Inside Information / Other news releases

Société anonyme au capital de 1 611 465,60 euros
Headquarter : 72C route de Thionville - 57140 WOIPPY
552 064 933 R.C.S. METZ

PRESS RELEASE CONTAINING INSIDE INFORMATION – MAR, Art. 17
ABL Diagnostics Update Regarding Non-Binding Letter of Intent

Woippy, the 19th of February 2025, 8am CET – ABL Diagnostics S.A. (Euronext: ABLD – ISIN:
FR001400AHX6) informs the market that the non-binding Letter of Intent entered into between
ProPhase Labs, Inc. and Advanced Biological Laboratories S.A. (“ABL S.A.”) has expired and the parties
are no longer pursuing the proposed transaction.

The Letter of Intent was preliminary and non binding. Certain customary provisions continue to apply,
which ABL will continue to honor. No additional information regarding the discontinued discussions
will be disclosed.

“We appreciate the constructive exchanges with ProPhase and wish them continued success. ABL will
continue its efforts to pursue the best path to the United States for the expansion of the ABL group,
including ABL Diagnostics,” stated Dr. Chalom B. Sayada, CEO of ABL S.A. (Luxembourg).

ABL Diagnostics S.A. confirms that the non-binding Letter of Intent entered into with ProPhase Labs,
Inc. expired in accordance with its terms and that the parties are no longer pursuing the proposed
transaction at the current time.

This disclosure is made independently by ABL Diagnostics to comply with applicable regulations
(including the EU Market Abuse Regulation (MAR)) and does not state or imply ProPhase’s agreement,
participation, or approval.

MAR notices — Inside information

This press release contains inside information within the meaning of Article 17 of Regulation (EU) No.
596/2014 (“MAR”). ABL Diagnostics discloses such information as soon as possible. Any delay in
disclosure, if decided, would be handled and notified to the AMF in accordance with applicable
regulation and guidance. This release will be archived for at least 5 years in the ‘Regulatory
Information’ section of ABL Diagnostics’ website.

Forward-looking statements

This release may include forward-looking statements based on assumptions and subject to risks and
uncertainties that could cause actual results to differ materially. ABL Diagnostics undertakes no
obligation to update, except as required by law.

About ABL Diagnostics (ABLD)

ABL Diagnostics (ABLD) is an international company that specializes in innovative molecular biology
tests and global solutions for its customers:

• Molecular polymerase chain reaction (PCR) detection – UltraGene, and
• Genotyping by DNA sequencing – DeepChek®.

ABL Diagnostics markets its entire product range globally through its own sales team and a network of
exclusive distributors active on all continents. ABL Diagnostics' customers are academic clinical
pathology laboratories, private reference laboratories and researchers willing to implement innovative
and robust microbiological content in constant expansion.

ABL Diagnostics has been marketing the products and services of its sister company CDL Pharma since
the second half of 2025 through an intra-group strategy agreement.

An expanding portfolio of microbiology products:

• HIV – Drug resistance testing, including a whole genome kit.
• SARS-CoV-2, Tuberculosis, Hepatitis B and C – Advanced Detection Solutions.
• Microbiome and taxonomy – 16s/18s RNA-based analyses.
• Other viral and bacterial targets – Comprehensive molecular assays.

Integrated Solutions

• Real-time syndromic PCR tests
• Nadis® – Patient Medical Record used in more than 200 hospitals in France for the
  management of HIV and hepatitis.
• MediaChek® – Clinical Sample Collection Kits.

ABL Diagnostics, headquartered in Woippy, is a public limited company listed on compartment B of the
regulated market of Euronext in Paris (Euronext: ABLD – ISIN: FR001400AHX6). These molecular
biology products generate recurring revenues and cover one of the largest portfolios of applications in
microbiology.

Contact

ABL Diagnostics SA
Société anonyme au capital de 1 611 465,60 euros
Headquarters : 72C route de Thionville - 57140
WOIPPY
552 064 933 R.C.S. METZ
Tel : +33 (0)7 83 64 68 50
Email : info@abldiagnostics.com
https://www.abldiagnostics.com/