| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
Over the past 90 days, insiders at Quanterix Corporation (QTRX) have been net buyers, picking up 99,400 shares worth roughly $286K on balance.
Classified under Health Care Equipment & Supplies (Health Care sector), QTRX's insider flows are most useful compared with peers in the same group.
| Role | Insider | Shares | Value | 30d |
|---|---|---|---|---|
| CEO | 1.88M | - | - | |
| Dir | 1.87M | - | - | |
| CEO | 507.3K | $4.03M | - | |
| Dir | 313.3K | - | - | |
| Other | 260.3K | - | - |
Buys and sells only
| Date | Insider | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Aug 13, 2026 | Donnelly William P | Director | Buy | 99,400 | $2.88 | $286,354.10 | New | - | - | |
| May 12, 2026 | Meadows Benjamin | Chief Commercial Officer | Buy | 3,500 | $2.77 | $9,695.00 | New | -16.8% | - | |
| Sep 12, 2025 | Sriram Vandana | Chief Financial Officer | Buy | 4,150 | $4.79 | $19,878.50 | +5.0% | +57.0% | -46.8% | |
| Jun 13, 2025 | Walt David R | Director | Buy | 160,000 | $6.16 | $984,968.49 | +9.4% | -21.0% | - | |
| Jun 9, 2025 | Toloue Masoud57 | President &CEO | Buy | 45,900 | $5.42 | $248,722.92 | +9.7% | -10.7% | -38.9% | |
| Jun 9, 2025 | Walt David R | Director | Buy | 210,000 | $5.40 | $1,133,795.69 | +14.0% | -10.7% | -38.9% | |
| Jun 6, 2025 | Donnelly William P | Director | Buy | 93,113 | $5.44 | $506,348.49 | +202.5% | -19.6% | -38.5% | |
| Aug 20, 2024 | Walt David R | Director | Buy | 47,000 | $13.29 | $624,630.00 | +3.3% | -15.4% | -62.9% | |
| Aug 13, 2024 | Toloue Masoud57 | President &CEO | Buy | 19,000 | $10.90 | $207,100.00 | +5.7% | +37.4% | -57.0% | |
| May 14, 2024 | Olson Laurie J77 | Director | Sell | 1,500 | $16.98 | $25,470.00 | -9.8% | -33.0% | -74.6% |