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Shuttingdown

Shuttle Pharmaceuticals Holdings, Inc.

Pharmaceutical Preparations · GAITHERSBURG · MD

Distress signal

Moderate confidence (50%)

Updated Oct 20, 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: Shuttle Pharmaceuticals Holdings, Inc. received a delisting notice from its exchange (Aug 28, 2026)

Timeline

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

  1. Shuttle Pharmaceuticals Holdings, Inc. received a delisting notice from its exchange

    Aug 28, 2026

    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 August 28, 2026, Shuttle Pharmaceuticals Holdings, Inc. (the Company ) received a notification letter (the Notice ) from the Listing Qualifications Department of The Nasdaq Stock Market LLC ( Nasdaq ) indicating that, as a result of the Company s delay in filing its Quarterly Report on Form 10-Q for the period ended June 30, 2026 (the Form 10-Q ) with the Securities and Exchange Commission (the SEC ), the Company no longer complies with the requirements for continued listing under…”

Company information

Founded
—
Employees (estimate)
—
Industry
Pharmaceutical Preparations
Subindustry
—
Listing
SEC lists the ticker SHPH on Nasdaq.
SEC CIK
0001757499
Website
—
LinkedIn
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Headquarters
GAITHERSBURG, MD
Also known as
Shuttle Pharmaceuticals Holdings, Inc.
Legal entities
Shuttle Pharmaceuticals Holdings, Inc.

Sources

Every material source used to build this profile.

  • SEC Company Submissions (TIER 1 · UNVERIFIED)

    Shuttle Pharmaceuticals Holdings, Inc. — Pharmaceutical Preparations (SIC 2834) — GAITHERSBURG, MD
    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 August 28, 2026, Shuttle Pharmaceuticals Holdings, Inc. (the Company ) received a notification letter (the Notice ) from the Listing Qualifications Department of The Nasdaq Stock Market LLC ( Nasdaq ) indicating that, as a result of the Company s delay in filing its Quarterly Report on Form 10-Q for the period ended June 30, 2026 (the Form 10-Q ) with the Securities and Exchange Commission (the SEC ), the Company no longer complies with the requirements for continued listing under…
    View source record

Status history

Every derived status, with the rule that produced it.

  • DISTRESS_SIGNAL → DISTRESS_SIGNALLISTING_STANDARDS_WARNING · Sep 18, 2026, 01:32 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, 01:12 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

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

  • DISTRESS_SIGNAL → DISTRESS_SIGNALPUBLIC_LISTING_ENDED · Sep 13, 2026, 12:04 AM

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

  • UNKNOWN → DISTRESS_SIGNALPUBLIC_LISTING_ENDED · Sep 8, 2026, 03:37 AM

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