SEC filingsOct 12, 2026 to Oct 19, 2026: insiders reported 840 purchases and sales across 212 companies.840 insider purchases and sales in 7 daysSee the filings →
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Company profile

GLSI

Greenwich LifeSciences Inc.
NASDAQHealth Care

Latest close: 14.59 USD · Oct 16, 2026 · 1 year · split-adjusted

On the price, the facts of the public record■Insider buy□Insider sell●Results filed
With an account, also○dividends▲splits◌next earningswith an account

End-of-day prices provided by Twelve Data · One close per session; the series does not update during the trading day.

Latest on record

The most recent facts, as filed.

Up to three of the most recent, checkable facts already loaded on this page, each linked to its source.

  1. Aug 11, 2026Quarterly report · 10-QFiled by the company itself.Open the filing ↗
  2. Jul 29, 2026Reported purchase · Form 4Snehal Patel, CEO and CFO · $9.2KOpen the filing ↗
  3. Jul 28, 2026Reported purchase · Form 4Snehal Patel, CEO and CFO · $20.4KOpen the filing ↗

In numbers

What this profile holds, counted.

Closes · 1 year250
SEC filings on record2567 flagged findings
Reported transactions (Form 4)48since Feb 15, 2024
Corporate events (8-K)8since Sep 28, 2020

What the record says

Description, identity and filings, each with its source.

Every block cites its source. The colour of a finding marks its category — which document, who filed it — not how much it matters.

SEC topics

Regulatory history

Topics detected in its SEC reports, with the original excerpt.

Each topic is assigned by a classifier over the full filing; the excerpts show where it was detected and are not always enough to verify it. Open the filing to read it in full.

  • 2026-06-04share offering or dilution eventrecentOpen filing ↗
    “…OF STOCKHOLDERS’ EQUITY FOR THE THREE MONTHS ENDED MARCH 31, 2026 AND 2025 (UNAUDITED) Additional Total Common Stock Paid-in…”
    +1 more passage from the same document
    • “…stock via ATM program, net of costs 39,918 40 492,383 — 492,423 Net loss — — — ( 2,744,780 ) ( 2,744,780 ) Balances, March 31, 2025…”
  • 2026-06-01share offering or dilution eventrecentOpen filing ↗
    “…expenses for the Phase III clinical trial. Investing Activities We did not use or generate cash from investing activities during…”
    +1 more passage from the same document
    • “…provided by financing activities was $11,999,484 during the year ended December 31, 2025, attributable to the sale of common stock…”
  • 2026-06-01listing compliance noticerecentOpen filing ↗
    “…and costly, particularly after we are no longer an “emerging growth company.” Our management and other personnel will…”
  • 2026-06-01capital return (buybacks/dividends)recentOpen filing ↗
    “…during the vesting period due to rounding up of fractional shares, had vested at approximately $ 2,009,657 value and 15,181 shares…”
    +1 more passage from the same document
    • “…and unrecognized at approximately $ 34,157 value. In 2025 and 2024, no shares of common stock grant vested. On January 23,…”
  • 2026-06-01Department of Justice inquiryrecentOpen filing ↗
    “…to permit the import or export of products, or require us to initiate a product recall. The occurrence of any event or penalty…”
    +1 more passage from the same document
    • “…expedite the development or approval process. Other Healthcare Laws and Compliance Requirements Our sales, promotion, medical…”
  • 2026-06-01reverse splitrecentOpen filing ↗
    “…of $ 2,065,366 and net proceeds of $ 1,869,111 , after deducting underwriting discounts and commissions and offering expenses borne…”
    +1 more passage from the same document
    • “…proceeds of $ 2,065,366 and net proceeds of $ 1,869,111 , after deducting underwriting discounts and commissions and offering…”
  • 2025-11-14share offering or dilution eventrecentOpen filing ↗
    “…Sale of common stock via ATM program, net of costs 280,292 280 2,607,965 — 2,608,245 Net loss ( 4,025,278 ) ( 4,025,278 )…”
    +1 more passage from the same document
    • “…used in operating activities: Amortization 1,779 2,709 Stock-based compensation 4,632,642 1,783,566 Changes in operating assets and…”

Original excerpts from SEC filings, untranslated. Not advice and not a prediction.

SEC record

SEC dossier

What this company has filed with the SEC, in plain language.

The 25 most recent filings (of 256)

Everything filed

Every SEC filing, newest first, with what it is. Below, each type with its own explanation.

