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>>

Common stock purchase or sale:
Transaction Date |
Reported DateTime |
Company | Symbol | Insider Relationship |
Shares Traded |
Average Price |
Total Amount |
Shares Owned |
Filing |
2020-12-18 Sale |
2020-12-21 5:03 pm |
Quanterix Corp | QTRX | Duffy David C. SVP R&D and CTO |
1,667 | $43.82 | $73,048 | 62,163 (Direct) |
View |
2020-12-08 Sale |
2020-12-10 5:48 pm |
Quanterix Corp | QTRX | HRUSOVSKY E KEVIN Chairman, President & CEO |
2,000 | $46.98 | $93,960 | 1,019,298 (Direct) |
View |
2020-12-01 Sale |
2020-12-03 4:41 pm |
Quanterix Corp | QTRX | Roskey Mark T. SVP, Commercial & Accelerator |
91 | $43.75 | $3,981 | 21,935 (Direct) |
View |
2020-12-01 Sale |
2020-12-03 4:40 pm |
Quanterix Corp | QTRX | Mattoon Dawn Sr. VP, Research Products |
158 | $43.75 | $6,912 | 31,186 (Direct) |
View |
2020-12-01 Sale |
2020-12-03 4:40 pm |
Quanterix Corp | QTRX | Chaubal Amol Chief Financial Officer |
115 | $43.75 | $5,031 | 25,624 (Direct) |
View |
2020-12-01 Sale |
2020-12-03 4:40 pm |
Quanterix Corp | QTRX | Fry John J General Counsel & Secretary |
141 | $43.75 | $6,168 | 32,038 (Direct) |
View |
2020-12-01 Sale |
2020-12-03 4:40 pm |
Quanterix Corp | QTRX | HRUSOVSKY E KEVIN Chairman, President & CEO |
3,236 | $43.75 | $141,569 | 1,021,298 (Direct) |
View |
2020-11-19 Sale |
2020-11-20 4:19 pm |
Quanterix Corp | QTRX | HRUSOVSKY E KEVIN Chairman, President & CEO |
2,000 | $44.25 | $88,500 | 1,024,534 (Direct) |
View |
2020-11-12 Sale |
2020-11-16 4:51 pm |
Quanterix Corp | QTRX | HRUSOVSKY E KEVIN Chairman, President & CEO |
2,000 | $49.39 | $98,780 | 1,026,534 (Direct) |
View |
2020-11-12 Sale |
2020-11-16 4:51 pm |
Quanterix Corp | QTRX | Duffy David C. SVP R&D and CTO |
1,667 | $49.39 | $82,333 | 41,177 (Direct) |
View |
2020-11-04 Sale |
2020-11-06 4:01 pm |
Quanterix Corp | QTRX | Madaus Martin D Director |
2,972 | $40.81 | $121,281 | 178,054 (Indirect Direct) |
View |
2020-11-02 Sale |
2020-11-03 4:13 pm |
Quanterix Corp | QTRX | Roskey Mark T. SVP, Commercial & Accelerator |
91 | $36.97 | $3,364 | 21,188 (Direct) |
View |
2020-11-02 Sale |
2020-11-03 4:09 pm |
Quanterix Corp | QTRX | Mattoon Dawn Sr. VP, Research Products |
159 | $36.97 | $5,878 | 31,344 (Direct) |
View |
2020-10-29 Sale |
2020-11-03 4:05 pm |
Quanterix Corp | QTRX | HRUSOVSKY E KEVIN Chairman, President & CEO |
5,264 | $37.47 | $197,266 | 1,028,534 (Direct) |
View |
2020-11-02 Sale |
2020-11-03 4:04 pm |
Quanterix Corp | QTRX | Fry John J General Counsel & Secretary |
142 | $36.97 | $5,250 | 31,085 (Direct) |
View |
2020-11-02 Sale |
2020-11-03 4:04 pm |
Quanterix Corp | QTRX | Chaubal Amol Chief Financial Officer |
116 | $36.97 | $4,288 | 25,261 (Direct) |
View |
2020-10-19 Sale |
2020-10-20 4:24 pm |
Quanterix Corp | QTRX | Madaus Martin D Director |
3,200 | $43.58 | $139,456 | 184,226 (Indirect Direct) |
