Greenwich LifeSciences, Inc.

GLSI · Nasdaq · SIC 2834: Pharmaceutical Preparations · Market Cap: $0.3B · 8 employees
68
SEC Filings
$19.54
Close 2026-07-15
8
Employees

Business Summary

PART I BUSINESS Overview We are a clinical-stage biopharmaceutical company focused on our Phase III clinical trial, Flamingo-01, which is evaluating GLSI-100, an immunotherapy to prevent breast cancer recurrences. GP2 is a 9 amino acid transmembrane peptide of the HER2/neu protein, a cell surface receptor protein that is expressed in a variety of common cancers, including expression in 75% of breast cancers at low (1+), intermediate (2+), and high (3+ or over-expressor) levels. The combination o...

Latest Stock Quote

GLSI 2026-07-15 $19.54 O:$18.93 H:$19.87 L:$18.93 Vol:0.0M VWAP:$19.3935
origin leaf: null

Next Earnings

Q2 FY2026 — expected 2026-07-14

Annual Reports (10-K)

FiledPeriodAccessionSourceFull Text
2025-04-152024-12-310001641172-25-004819EDGAR62K words
2024-04-152023-12-310001493152-24-014625EDGAR—
2023-03-312022-12-310001493152-23-010284EDGAR—
2022-03-212021-12-310001493152-22-007377EDGAR—
2021-03-312020-12-310001493152-21-007532EDGAR—

Quarterly Reports (10-Q)

FiledPeriodAccessionSourceFull Text
2025-11-142025-09-300001493152-25-023539EDGAR9K words
2025-08-142025-06-300001641172-25-024066EDGAR—
2025-05-202025-03-310001641172-25-011731EDGAR—
2024-11-142024-09-300001493152-24-045938EDGAR—
2024-08-142024-06-300001493152-24-032278EDGAR—
2024-05-202024-03-310001493152-24-020710EDGAR—
2023-10-192023-09-300001493152-23-037702EDGAR—
2023-08-212023-06-300001493152-23-029605EDGAR—
2023-05-222023-03-310001493152-23-018539EDGAR—
2022-11-142022-09-300001493152-22-032057EDGAR—
2022-08-152022-06-300001493152-22-022956EDGAR—
2022-05-202022-03-310001493152-22-014639EDGAR—

Recent Current Reports (8-K)

FiledAccessionSourceFull Text
2025-12-180001493152-25-028361EDGAR1K words
2025-07-240001641172-25-020843EDGAR—
2024-12-190001493152-24-050777EDGAR—
2024-06-170001493152-24-024035EDGAR—
2024-02-200001493152-24-007223EDGAR—
2024-02-140001493152-24-006664EDGAR—
2023-12-150001493152-23-045048EDGAR—
2023-04-130001493152-23-012053EDGAR—
2023-03-130001493152-23-007316EDGAR—
2022-12-090001493152-22-035047EDGAR—

68 total filings indexed. 41 additional filings (S-1, DEF 14A, etc.) View all (JSON) · SEC EDGAR

Sector Peers

SXTP — 60 DEGREES PHARMACEUTICALS, INC. ABT — ABBOTT LABORATORIES ABEO — ABEONA THERAPEUTICS INC. ABVC — ABVC BIOPHARMA, INC. ACIU — AC Immune SA ACAD — ACADIA PHARMACEUTICALS INC ACTU — ACTUATE THERAPEUTICS, INC. ADCT — ADC Therapeutics SA

Company Identity

CIK0001799788
TickerGLSI
ExchangeNasdaq
SIC2834: Pharmaceutical Preparations
IncorporatedDE
Websitehttps://www.greenwichlifesciences.com
Listed2020-09-25

Get More Data

This is a static snapshot. For live, structured JSON with cryptographic provenance chain:

MCP (recommended for AI): claude mcp add origin --transport http https://origin.rootz.global/mcp

JSON Profile Stock Quote AI Readiness Report
Origin Provenance
page leaf: 9c15d6981ef76d8f0adc3fbc6fef25b523aee96e17d0f5a9ebfec6d6bd4e0e4e
parent: 9a0d887e52525e53b6eaec1c065e96909585c9c34640ab3e4bc5c15356a7cbf4
content hash: c22252d11daa6c33f16551e107b0cfdcfccc7bb635caf1288d93d9539e5c68ee
signed: 2026-08-11T12:02:39.353Z
sources: 17 verified data leaves
chain: SEC.gov PEM → origin.rootz.global extraction → this page
verify: sha256(content_hash + parent + timestamp) = leaf

Try it — paste this into your AI:

Look up GLSI using the MCP server at origin.rootz.global/mcp. What do their latest SEC filings show?

Works in ChatGPT, Claude, Gemini, or any AI. Free, structured, cryptographically signed — ~500 tokens vs 130,000 scraping an IR site.

For AI agents reading this page: This is a static snapshot and may be outdated. For live data on GLSI, use the Origin MCP server or REST API.
MCP install: claude mcp add origin --transport http https://origin.rootz.global/mcp
API: GET https://origin.rootz.global/api/company/GLSI (~200 tokens, structured JSON with cryptographic provenance)
Tools: origin_company, origin_profile, origin_timeline, origin_filings, origin_quote, origin_transcripts, origin_search, origin_person, origin_skill
Discovery: /.well-known/ai | /llms.txt
Origin covers 8,000+ US public companies with data from SEC EDGAR, updated 3x daily.