// company-profile
Quanterix Corp
QTRX// activity-summary
Recent insider activity is bullish. Over the last 30 days, 12 insiders purchased shares versus 6 sales. Buying was led by Miller Michael Francis.
// 90-day insight
Over the last 90 days, Quanterix Corp insiders bought $10K (33 transactions) and sold $5K (17 transactions).
- Most active insider: Miller Michael Francis with 40 transactions totaling $4K.
- Largest single purchase: $10K by Meadows Benjamin on May 12, 2026.
Activity skews bullish — buys outpace sales.
Institutional Ownership
Top 13F-HR holders of Quanterix Corp as of 2026-03-31
Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Jun 15, 2026 | Miller Michael Francis | QTRX | Option Exercise | 135 | — | — |
| Jun 15, 2026 | Miller Michael Francis | QTRX | Option Exercise | 834 | — | — |
| Jun 15, 2026 | Miller Michael Francis | QTRX | Option Exercise | 136 | — | — |
| Jun 15, 2026 | Miller Michael Francis | QTRX | Option Exercise | 81 | — | — |
| Jun 15, 2026 | Miller Michael Francis | QTRX | Option Exercise | 372 | $0.00 | $0K |
45 more transactions hidden
Free account · No credit card required
Building something? Get API access →
Popular companies on Form4API
Browse insider trading activity for other actively-filed companies.