View |
2020-10-16 Sale |
2020-10-20 4:15 pm |
Quanterix Corp | QTRX | Duffy David C. SVP R&D and CTO |
1,667 | $43.04 | $71,748 | 42,844 (Direct) |
View |
2020-10-13 Sale |
2020-10-15 5:36 pm |
Quanterix Corp | QTRX | HRUSOVSKY E KEVIN Chairman, President & CEO |
2,000 | $44.49 | $88,980 | 1,033,798 (Direct) |
View |
2020-10-06 Sale |
2020-10-08 5:43 pm |
Quanterix Corp | QTRX | Madaus Martin D Director |
3,200 | $36.82 | $117,829 | 190,626 (Indirect Direct) |
View |
2020-10-05 Sale |
2020-10-05 5:29 pm |
Quanterix Corp | QTRX | HRUSOVSKY E KEVIN Chairman, President & CEO |
2,000 | $33.9 | $67,800 | 1,035,798 (Direct) |
View |
2020-10-01 Sale |
2020-10-02 4:00 pm |
Quanterix Corp | QTRX | HRUSOVSKY E KEVIN Chairman, President & CEO |
3,286 | $34.12 | $112,126 | 1,037,798 (Direct) |
View |
2020-10-01 Sale |
2020-10-02 4:00 pm |
Quanterix Corp | QTRX | Roskey Mark T. SVP, Commercial & Accelerator |
92 | $34.12 | $3,139 | 21,279 (Direct) |
View |
2020-10-01 Sale |
2020-10-02 4:00 pm |
Quanterix Corp | QTRX | Chaubal Amol Chief Financial Officer |
116 | $34.12 | $3,958 | 25,377 (Direct) |
View |
2020-10-01 Sale |
2020-10-02 4:00 pm |
Quanterix Corp | QTRX | Fry John J General Counsel & Secretary |
143 | $34.12 | $4,880 | 31,227 (Direct) |
View |
2020-10-01 Sale |
2020-10-02 4:00 pm |
Quanterix Corp | QTRX | Mattoon Dawn Sr. VP, Research Products |
159 | $34.12 | $5,425 | 31,503 (Direct) |
View |
2020-09-28 Sale |
2020-09-30 4:10 pm |
Quanterix Corp | QTRX | Madaus Martin D Director |
3,200 | $32.8 | $104,969 | 186,992 (Indirect Direct) |
View |
2020-09-24 Sale |
2020-09-29 4:53 pm |
Quanterix Corp | QTRX | HRUSOVSKY E KEVIN Chairman, President & CEO |
2,000 | $32.26 | $64,520 | 1,041,084 (Direct) |
View |
2020-09-16 Sale |
2020-09-17 5:49 pm |
Quanterix Corp | QTRX | Madaus Martin D Director |
3,200 | $32.8 | $104,944 | 183,876 (Indirect Direct) |
View |
2020-09-17 Sale |
2020-09-17 5:47 pm |
Quanterix Corp | QTRX | Duffy David C. SVP R&D and CTO |
1,667 | $32.43 | $54,061 | 44,511 (Direct) |
View |
2020-09-15 Sale |
2020-09-16 4:08 pm |
Quanterix Corp | QTRX | HRUSOVSKY E KEVIN Chairman, President & CEO |
3,500 | $33.15 | $116,037 | 1,043,084 (Direct) |
View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2021-01-04 Option Award |
2021-01-05 5:45 pm |
2021-12-31 2031-01-04 |
Quanterix Corp | QTRX | MEISTER PAUL M Director |
10,170 | $0 | 21,107 (Direct) |
View |
2021-01-04 Option Award |
2021-01-05 5:45 pm |
N/A N/A |
Quanterix Corp | QTRX | MEISTER PAUL M Director |
311 | $44.11 | 21,107 (Direct) |
View |
2020-12-18 Exercise |
2020-12-21 5:03 pm |
N/A N/A |
Quanterix Corp | QTRX | Duffy David C. SVP R&D and CTO |
1,630 | $2.28 | 62,163 (Direct) |
View |
2020-12-18 Exercise |
2020-12-21 5:03 pm |
N/A 2022-02-03 |
Quanterix Corp | QTRX | Duffy David C. SVP R&D and CTO |
1,630 | $0 | 62,163 (Direct) |
