---
schema_version: "secwatch.filing_event.v1"
accession: "0001641172-25-020843"
form_type: "8-K"
ticker: "GLSI"
cik: "0001799788"
company_name: "Greenwich LifeSciences, Inc."
filed_at: "2025-07-24T23:59:59+00:00"
generated_at: "2026-05-18T02:29:32.274948+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.45
calibrated_materiality_score: 0.45
confidence: "high"
source: SEC EDGAR
---

# Greenwich LifeSciences dismisses RBSM, hires MaloneBailey as auditor effective July 19, 2025

## Summary
- Audit committee approved dismissing RBSM LLP and engaging MaloneBailey LLP for fiscal 2025 audit.
- RBSM's reports for 2024 and 2023 were unqualified; no disagreements on accounting or auditing matters.
- Prior material weaknesses in internal control over financial reporting were discussed with RBSM and disclosed in earlier SEC filings.
- RBSM provided a letter to the SEC, attached as Exhibit 16.1, agreeing with the Company's disclosures.

## SEC filing metadata
- accession: 0001641172-25-020843
- form_type: 8-K
- ticker: GLSI
- cik: 0001799788
- company_name: Greenwich LifeSciences, Inc.
- filed_at: 2025-07-24T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.45
- calibrated_materiality_score: 0.45
- confidence: high
- sec_items: 4.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1799788/000164117225020843/0001641172-25-020843-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1799788/000164117225020843/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001641172-25-020843
- JSON: https://secwatch.observer/filing/0001641172-25-020843.json
- Plain text: https://secwatch.observer/filing/0001641172-25-020843.txt

## Key facts
- Auditor Changes
  Greenwich LifeSciences, Inc. engaged MaloneBailey LLP as its auditor.
  - Action: engagement
  - Auditor: MaloneBailey LLP
  source text: On July 19, 2025, the audit committee of the Board of Directors of Greenwich LifeSciences, Inc. (the "Company") approved the dismissal of RBSM LLP ("RBSM") as the Company's independent registered public accounting firm and approved the engagement of MaloneBailey LLP ("MaloneBailey") as the Company's independent registered public accounting firm
  evidence_url: https://www.sec.gov/Archives/edgar/data/1799788/000164117225020843/0001641172-25-020843-index.htm
- Auditor Changes
  Greenwich LifeSciences, Inc. dismissed RBSM LLP as its auditor.
  - Action: dismissal
  - Auditor: RBSM LLP
  - Successor: MaloneBailey LLP
  source text: On July 19, 2025, the audit committee of the Board of Directors of Greenwich LifeSciences, Inc. (the "Company") approved the dismissal of RBSM LLP ("RBSM") as the Company's independent registered public accounting firm
  evidence_url: https://www.sec.gov/Archives/edgar/data/1799788/000164117225020843/0001641172-25-020843-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.