Investor FAQs

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 Which stock exchanges is Nanobiotix listed on?
NANOBIOTIX’s ordinary shares are listed on the Euronext Paris Stock Exchange under the symbol “NANO” NANOBIOTIX’s ordinary shares, in the form of American Depositary Shares, or ADSs, are listed on the Nasdaq Global Select Market under the symbol “NBTX” and held by a depository bank, Citibank N.A. Each ADS represents the right to receive one ordinary share.
How do I contact NANOBIOTIX’s Depositary Bank?

Citibank, N.A. has agreed to act as the depositary for the American Depositary Shares. Citibank’s depositary offices are located at 388 Greenwich Street, New York, New York 10013. The depositary typically appoints a custodian to safekeep the securities on deposit. In this case, the custodian is Citibank Europe Plc Dublin (CEP), located at EGSP 186, 1 North Wall Quay, Dublin 1 Ireland. 

What does a depositary bank do?
A depositary is a bank that facilitates cross-border trading of an issuer’s shares. Among other things, depositary banks provide ADS issuance and cancellation services, and associated stock transfer services such as maintaining the register of holders, and providing annual meeting services. 
Can non-U.S. shareholders invest in NANOBIOTIX’s ADSs?
Yes, it is permissible for Euronext Paris shareholders to purchase ADSs directly or to convert their Euronext Paris ordinary shares into ADSs. We would advise that Paris shareholders seek advice from a broker and/or tax adviser. 
 Are holders of ADSs entitled to vote at NANOBIOTIX’s annual general meeting?
Holders of ADSs may authorize Citibank, N.A., NANOBIOTIX’s Depositary, to act as a proxy in exercising voting rights according to the number of ordinary shares represented by their respective ADSs. 
How can I keep up to date with latest developments at NANOBIOTIX?
You can register to receive updates announced by NANOBIOTIX by submitting your email address in Email Alerts on the Investor Relations section of our website. Alternatively you can send an email to investor relations requesting to be notified of any new updates announced at
Who is NANOBIOTIX’s independent registered public accounting firm?

ERNST & YOUNG et Autres 
Tour First 
2 Place des Saisons
92400 Courbevoie


29 Rue du Pont 
92200 Neuilly-sur-Seine 

How do I obtain a copy of the company’s annual report?
NANOBIOTIX’s annual reports, interim report and press releases can be downloaded from NANOBIOTIX’s website. To receive a hard copy of NANOBIOTIX’s latest annual report, please contact us by emailing
When is the company’s financial year end?
NANOBIOTIX’s financial year ends on 31 December. 

For inquiries about our technology, collaborations, clinical trials, or other topics, we encourage you to get in touch with our team.