Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>

Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2025-04-15 Tax Withholding |
2025-04-17 4:01 pm |
N/A N/A |
Quanterix Corp | QTRX | Sriram Vandana Chief Financial Officer |
229 | $5.36 | 83,966 (Direct) |
View |
2025-04-15 Tax Withholding |
2025-04-17 4:01 pm |
N/A N/A |
Quanterix Corp | QTRX | Toloue Masoud President & CEO |
1,242 | $5.16 | 474,772 (Direct) |
View |
2025-04-01 Option Award |
2025-04-03 4:15 pm |
N/A N/A |
Quanterix Corp | QTRX | WALT DAVID R Director |
2,156 | $6.665 | 1,496,933 (Direct) |
View |
2025-04-01 Option Award |
2025-04-03 4:14 pm |
N/A N/A |
Quanterix Corp | QTRX | MEISTER PAUL M Director |
2,479 | $6.665 | 307,037 (Direct) |
View |
2025-04-01 Option Award |
2025-04-03 4:14 pm |
N/A N/A |
Quanterix Corp | QTRX | Hlavinka Sarah E. Director |
2,625 | $6.665 | 57,455 (Direct) |
View |
2025-04-01 Option Award |
2025-04-03 4:14 pm |
N/A N/A |
Quanterix Corp | QTRX | DONNELLY WILLIAM P Director |
2,681 | $6.665 | 45,981 (Direct) |
View |
2025-03-31 Tax Withholding |
2025-04-02 4:52 pm |
N/A N/A |
Quanterix Corp | QTRX | Toloue Masoud President & CEO |
254 | $6.51 | 476,014 (Direct) |
View |
2025-03-15 Tax Withholding |
2025-03-18 6:25 pm |
N/A N/A |
Quanterix Corp | QTRX | Toloue Masoud President & CEO |
1,242 | $7.06 | 476,268 (Direct) |
View |
2025-03-15 Tax Withholding |
2025-03-18 6:22 pm |
N/A N/A |
Quanterix Corp | QTRX | Sriram Vandana Chief Financial Officer |
229 | $7.06 | 84,195 (Direct) |
View |
2025-02-28 Tax Withholding |
2025-03-04 4:03 pm |
N/A N/A |
Quanterix Corp | QTRX | Toloue Masoud President & CEO |
247 | $7.59 | 477,510 (Direct) |
View |
2025-02-15 Tax Withholding |
2025-02-19 4:13 pm |
N/A N/A |
Quanterix Corp | QTRX | Sriram Vandana Chief Financial Officer |
92 | $8.05 | 84,424 (Direct) |
View |
2025-02-15 Tax Withholding |
2025-02-19 4:13 pm |
N/A N/A |
Quanterix Corp | QTRX | Toloue Masoud President & CEO |
752 | $8.05 | 477,757 (Direct) |
View |
2025-02-04 Option Award |
2025-02-06 5:01 pm |
N/A 2035-02-04 |
Quanterix Corp | QTRX | Sriram Vandana Chief Financial Officer |
216,831 | $0 | 250,635 (Direct) |
View |
2025-02-04 Option Award |
2025-02-06 5:00 pm |
N/A 2035-02-04 |
Quanterix Corp | QTRX | Toloue Masoud President & CEO |
593,431 | $0 | 933,150 (Direct) |
View |
2025-02-02 Tax Withholding |
2025-02-04 9:39 pm |
N/A N/A |
Quanterix Corp | QTRX | Sriram Vandana Chief Financial Officer |
2,166 | $9.19 | 33,804 (Direct) |
View |
2025-01-31 Tax Withholding |
2025-02-04 9:33 pm |
N/A N/A |
Quanterix Corp | QTRX | Toloue Masoud President & CEO |
6,375 | $9.19 | 339,719 (Direct) |
View |
2025-01-15 Tax Withholding |
2025-01-17 4:05 pm |
N/A N/A |
Quanterix Corp | QTRX | Sriram Vandana Chief Financial Officer |
93 | $8.62 | 35,970 (Direct) |
View |
2025-01-15 Tax Withholding |
2025-01-17 4:05 pm |
N/A N/A |
Quanterix Corp | QTRX | Toloue Masoud President & CEO |
906 | $8.62 | 346,094 (Direct) |
View |
2025-01-02 Option Award |
2025-01-06 5:58 pm |
2025-12-31 2035-01-02 |
Quanterix Corp | QTRX | WALT DAVID R Director |
23,256 | $0 | 1,510,598 (Direct) |
View |
2025-01-02 Option Award |
2025-01-06 5:57 pm |
2025-12-31 2035-01-02 |
Quanterix Corp | QTRX | Magovcevic-Liebisch Ivana Director |
23,256 | $0 | 36,056 (Direct) |
View |
2025-01-02 Option Award |
2025-01-06 5:55 pm |
2025-12-31 2035-01-02 |
