Transition to a Single Listing on NASDAQ

On 18 December 2023, the Company announced the completion of its transition to a single listing on the Nasdaq Stock Market. In accordance with prior announcements made by the Company, the last trading day of the Company’s ordinary shares on Euronext Brussels was December 15, 2023. The Company’s ordinary shares have been de-listed from Euronext and are now only listed and tradeable on Nasdaq..

ADS Holders: All ADSs have converted into ordinary shares listed on Nasdaq.

  • Nasdaq Trading:  Shares issued automatically to ADS holders following the mandatory exchange continue to trade on Nasdaq under the symbol “MDXH”.

Euronext Shareholders: Holders of shares previously traded on Euronext may reposition their shares for trading on Nasdaq at any time. All shares, whether or not repositioned to Nasdaq, will continue to be valid shares with full voting rights, rights to future dividends and other distributions.

  • Repositioning:  The process for repositioning shares to Nasdaq must be handled by your financial intermediary. In most cases, the Company anticipates that your financial intermediary will reposition your shares automatically on your behalf.
  • Your Financial Intermediary:  Please contact your financial intermediary with any questions on repositioning your shares.  All repositioning steps must be handled by your financial intermediary, who will coordinate with Euroclear in accordance with the following procedures:
  • Questions:  Please have your financial intermediary contact Euroclear directly with any additional enquiries at 02 337 59 00 or (Euroclear Belgium Issuer Services).

For more information, please refer to the following

  • FAQs (EN) I (FR) I (NL)
  • Chairperson’s Lette (EN) I Lettre du President (FR) I Brief Van de Voorzitter (NL)
  • Special Report (EN) I Rapport Special (FR)
  • 18 Dec 2023 Press Release (EN) I Communique de Presse (FR)
  • 27 Nov 2023 Press Release (EN) I Communique de Presse (FR)
  • 13 Nov 2023 Press Release (EN) I Communique de Presse (FR) 
  • 6 Nov 2023 Press Release (EN) I Communique de Press (FR) 

Share Repositioning Contact

For all questions regarding share repositioning from Euronext to Nasdaq, please have your broker or financial intermediary call or email:
Euroclear (Euroclear Belgium Issuer Services):
              EU:  02 337 59 00

Investor Relations Contact

For investor related questions please call or email:

LifeSci Advisors (PR & IR)

     US: +1.949.271.9223