Quanterix Corp (QTRX) — SEC Filings
Quanterix Corp (QTRX) — 50 SEC filings. Latest: ARS (Apr 24, 2026). Includes 28 8-K, 5 10-Q, 4 SC 13G/A.
View Quanterix Corp on SEC EDGAR
Overview
Quanterix Corp (QTRX) is a publicly traded company tracked on ReadTheFiling. The most recent enriched filing is a 4 filed on Apr 7, 2026: On April 7, 2026, William P. Donnelly filed a Form 4 with the SEC, reporting changes in beneficial ownership of Quanterix Corp securities. The filing details transactions that occurred on April 1, 2026. Specific details regarding the nature of the transactions and the number of shares involved are n
Sentiment Summary
Across 50 filings, the sentiment breakdown is: 2 bullish, 3 bearish, 44 neutral, 1 mixed. The dominant filing sentiment for Quanterix Corp is neutral.
Filing Type Overview
Quanterix Corp (QTRX) has filed 1 4, 1 ARS, 28 8-K, 5 10-Q, 1 DEFA14A, 2 8-K/A, 2 DEF 14A, 2 10-K/A, 2 10-K, 4 SC 13G/A, 2 SC 13G with the SEC between Jan 2024 to Apr 2026.
Filings by Year
Recent SEC Filings (50)
Risk Profile
Risk Assessment: Of QTRX's 40 recent filings, 3 were flagged as high-risk, 16 as medium-risk, and 21 as low-risk. The overall risk profile suggests relatively low risk with generally favorable filings.
Financial Highlights
| Metric | Value |
|---|---|
| Revenue | $40.233M |
| Net Income | -$33.517M |
| EPS | N/A |
| Debt-to-Equity | 0.41 |
| Cash Position | $38.298M |
| Operating Margin | -135.5% |
| Total Assets | $444.140M |
| Total Debt | $53.500M |
Key Executives
- William P. Donnelly
- Masoud Toloue, Ph.D.
- Laurie A. Churchill
- Myla Lai-Goldman, M.D.
- David R. Walt, Ph.D.
- David Bruce
- Michael O'Brien
- David E. Epstein
- David L. Herr
- Dr. Sarah Michaels
- Dr. Sarah Johnson
- Dr. Paul J. Provost
Industry Context
Quanterix operates in the rapidly evolving life sciences tools and diagnostics market, characterized by intense competition and a strong emphasis on technological innovation. The industry is seeing a growing demand for ultra-sensitive biomarker detection and spatial biology solutions to accelerate drug discovery, clinical research, and diagnostics. Companies are increasingly focused on expanding their platforms through acquisitions to offer comprehensive solutions.
Top Tags
corporate-governance (6) · financials (6) · amendment (5) · filing (5) · governance (4) · 10-Q (4) · 8-K (4) · 10-K (4) · Biotechnology (3) · sec-filing (3)
Key Numbers
| Metric | Value | Context |
|---|---|---|
| Net Loss (Q3 2025) | $33.517M | Increased from $8.353M in Q3 2024 |
| Net Loss (YTD Sep 2025) | $84.033M | Increased from $26.903M in YTD Sep 2024 |
| Total Revenues (Q3 2025) | $40.233M | Increased from $35.813M in Q3 2024 |
| Product Revenue (Q3 2025) | $26.151M | Increased from $19.694M in Q3 2024 |
| Total Operating Expenses (Q3 2025) | $54.531M | Increased from $31.901M in Q3 2024 |
| Impairment and Restructuring Costs (Q3 2025) | $7.174M | New cost, zero in Q3 2024 |
| Selling, General and Administrative Expenses (Q3 2025) | $39.062M | Increased from $22.908M in Q3 2024 |
| Acquisitions, net of cash acquired (YTD Sep 2025) | $93.229M | Significant cash outflow for acquisitions, including Akoya |
| Cash and Cash Equivalents (Sep 30, 2025) | $38.298M | Decreased from $56.709M at Dec 31, 2024 |
| Intangible Assets, net (Sep 30, 2025) | $135.148M | Increased significantly from $4.031M at Dec 31, 2024, due to acquisitions |
| SEC File Number | 001-38319 | Identifies the company's filing history with the SEC. |
| IRS Employer Identification No. | 20-8957988 | Company's tax identification number. |
| Annual Meeting Date | September 23, 2025 | Date stockholders will vote on proposals |
| Annual Meeting Time | 9:00 a.m. ET | Start time for the virtual meeting |
| Record Date | July 31, 2025 | Date for determining voting eligibility |
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Frequently Asked Questions
What are the latest SEC filings for Quanterix Corp (QTRX)?
Quanterix Corp has 50 recent SEC filings from Jan 2024 to Apr 2026, including 28 8-K, 5 10-Q, 4 SC 13G/A. Each filing includes an AI-generated plain-English summary.
What is the overall sentiment of QTRX filings?
Across 50 filings, the sentiment breakdown is: 2 bullish, 3 bearish, 44 neutral, 1 mixed. The dominant sentiment is neutral.
Where can I find Quanterix Corp SEC filings explained simply?
ReadTheFiling provides AI-powered plain-English summaries of all Quanterix Corp (QTRX) SEC filings, including 10-K annual reports, 10-Q quarterly reports, 8-K current reports, and insider trades.
What are the key financial highlights for Quanterix Corp?
Key financial highlights from Quanterix Corp's most recent 10-Q include metrics such as revenue, net income, EPS, and debt ratios. Visit the filing detail page for the full breakdown.
What is the investment thesis for QTRX?
The investment thesis for QTRX includes bull, base, and bear case scenarios derived from AI analysis of recent SEC filings.
Who are the key executives at Quanterix Corp?
Key executives identified across Quanterix Corp's filings include William P. Donnelly, Masoud Toloue, Ph.D., Laurie A. Churchill, Myla Lai-Goldman, M.D., David R. Walt, Ph.D. and 7 others.
What are the main risk factors for Quanterix Corp stock?
Of QTRX's 40 assessed filings, 3 were flagged high-risk, 16 medium-risk, and 21 low-risk.
What are recent predictions and forward guidance from Quanterix Corp?
Forward guidance and predictions for Quanterix Corp are extracted from SEC filings as they are enriched.