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AVADEL PHARMACEUTICALS PLC

Pharmaceutical Preparations · DUBLIN 2

No longer listed

High confidence (85%)

Updated Oct 13, 2026, 12:04 AM

What is happening

Derived by rule set status-rules-2026.09.7

The company deregistered its securities and stopped filing with the SEC. Companies do that when they are acquired, when they go private, and when they fail; the filing does not say which.

Latest material event: AVADEL PHARMACEUTICALS PLC deregistered its securities (Feb 23, 2026)

Timeline

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

  1. AVADEL PHARMACEUTICALS PLC deregistered its securities

    Feb 23, 2026

    Registration withdrawn

    • SEC EDGAR — “15-12G 1 tm266953d1_1512g.htm 15-12G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. Commission File Number 001-37977 AVADEL PHARMACEUTICALS PLC (Exact name of registrant as specified in its charter) 10 Earlsfort Terrace Dublin 2, Ireland, D02 T380 +353-1-901-5201 (Address, including zip code, and telephone number, including area code, of regist…”

  2. AVADEL PHARMACEUTICALS PLC received a delisting notice from its exchange

    Feb 12, 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. In connection with the completion of the Acquisition, Avadel requested that the Nasdaq Global Market ( Nasdaq ) (a) halt trading of the Avadel Shares effective as of 7:50 p.m. New York City time on February 11, 2026 and (b) file with the Securities and Exchange Commission (the SEC ) a Notification of Removal from Listing and/or Registration under Section 12(b) of the Securities Exchange Act of 1934, as amended (the Exchange Act ), on Form 25 to delist the Avadel Shares. Upon effective…”

  3. AVADEL PHARMACEUTICALS PLC was delisted from its exchange

    Feb 12, 2026

    Delisting effective

    • SEC EDGAR — “X0203 0001354457 Nasdaq Stock Market LLC 0001012477 AVADEL PHARMACEUTICALS PLC 001-37977 Parc Club du Moulin a Vent 33 ave du Docteur Georges Levy Venissieux Cedex I0 FRANCE 69693 33 4 7278 3434 Ordinary Share 17 CFR 240.12d2-2(a)(3) Tara Petta Director 2026-02-12”

Company information

Founded
—
Employees (estimate)
—
Industry
Pharmaceutical Preparations
Subindustry
—
SEC CIK
0001012477
Website
—
LinkedIn
—
Headquarters
DUBLIN 2
Also known as
FLAMEL TECHNOLOGIES SA
Legal entities
AVADEL PHARMACEUTICALS PLC, AVADEL PHARMACEUTICALS PLC

Sources

Every material source used to build this profile.

  • SEC Company Submissions (TIER 1 · UNVERIFIED)

    AVADEL PHARMACEUTICALS PLC — Pharmaceutical Preparations (SIC 2834) — DUBLIN 2
    View source record

  • SEC EDGAR (TIER 1 · UNVERIFIED)

    15-12G 1 tm266953d1_1512g.htm 15-12G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. Commission File Number 001-37977 AVADEL PHARMACEUTICALS PLC (Exact name of registrant as specified in its charter) 10 Earlsfort Terrace Dublin 2, Ireland, D02 T380 +353-1-901-5201 (Address, including zip code, and telephone number, including area code, of regist…
    View source record

  • SEC EDGAR (TIER 1 · UNVERIFIED)

    X0203 0001354457 Nasdaq Stock Market LLC 0001012477 AVADEL PHARMACEUTICALS PLC 001-37977 Parc Club du Moulin a Vent 33 ave du Docteur Georges Levy Venissieux Cedex I0 FRANCE 69693 33 4 7278 3434 Ordinary Share 17 CFR 240.12d2-2(a)(3) Tara Petta Director 2026-02-12
    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. In connection with the completion of the Acquisition, Avadel requested that the Nasdaq Global Market ( Nasdaq ) (a) halt trading of the Avadel Shares effective as of 7:50 p.m. New York City time on February 11, 2026 and (b) file with the Securities and Exchange Commission (the SEC ) a Notification of Removal from Listing and/or Registration under Section 12(b) of the Securities Exchange Act of 1934, as amended (the Exchange Act ), on Form 25 to delist the Avadel Shares. Upon effective…
    View source record

Status history

Every derived status, with the rule that produced it.

  • DISTRESS_SIGNAL → NO_LONGER_LISTEDPUBLIC_LISTING_ENDED · Sep 18, 2026, 01:30 AM

    The company deregistered its securities and stopped filing with the SEC. Companies do that when they are acquired, when they go private, and when they fail; the filing does not say which.

  • DISTRESS_SIGNAL → DISTRESS_SIGNALLISTING_STANDARDS_WARNING · Sep 18, 2026, 01:13 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, 12:32 PM

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

  • DISTRESS_SIGNAL → DISTRESS_SIGNALPUBLIC_LISTING_ENDED · Sep 13, 2026, 12:05 AM

    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, 04:09 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, 04:09 AM

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