---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-26-000175"
form_type: "8-K"
ticker: "PRPH"
cik: "0000868278"
company_name: "ProPhase Labs, Inc."
filed_at: "2026-01-02T23:59:59+00:00"
generated_at: "2026-05-16T11:52:18.739756+00:00"
event_type: "regulatory"
sentiment: "negative"
materiality_score: 0.9
calibrated_materiality_score: 0.9
confidence: "high"
source: SEC EDGAR
---

# ProPhase Labs receives Nasdaq delisting notice for bid-price non-compliance; trading to suspend Jan 5

## Summary
- Nasdaq staff determination on Dec 29, 2025: company failed to regain compliance with minimum $1.00 bid price rule after two 180-day periods ending Dec 22.
- Common stock trading will be suspended at the open on Jan 5, 2026; Nasdaq will file Form 25 to remove the listing.
- Company intends to timely request a hearing before Nasdaq Hearings Panel to appeal the staff determination.
- Concurrently, ProPhase is applying for quotation of its common stock on the OTC Markets.

## SEC filing metadata
- accession: 0001493152-26-000175
- form_type: 8-K
- ticker: PRPH
- cik: 0000868278
- company_name: ProPhase Labs, Inc.
- filed_at: 2026-01-02T23:59:59+00:00
- event_type: regulatory
- sentiment: negative
- materiality_score: 0.9
- calibrated_materiality_score: 0.9
- confidence: high
- sec_items: 3.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/868278/000149315226000175/0001493152-26-000175-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/868278/000149315226000175/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-26-000175
- JSON: https://secwatch.observer/filing/0001493152-26-000175.json
- Plain text: https://secwatch.observer/filing/0001493152-26-000175.txt

## Key facts
- Listing & Compliance Notices
  ProPhase Labs, Inc. received a nasdaq delisting notice notice regarding minimum bid price (rules 5550(a)(2)).
  - Exchange: nasdaq
  - Notice: delisting notice
  - Deficiency: minimum bid price
  - Rules: 5550(a)(2)
  source text: December 29, 2025, ProPhase Labs, Inc. (the “Company”) received a letter from the staff of The Nasdaq Stock Market LLC (“Nasdaq”) indicating that the Company did not regain compliance with Nasdaq Listing Rule 5550(a)(2), which requires a minimum bid price of $1.00 per share. As previously disclosed, the Company was provided an initial 180-day compliance period, followed by an additional 180-day compliance period, to regain compliance with the minimum bid price requirement, which expired on December 22, 2025. Nasdaq indicated that trading of the Company’s common stock will be suspended at the o
  evidence_url: https://www.sec.gov/Archives/edgar/data/868278/000149315226000175/0001493152-26-000175-index.htm

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