Filing Flows › Quanterix (QTRX) › Q4 2025
Quanterix (QTRX) Q4 2025 earnings results (fourth quarter 2025)
10-K filed Mar 2, 2026
Quanterix (QTRX) reported revenue of $43.9M for the fourth quarter 2025 (Q4 2025), +25% from a year earlier and +9% from the quarter before. Operating margin was -56.4%, net loss $23.1M (52.7% of revenue).
Quanterix, Q4 2025: revenue $43.9M (+25% year over year), operating margin -56.4%, net loss $23.1M, operating cash flow −$16.4M. The chart follows the revenue to costs, profit and cash.
| Q4 2025 | Amount | Q/Q | Y/Y |
|---|---|---|---|
| Revenue | $43.9M | +9% | +25% |
| Operating profit | −$24.8M | — | — |
| Net earnings | −$23.1M | — | — |
| Operating cash flow | −$16.4M | — | — |
What changed
Revenue was $43.9M in Q4 2025, up 25% year over year and up 9% from the previous quarter. Consumable and other products was the largest line at 53% of revenue.
Gross margin was 45.7%, down 17.4 points from Q4 2024. Operating costs exceeded revenue by $24.8M, an operating margin of -56.4%. Operating expenses grew 21% against revenue growth of 25%. The fastest-growing cost line was Other operating costs (+206%). The quarter ended with a net loss of $23.1M, narrower than the previous quarter's $33.5M loss.
Operating cash flow was −$16.4M. Non-cash charges added back $6.2M of depreciation and amortization and $4.4M of share-based compensation. Working capital and other items used $4.0M. Capital expenditures of −$98K exceeded it, leaving free cash flow of −$16.3M.
Questions
What was Quanterix's revenue in the fourth quarter 2025?
Quanterix (QTRX) reported revenue of $43.9M for the fourth quarter 2025 (Q4 2025), +25% from a year earlier and +9% from the quarter before.
Was Quanterix profitable in the fourth quarter 2025?
Operating loss was $24.8M (-56.4% of revenue) and net loss $23.1M.
Source: Quanterix 10-K on SEC EDGAR.