View |
2020-11-20 Other |
2020-11-24 8:59 pm |
N/A N/A |
Quanterix Corp | QTRX | CRANDELL KEITH Director 10% Owner |
831,322 | $0 | 2,058,051 (Indirect) |
View |
2020-11-20 Other |
2020-11-24 8:59 pm |
N/A N/A |
Quanterix Corp | QTRX | ARCH VENTURE FUND VI LP ARCH Venture Fund VIII Overage L.P. ARCH VENTURE PARTNERS VI LP ARCH VENTURE PARTNERS VI LLC ARCH Venture Partners VIII LLC BYBEE CLINTON NELSEN ROBERT 10% Owner |
833,211 | $0 | 2,049,870 (Indirect) |
View |
2020-11-16 Option Award |
2020-11-18 5:26 pm |
N/A N/A |
Quanterix Corp | QTRX | Geist William Chief Operating Officer |
40,045 | $0 | 40,045 (Direct) |
View |
2020-11-04 Exercise |
2020-11-06 4:01 pm |
N/A N/A |
Quanterix Corp | QTRX | Madaus Martin D Director |
2,972 | $2.28 | 178,054 (Direct) |
View |
2020-11-04 Exercise |
2020-11-06 4:01 pm |
N/A 2021-10-31 |
Quanterix Corp | QTRX | Madaus Martin D Director |
2,972 | $0 | 178,054 (Direct) |
View |
2020-10-19 Exercise |
2020-10-20 4:24 pm |
N/A N/A |
Quanterix Corp | QTRX | Madaus Martin D Director |
3,200 | $2.28 | 184,226 (Direct) |
View |
2020-10-19 Exercise |
2020-10-20 4:24 pm |
N/A 2021-10-31 |
Quanterix Corp | QTRX | Madaus Martin D Director |
3,200 | $0 | 184,226 (Direct) |
View |
2020-10-06 Exercise |
2020-10-08 5:43 pm |
N/A N/A |
Quanterix Corp | QTRX | Madaus Martin D Director |
3,200 | $2.28 | 190,626 (Direct) |
View |
2020-10-06 Exercise |
2020-10-08 5:43 pm |
N/A 2021-10-31 |
Quanterix Corp | QTRX | Madaus Martin D Director |
3,200 | $0 | 190,626 (Direct) |
View |
2020-10-01 Option Award |
2020-10-05 6:12 pm |
N/A N/A |
Quanterix Corp | QTRX | CRANDELL KEITH Director 10% Owner |
338 | $34.7 | 3,959,756 (Direct) |
View |
2020-10-01 Option Award |
2020-10-05 5:23 pm |
N/A N/A |
Quanterix Corp | QTRX | Madaus Martin D Director |
520 | $34.7 | 176,682 (Direct) |
View |
2020-10-01 Option Award |
2020-10-05 5:19 pm |
N/A N/A |
Quanterix Corp | QTRX | MEISTER PAUL M Director |
396 | $34.7 | 10,626 (Direct) |
View |
2020-10-01 Option Award |
2020-10-05 5:14 pm |
N/A N/A |
Quanterix Corp | QTRX | Hlavinka Sarah E. Director |
288 | $34.7 | 8,729 (Direct) |
View |
2020-09-29 Exercise |
2020-09-30 4:10 pm |
N/A N/A |
Quanterix Corp | QTRX | Madaus Martin D Director |
142 | $2.28 | 186,992 (Direct) |
View |
2020-09-28 Exercise |
2020-09-30 4:10 pm |
N/A N/A |
Quanterix Corp | QTRX | Madaus Martin D Director |
3,058 | $1.93 | 186,992 (Direct) |
View |
2020-09-28 Exercise |
2020-09-30 4:10 pm |
N/A 2021-06-06 |
Quanterix Corp | QTRX | Madaus Martin D Director |
3,200 | $0 | 186,992 (Direct) |
View |
2020-09-16 Exercise |
2020-09-17 5:49 pm |
N/A N/A |
Quanterix Corp | QTRX | Madaus Martin D Director |
3,200 | $1.93 | 183,876 (Direct) |
View |
2020-09-16 Exercise |
2020-09-17 5:49 pm |
N/A 2021-01-05 |
Quanterix Corp | QTRX | Madaus Martin D Director |
3,200 | $0 | 183,876 (Direct) |
View |