Form 4 filings across 1 company. Net figures count open-market buys and sales only. EDGAR profile ↗
Lifetime net: +$19.9K
Reported holding is the most recent post-transaction share count on a Table I row.
How quickly this filer reports. Section 16 allows two business days from the transaction.
2 of 17 filings we hold were filed after the two-business-day deadline. The furthest past the deadline was 3 business days late.
The 56 most recent Form 4 transactions.
Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured · All late filings
| Jun 15 | QTRX | Quanterix Corp | MEXER◆ | 263 | — | — | — | Open the original filing on SEC.gov |
| Jun 15 | QTRX | Quanterix Corp | FTAX | 315 | $3.10 | $977 | -1.0% | Open the original filing on SEC.gov |
| Jun 15 | QTRX | Quanterix Corp | MEXER | 1,056 | — | — | +3.5% | Open the original filing on SEC.gov |
| Jun 15 | QTRX | Quanterix Corp | FTAX | 154 | $3.10 | $477 | -0.5% | Open the original filing on SEC.gov |
| Jun 15 | QTRX | Quanterix Corp | MEXER | 514 | — | — | +1.7% | Open the original filing on SEC.gov |
| Jun 15 | QTRX | Quanterix Corp | FTAX | 79 | $3.10 | $245 | -0.3% | Open the original filing on SEC.gov |
| Jun 15 | QTRX | Quanterix Corp | MEXER | 263 | — | — | +0.9% | Open the original filing on SEC.gov |
| May 15 | QTRX | Quanterix Corp | MEXER◆ | 1,056 | — | — | — | Open the original filing on SEC.gov |
| May 15 | QTRX | Quanterix Corp | MEXER◆ | 514 | — | — | — | Open the original filing on SEC.gov |
| May 15 | QTRX | Quanterix Corp | MEXER◆ | 263 | — | — | — | Open the original filing on SEC.gov |
| May 15 | QTRX | Quanterix Corp | FTAX | 315 | $2.75 | $866 | -1.0% | Open the original filing on SEC.gov |
| May 15 | QTRX | Quanterix Corp | MEXER | 1,056 | — | — | +3.6% | Open the original filing on SEC.gov |
| May 15 | QTRX | Quanterix Corp | FTAX | 154 | $2.75 | $424 | -0.5% | Open the original filing on SEC.gov |
| May 15 | QTRX | Quanterix Corp | MEXER | 514 | — | — | +1.8% | Open the original filing on SEC.gov |
| May 15 | QTRX | Quanterix Corp | FTAX | 79 | $2.75 | $217 | -0.3% | Open the original filing on SEC.gov |
| May 15 | QTRX | Quanterix Corp | MEXER | 263 | — | — | +0.9% | Open the original filing on SEC.gov |
| Apr 15 | QTRX | Quanterix Corp | MEXER◆ | 1,056 | — | — | — | Open the original filing on SEC.gov |
| Apr 15 | QTRX | Quanterix Corp | MEXER◆ | 514 | — | — | — | Open the original filing on SEC.gov |
| Apr 15 | QTRX | Quanterix Corp | MEXER◆ | 263 | — | — | — | Open the original filing on SEC.gov |
| Apr 15 | QTRX | Quanterix Corp | FTAX | 315 | $3.60 | $1.1K | -1.1% | Open the original filing on SEC.gov |
| Apr 15 | QTRX | Quanterix Corp | MEXER | 1,056 | — | — | +3.8% | Open the original filing on SEC.gov |
| Apr 15 | QTRX | Quanterix Corp | FTAX | 154 | $3.60 | $554 | -0.5% | Open the original filing on SEC.gov |
| Apr 15 | QTRX | Quanterix Corp | MEXER | 514 | — | — | +1.9% | Open the original filing on SEC.gov |
| Apr 15 | QTRX | Quanterix Corp | FTAX | 79 | $3.60 | $284 | -0.3% | Open the original filing on SEC.gov |
| Apr 15 | QTRX | Quanterix Corp | MEXER | 263 | — | — | +1.0% | Open the original filing on SEC.gov |
