Investor FAQ

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Our headquarters are located at 113 Hartwell Ave, Lexington, MA 02421. The main office number is 617-301-9400.
Quanterix’s stock is traded on the Nasdaq Global Market under the symbol “QTRX”. Our initial public offering was on December 6, 2017.
The CUSIP number for our common stock is 74766Q 101.
We effected a 1-for-3.214 reverse stock split of our common stock on December 4, 2017.
Shares of Quanterix’s common stock can be purchased by contacting a securities broker of your choice. We do not have a direct stock purchase plan.
We do not currently offer a dividend reinvestment program and do not expect to declare or pay dividends on our common stock in the foreseeable future.
Our transfer agent is Computershare Trust Company, N.A., and they can be contacted as follows:

Investor Centre website

Telephone inquiries
800-736-3001 (US, Canada, Puerto Rico)
781-575-3100 (non-US)

Written requests
PO Box 505000
Louisville KY 40233-5000

By overnight delivery:
462 South 4th Street, Suite 1600
Louisville KY 40202


Shareholder Online Inquiries
The Company’s fiscal year ends on December 31.
Our outside legal counsel is:
Mintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C.
One Financial Center
Boston, MA 02111

Our independent auditor is:
Ernst & Young
200 Clarendon Street
Boston, MA 02116
Quarterly and annual reports, as well as other SEC filings, can be accessed on the Financial Information - SEC Filings section of our Investors webpage or directly from the SEC at
You can submit questions to our investor relations department by contacting

Investor FAQ