Quanterix Corp | QTRX | Madaus Martin D Director |
23,256 | $0 | 307,362 (Direct) |
View |
2025-01-02 Option Award |
2025-01-06 5:49 pm |
2025-12-31 2035-01-02 |
Quanterix Corp | QTRX | Elliott Jeffrey Thomas Director |
23,256 | $0 | 35,241 (Direct) |
View |
2025-01-02 Option Award |
2025-01-06 5:48 pm |
2025-12-31 2035-01-02 |
Quanterix Corp | QTRX | Flynn Karen Director |
23,256 | $0 | 49,661 (Direct) |
View |
2025-01-02 Option Award |
2025-01-06 5:45 pm |
N/A N/A |
Quanterix Corp | QTRX | MEISTER PAUL M Director |
1,394 | $10.76 | 320,379 (Direct) |
View |
2025-01-02 Option Award |
2025-01-06 5:45 pm |
2025-12-31 2035-01-02 |
Quanterix Corp | QTRX | MEISTER PAUL M Director |
23,256 | $0 | 320,379 (Direct) |
View |
2025-01-02 Option Award |
2025-01-06 5:41 pm |
N/A N/A |
Quanterix Corp | QTRX | Hlavinka Sarah E. Director |
1,394 | $10.76 | 70,651 (Direct) |
View |
2025-01-02 Option Award |
2025-01-06 5:41 pm |
2025-12-31 2035-01-02 |
Quanterix Corp | QTRX | Hlavinka Sarah E. Director |
23,256 | $0 | 70,651 (Direct) |
View |
2025-01-02 Option Award |
2025-01-06 5:38 pm |
N/A N/A |
Quanterix Corp | QTRX | DONNELLY WILLIAM P Director |
1,282 | $10.76 | 59,121 (Direct) |
View |
2025-01-02 Option Award |
2025-01-06 5:38 pm |
2025-12-31 2035-01-02 |
Quanterix Corp | QTRX | DONNELLY WILLIAM P Director |
23,256 | $0 | 59,121 (Direct) |
View |
2024-12-31 Tax Withholding |
2025-01-02 6:15 pm |
N/A N/A |
Quanterix Corp | QTRX | Toloue Masoud President & CEO |
415 | $10.63 | 347,000 (Direct) |
View |
2024-12-15 Tax Withholding |
2024-12-17 6:13 pm |
N/A N/A |
Quanterix Corp | QTRX | Toloue Masoud President & CEO |
752 | $10.68 | 347,415 (Direct) |
View |
2024-12-15 Tax Withholding |
2024-12-17 6:12 pm |
N/A N/A |
Quanterix Corp | QTRX | Sriram Vandana Chief Financial Officer |
75 | $10.68 | 36,063 (Direct) |
View |
2024-11-30 Tax Withholding |
2024-12-02 4:20 pm |
N/A N/A |
Quanterix Corp | QTRX | Toloue Masoud President & CEO |
368 | $12.33 | 348,167 (Direct) |
View |
2024-11-15 Tax Withholding |
2024-11-18 6:10 pm |
N/A N/A |
Quanterix Corp | QTRX | Toloue Masoud President & CEO |
1,120 | $11.44 | 348,535 (Direct) |
View |
2024-11-15 Tax Withholding |
2024-11-18 6:09 pm |
N/A N/A |
Quanterix Corp | QTRX | Sriram Vandana Chief Financial Officer |
78 | $11.44 | 36,138 (Direct) |
View |
2024-10-31 Tax Withholding |
2024-10-31 6:56 pm |
N/A N/A |
Quanterix Corp | QTRX | Toloue Masoud President & CEO |
368 | $13.22 | 349,655 (Direct) |
View |
2024-10-15 Tax Withholding |
2024-10-16 6:56 pm |
N/A N/A |
Quanterix Corp | QTRX | Toloue Masoud President & CEO |
1,120 | $12.48 | 350,023 (Direct) |
View |
2024-10-15 Tax Withholding |
2024-10-16 6:56 pm |
N/A N/A |
Quanterix Corp | QTRX | Sriram Vandana Chief Financial Officer |
78 | $12.48 | 36,216 (Direct) |
View |
2024-10-02 Option Award |
2024-10-03 5:17 pm |
N/A 2034-10-02 |
Quanterix Corp | QTRX | Magovcevic-Liebisch Ivana Director |
40,489 | $0 | 40,489 (Direct) |
View |
2024-10-01 Option Award |
2024-10-02 4:06 pm |
N/A N/A |
Quanterix Corp | QTRX | MEISTER PAUL M Director |
1,200 | $12.5 | 295,729 (Direct) |
View |
2024-10-01 Option Award |
2024-10-02 4:06 pm |
N/A N/A |
Quanterix Corp | QTRX | Hlavinka Sarah E. Director |
1,200 | $12.5 | 46,001 (Direct) |
View |
2024-10-01 Option Award |
2024-10-02 4:06 pm |
N/A N/A |
Quanterix Corp | QTRX | DONNELLY WILLIAM P Director |
1,000 | $12.5 | 34,583 (Direct) |
View |