| Mar 15 | QTRX | Quanterix Corp | MEXER◆ | 1,056 | — | — | — | Open the original filing on SEC.gov |
| Mar 15 | QTRX | Quanterix Corp | MEXER◆ | 514 | — | — | — | Open the original filing on SEC.gov |
| Mar 15 | QTRX | Quanterix Corp | MEXER◆ | 263 | — | — | — | Open the original filing on SEC.gov |
| Mar 15 | QTRX | Quanterix Corp | FTAX | 371 | $4.72 | $1.8K | -1.3% | Open the original filing on SEC.gov |
| Mar 15 | QTRX | Quanterix Corp | MEXER | 1,056 | — | — | +4.0% | Open the original filing on SEC.gov |
| Mar 15 | QTRX | Quanterix Corp | FTAX | 181 | $4.72 | $854 | -0.7% | Open the original filing on SEC.gov |
| Mar 15 | QTRX | Quanterix Corp | MEXER | 514 | — | — | +1.9% | Open the original filing on SEC.gov |
| Mar 15 | QTRX | Quanterix Corp | FTAX | 93 | $4.72 | $439 | -0.4% | Open the original filing on SEC.gov |
| Mar 15 | QTRX | Quanterix Corp | MEXER | 263 | — | — | +1.0% | Open the original filing on SEC.gov |
| Feb 15 | QTRX | Quanterix Corp | MEXER◆ | 514 | — | — | — | Open the original filing on SEC.gov |
| Feb 15 | QTRX | Quanterix Corp | MEXER◆ | 263 | — | — | — | Open the original filing on SEC.gov |
| Feb 15 | QTRX | Quanterix Corp | AGRANT◆ | 74,905 | — | — | — | Open the original filing on SEC.gov |
| Feb 15 | QTRX | Quanterix Corp | AGRANT◆ | 74,905 | — | — | — | Open the original filing on SEC.gov |
| Feb 15 | QTRX | Quanterix Corp | FTAX | 92 | $5.74 | $528 | -0.4% | Open the original filing on SEC.gov |
| Feb 15 | QTRX | Quanterix Corp | MEXER | 263 | — | — | +1.0% | Open the original filing on SEC.gov |
| Feb 15 | QTRX | Quanterix Corp | FTAX | 179 | $5.74 | $1K | -0.7% | Open the original filing on SEC.gov |
| Feb 15 | QTRX | Quanterix Corp | MEXER | 514 | — | — | +2.0% | Open the original filing on SEC.gov |
| Feb 4 | QTRX | Quanterix Corp | FTAX | 4,395 | — | — | -5.1% | Open the original filing on SEC.gov |
| Jan 15 | QTRX | Quanterix Corp | FTAX | 274 | $7.95 | $2.2K | -0.3% | Open the original filing on SEC.gov |
| Dec 15, 2025 | QTRX | Quanterix Corp | FTAX | 229 | $7.41 | $1.7K | -0.3% | Open the original filing on SEC.gov |
| Nov 15, 2025 | QTRX | Quanterix Corp | FTAX | 229 | $5.78 | $1.3K | -0.3% | Open the original filing on SEC.gov |
| Oct 15, 2025 | QTRX | Quanterix Corp | FTAX | 229 | $5.78 | $1.3K | -0.3% | Open the original filing on SEC.gov |
| Sep 15, 2025 | QTRX | Quanterix Corp | FTAX | 229 | $4.97 | $1.1K | -0.3% | Open the original filing on SEC.gov |
| Sep 12, 2025 | QTRX | Quanterix Corp | PBUY | 4,150 | $4.79 | $19.9K | +5.0% | Open the original filing on SEC.gov |
| Aug 15, 2025 | QTRX | Quanterix Corp | FTAX | 229 | $4.57 | $1K | -0.3% | Open the original filing on SEC.gov |
| Jul 15, 2025 | QTRX | Quanterix Corp | FTAX | 229 | $5.49 | $1.3K | -0.3% | Open the original filing on SEC.gov |
| Jun 15, 2025 | QTRX | Quanterix Corp | FTAX | 229 | $6.06 | $1.4K | -0.3% | Open the original filing on SEC.gov |
| May 15, 2025 | QTRX | Quanterix Corp | FTAX | 229 | $4.50 | $1K | -0.3% | Open the original filing on SEC.gov |
| Apr 15, 2025 | QTRX | Quanterix Corp | FTAX | 229 | $5.36 | $1.2K | -0.3% | Open the original filing on SEC.gov |