---
schema_version: "secwatch.filing_event.v1"
accession: "0001753926-25-000856"
form_type: "8-K"
ticker: "LIPO"
cik: "0001347242"
company_name: "LIPELLA PHARMACEUTICALS INC."
filed_at: "2025-05-16T23:59:59+00:00"
generated_at: "2026-05-21T02:55:40.220470+00:00"
event_type: "regulatory"
sentiment: "negative"
materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Lipella receives Nasdaq deficiency notice for preferred stock issuance; faces potential delisting

## Summary
- Nasdaq notified Lipella that its Series C Preferred Stock and Warrant issuances violated Listing Rules 5635(d) and 5640 (shareholder approval and voting rights).
- Issuances to investment bank between Dec 2024 and Mar 2025 involved >20% of outstanding shares at a discount to Minimum Price.
- Company must respond to Nasdaq Hearings Panel by May 19, 2025; plans to seek shareholder approval and pause conversions/exercises.
- No immediate effect on listing of common stock (NASDAQ: LIPO); trading continues pending Panel decision.
- No assurance that Lipella will regain compliance or maintain listing; risk of delisting if not successful.

## SEC filing metadata
- accession: 0001753926-25-000856
- form_type: 8-K
- ticker: LIPO
- cik: 0001347242
- company_name: LIPELLA PHARMACEUTICALS INC.
- filed_at: 2025-05-16T23:59:59+00:00
- event_type: regulatory
- sentiment: negative
- materiality_score: 0.7
- confidence: high
- sec_items: 3.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1347242/000175392625000856/0001753926-25-000856-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1347242/000175392625000856/g084822_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001753926-25-000856
- JSON: https://secwatch.observer/filing/0001753926-25-000856.json
- Plain text: https://secwatch.observer/filing/0001753926-25-000856.txt

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