Skip to content
Shuttingdown

ProPhase Labs, Inc.

Pharmaceutical Preparations · NEW YORK · NY

Distress signal

Moderate confidence (50%)

Updated Oct 19, 2026, 12:03 AM

What is happening

Derived by rule set status-rules-2026.09.7

An exchange warned the company it no longer meets the listing standards. Companies regain compliance often.

Latest material event: ProPhase Labs, Inc. was delisted from its exchange (Jan 23, 2026)

Timeline

Every material event, newest first. History is never overwritten.

  1. ProPhase Labs, Inc. was delisted from its exchange

    Jan 23, 2026

    Delisting effective

    • SEC EDGAR — “X0203 0001354457 Nasdaq Stock Market LLC 0000868278 ProPhase Labs, Inc. 000-21617 621 Shady Retreat Road Kells Building Doylestown PA PENNSYLVANIA 18901 215 345-0919 Common Stock 17 CFR 240.12d2-2(b) Aravind Menon Hearings Advisor 2026-01-23”
  2. ProPhase Labs, Inc. received a delisting notice from its exchange

    Dec 29, 2025

    Delisting notice received

    • SEC EDGAR — “Item 3.01 Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing. On 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 exp…”

Company information

Founded
—
Employees (estimate)
—
Industry
Pharmaceutical Preparations
Subindustry
—
Listing
SEC lists the ticker PRPH on OTC.
SEC CIK
0000868278
Website
—
LinkedIn
—
Headquarters
NEW YORK, NY
Also known as
QUIGLEY CORP
Legal entities
ProPhase Labs, Inc.

Sources

Every material source used to build this profile.

  • SEC Company Submissions (TIER 1 · UNVERIFIED)

    ProPhase Labs, Inc. — Pharmaceutical Preparations (SIC 2834) — NEW YORK, NY
    View source record
  • SEC EDGAR (TIER 1 · UNVERIFIED)

    X0203 0001354457 Nasdaq Stock Market LLC 0000868278 ProPhase Labs, Inc. 000-21617 621 Shady Retreat Road Kells Building Doylestown PA PENNSYLVANIA 18901 215 345-0919 Common Stock 17 CFR 240.12d2-2(b) Aravind Menon Hearings Advisor 2026-01-23
    View source record
  • SEC EDGAR (TIER 1 · UNVERIFIED)

    Item 3.01 Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing. On 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 exp…
    View source record

Status history

Every derived status, with the rule that produced it.

  • DISTRESS_SIGNAL → DISTRESS_SIGNALLISTING_STANDARDS_WARNING · Sep 18, 2026, 01:29 AM

    An exchange warned the company it no longer meets the listing standards. Companies regain compliance often.

  • DISTRESS_SIGNAL → DISTRESS_SIGNALLISTING_STANDARDS_WARNING · Sep 18, 2026, 01:15 AM

    An exchange warned the company it no longer meets the listing standards. Companies regain compliance often.

  • DISTRESS_SIGNAL → DISTRESS_SIGNALPUBLIC_LISTING_ENDED · Sep 15, 2026, 12:34 PM

    The company stopped being publicly listed. That happens to failing companies and to acquired ones alike.

  • DISTRESS_SIGNAL → DISTRESS_SIGNALPUBLIC_LISTING_ENDED · Sep 14, 2026, 04:45 PM

    The company stopped being publicly listed. That happens to failing companies and to acquired ones alike.

  • DISTRESS_SIGNAL → DISTRESS_SIGNALPUBLIC_LISTING_ENDED · Sep 8, 2026, 03:59 AM

    The company stopped being publicly listed. That happens to failing companies and to acquired ones alike.

  • UNKNOWN → DISTRESS_SIGNALPUBLIC_LISTING_ENDED · Sep 8, 2026, 03:54 AM

    An exchange warned the company it no longer meets the listing standards. Companies regain compliance often.