Amsterdam, The Netherlands, May 29, 2019 - Kiadis Pharma N.V. ("Kiadis Pharma" or the "Company") (Euronext Amsterdam and Brussels: KDS), a clinical stage biopharmaceutical company, today announces that at its Extraordinary General Meeting of shareholders held today at 10:00 CEST at the Amsterdam Stock Exchange (Euronext), Beursplein 5, 1012 JW Amsterdam, The Netherlands, the resolution to approve the acquisition of CytoSen Therapeutics, Inc. - the sole proposal on the agenda - was duly passed by the shareholders.

Arthur Lahr, CEO of Kiadis Pharma, commented: "We are pleased with the continued support of our shareholders as demonstrated through their approval of the acquisition of CytoSen that we obtained at our extraordinary general meeting of shareholders this morning. With the approval of the CytoSen acquisition now obtained, we will work to close the transaction in early June."

For more information, please contact:

Kiadis Pharma:
Amy Sullivan, SVP, Corporate Affairs
Tel. +1 508 479 3480
a.sullivan@kiadis.com
Optimum Strategic Communications:
Mary Clark, Supriya Mathur, Hollie Vile
Tel: +44 203 950 9144
David Brilleslijper (Amsterdam)
Tel: +31 610 942 514
kiadis@optimumcomms.com

About Kiadis Pharma
Founded in 1997, Kiadis Pharma, is a fully integrated biopharmaceutical company committed to developing innovative therapies for patients with late-stage blood cancers. With headquarters in Amsterdam, the Netherlands, Kiadis Pharma is reimagining medicine by leveraging the natural strengths of humanity and our collective immune system to source the best cells for life.

Kiadis Pharma is listed on the regulated market of Euronext Amsterdam and Euronext Brussels since July 2, 2015, under the symbol KDS. Learn more at kiadis.com.

Forward Looking Statements
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