  • Aug 11, 2610-Q ↗Quarterly report
  • Insider transaction · 3 Form 4 filingsshow all 3hide
  • Jun 4, 2610-Q ↗Quarterly report
  • Jun 1, 2610-K ↗Annual report
  • Mar 31, 26NT 10-K ↗Late filing notice
  • Insider transaction · 5 Form 4 filingsshow all 5hide
  • Dec 18, 258-K ↗Current report · Shareholder vote results
  • Insider transaction · 2 Form 4 filingsshow all 2hide
  • Nov 14, 2510-Q ↗Quarterly report
  • Insider transaction · 2 Form 4 filingsshow all 2hide
  • Nov 3, 25DEFA14A ↗Shareholder meeting and votes
  • Nov 3, 25DEF 14A ↗Shareholder meeting and votes
  • Aug 14, 2510-Q ↗Quarterly report
  • Jul 24, 258-K ↗Current report · Auditor change filing (8-K Item 4.01)
  • May 20, 2510-Q ↗Quarterly report
  • May 15, 25NT 10-Q ↗Late filing notice
  • Apr 29, 25Form 4 ↗Insider transaction

256 filings on record, the oldest from Feb 20, 20.

Listing the 25 most recent filings of the 256 on record.

8-Ks, explained

Structure5Governance3
  • Jul 24, 25GovernanceAuditor change filing (8-K Item 4.01)+1 more in the same filing8-K 4.01 ↗
  • Jun 17, 24StructureEntered a material agreement+2 more in the same filing8-K 1.01 ↗
  • Feb 20, 24GovernanceAuditor change filing (8-K Item 4.01)+1 more in the same filing8-K 4.01 ↗
  • Jul 12, 22StructureEntered a material agreement+1 more in the same filing8-K 1.01 ↗
  • Dec 22, 20StructureEntered a material agreement+2 more in the same filing8-K 1.01 ↗
  • Oct 1, 20GovernanceA senior executive left or was appointed+3 more in the same filing8-K 5.02 ↗
  • Sep 28, 20StructureEntered a material agreement+2 more in the same filing8-K 1.01 ↗

Corporate events are tracked from 2004-08-23, when the SEC renumbered 8-K items. Earlier filings use an incompatible numbering and are not classified here.

SEC record

Insider transactions

Buys and sells reported by officers, directors and major shareholders on SEC Form 4.

Buys and sells

  • Jul 29, 26Buy$9KSnehal PatelCEO and CFO↗
  • Jul 28, 26Buy$20KSnehal PatelCEO and CFO↗
  • Jul 27, 26Buy$20KSnehal PatelCEO and CFO↗
  • Jul 24, 26Buy$14KSnehal PatelCEO and CFO↗
  • Jul 23, 26Buy$33KSnehal PatelCEO and CFO↗
  • Jan 13, 26Buy$54KSnehal PatelCEO and CFO↗
  • Jan 12, 26Buy$80KSnehal PatelCEO and CFO↗
  • Dec 31, 25Buy$92KSnehal PatelCEO and CFO↗
  • Dec 30, 25Buy$63KSnehal PatelCEO and CFO↗
  • Dec 18, 25Buy$52KSnehal PatelCEO and CFO↗
  • Nov 25, 25Buy$39KSnehal PatelCEO and CFO↗
  • Nov 7, 25Buy$89KSnehal PatelCEO and CFO↗

There are 28 more transactions in this stretch.

The full record holds 72 transactions and goes back to Dec 29, 22.

Its sector and its market

Greenwich LifeSciences Inc. among Health Care companies

The profile shows what is on record. Context and Radar place the company among those of its sector and region.

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Coverage

What sits behind this page.

Where each figure comes from and how far it reaches.

Prices
End-of-day closes provided by Twelve Data. One close per session; not real time. Closes adjusted for splits.
Series quality
250 clean closes in the period.
SEC records
256 documents on file, from Feb 20, 2020 to Aug 11, 2026.
Company description
No description available.
This page
Generated on Oct 19, 2026; refreshed through the day.

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No. It is one close per session, from the provider and with the date shown on the profile; it does not update during the trading day.

Which SEC documents appear here?

Those filed with the SEC by the company, its insiders and its major shareholders, within our coverage: periodic reports (10-K, 10-Q, 20-F), material events (8-K), proposed sale notices (Form 144), insider transactions (Form 4) and stakes above 5% (13D/13G). Each links to the original on EDGAR.

Why does a European company show no SEC records?

It depends on the company: some European issuers file a 20-F or 6-K with the SEC and others don't. The profile shows whatever is on record; when there is nothing, it says so rather than guessing why. Europe does not yet have a common filing archive like EDGAR in the United States. The EU will open its own, ESAP, in July 2027 (managers' transactions arrive in January 2028), and we plan to add it once it is available.

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Greenwich LifeSciences Inc. (GLSI): stock price history, insider trades and SEC filings — HornScout