24, 2024Patel SnehalA Award1,148,723
Dec 24, 2024Patel SnehalA Award25,008
Dec 24, 2024Rothe EricA Award41,349
Dec 24, 2024Thompson JayeA Award149,818
Dec 24, 2024Hallock KennethA Award41,349
Dec 24, 2024Daugherty Frank JosephA Award104,890
Nov 21, 2024Thompson JayeP Purchase1,000
Sep 26, 2024Patel SnehalP Purchase1,500
Aug 12, 2024Thompson JayeP Purchase800

Questions about this data

Which insider transactions are open-market trades?

Code P (open market or private purchase) and code S (open market or private sale). Code F is shares withheld to pay tax on vesting stock, A is an award from the company, M and X are option exercises and G is a gift. None of those is the insider choosing to buy or sell in the market.

How quickly are insider trades reported?

A Form 4 is due before the end of the second business day after the trade. The date shown is the transaction date from the form.

Who has to file Form 4?

Officers, directors and beneficial owners of more than 10% of a class of the company’s registered equity, under Section 16 of the Securities Exchange Act.

Look up any code in the Form 4 transaction code reference, or read Form 4 codes explained.