Exhibit 99.1 Quanterix Releases Financial Results for the First Quarter of 2024 BILLERICA, Mass. – May 7, 2024 - Quanterix Corporation (NASDAQ: QTRX), a company fueling scientific discovery through ultrasensitive biomarker detection, today announced financial results for the first quarter ended March 31, 2024. For additional information on the non-GAAP financial measures included in this press release, please see "Use of Non-GAAP Financial Measures" and "Reconciliation of GAAP to Non-GAAP Financial Measures ...