---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-24-021383"
form_type: "8-K"
ticker: "PTIX"
cik: "0001022899"
company_name: "Protagenic Therapeutics, Inc.new"
filed_at: "2024-05-24T23:59:59+00:00"
generated_at: "2026-06-01T08:32:12.206613+00:00"
event_type: "regulatory"
sentiment: "negative"
materiality_score: 0.85
calibrated_materiality_score: 0.85
confidence: "high"
source: SEC EDGAR
---

# Protagenic Therapeutics receives Nasdaq deficiency notice for failing minimum equity requirement

## Summary
- Company's stockholders' equity fell below Nasdaq's $2.5M minimum as of March 31, 2024.
- Must submit a compliance plan by July 8, 2024; Nasdaq may grant up to 180-day extension.
- If plan rejected, common stock (PTIX) faces potential delisting; no immediate effect.
- Company exploring collaborations and capital raising to regain compliance.

## SEC filing metadata
- accession: 0001493152-24-021383
- form_type: 8-K
- ticker: PTIX
- cik: 0001022899
- company_name: Protagenic Therapeutics, Inc.new
- filed_at: 2024-05-24T23:59:59+00:00
- event_type: regulatory
- sentiment: negative
- materiality_score: 0.85
- calibrated_materiality_score: 0.85
- confidence: high
- sec_items: 3.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1022899/000149315224021383/0001493152-24-021383-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1022899/000149315224021383/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-24-021383
- JSON: https://secwatch.observer/filing/0001493152-24-021383.json
- Plain text: https://secwatch.observer/filing/0001493152-24-021383.txt

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