Stocks
QTRX Quanterix Corp

QTRX

Quanterix Corp

Company with tickers: QTRX

CIK

1503274

CUSIP

74766Q101

Shares Outstanding

46,939,975

Price Holdings Short Volume Short Interest Fails to Deliver SEC Filings Earnings Calls Insider Trading Congress Trades

Date	Insider	Role	Type	Shares	Price	Value	After
2026-04-01	DONNELLY WILLIAM P	Director	Award	6,178	—	—	154,127
2026-04-01	Mendel Scott	Director	Award	4,310	—	—	12,527
2026-03-31	Miller Michael Francis	Chief Operating Officer	Convert	99	—	—	31,370
2026-03-31	Miller Michael Francis	Chief Operating Officer	Convert	99	—	—	0
2026-03-31	Miller Michael Francis	Chief Operating Officer	Tax	30	$3.52	$106	31,340
2026-03-15	Miller Michael Francis	Chief Operating Officer	Tax	29	$4.72	$137	30,314
2026-03-15	Miller Michael Francis	Chief Operating Officer	Convert	81	—	—	922
2026-03-15	Miller Michael Francis	Chief Operating Officer	Convert	81	—	—	30,343
2026-03-15	Sriram Vandana	SVP Finance & Corp. Controller	Tax	93	$4.72	$439	26,410
2026-03-15	Sriram Vandana	SVP Finance & Corp. Controller	Convert	263	—	—	4,471
2026-03-15	Sriram Vandana	SVP Finance & Corp. Controller	Convert	263	—	—	26,503
2026-02-23	Miller Michael Francis	Chief Operating Officer	Other	30,262	—	—	30,262
2026-02-23	Miller Michael Francis	Chief Operating Officer	Other	0	—	—	0
2026-02-23	Miller Michael Francis	Chief Operating Officer	Other	0	—	—	0
2026-02-23	Miller Michael Francis	Chief Operating Officer	Other	0	—	—	0
2026-02-23	Char Daniel	Chief Legal Officer	Other	0	—	—	0
2026-02-23	Char Daniel	Chief Legal Officer	Other	0	—	—	0
2026-02-15	Sriram Vandana	SVP Finance & Corp. Controller	Convert	263	—	—	4,734
2026-02-15	Sriram Vandana	SVP Finance & Corp. Controller	Convert	514	—	—	26,248
2026-02-15	Sriram Vandana	SVP Finance & Corp. Controller	Award	74,905	—	—	74,905
2026-02-15	Sriram Vandana	SVP Finance & Corp. Controller	Award	74,905	—	—	74,905
2026-02-15	Sriram Vandana	SVP Finance & Corp. Controller	Tax	179	$5.74	$1,027	26,069
2026-02-04	Sriram Vandana	SVP Finance & Corp. Controller	Tax	4,395	—	—	81,618
2026-01-19	Cunningham Everett	Director	Other	0	—	—	0
2026-01-19	Cunningham Everett	Director	Award	813,750	—	—	813,750
2026-01-19	Cunningham Everett	Director	Award	1,070,000	—	—	1,883,750
2026-01-15	Sriram Vandana	SVP Finance & Corp. Controller	Tax	274	$7.95	$2,178	86,013
2026-01-15	Toloue Masoud	Director, President & CEO	Tax	1,817	$7.95	$14,445	507,310
2026-01-02	MEISTER PAUL M	Director	Award	3,974	—	—	313,253
2026-01-02	Elliott Jeffrey Thomas	Director	Award	23,372	—	—	42,792
2026-01-02	DONNELLY WILLIAM P	Director	Award	2,377	—	—	150,751
2026-01-02	Hampton Malcolm Garret	Director	Award	23,372	—	—	70,099
2026-01-02	Sachs Alan Bruce	Director	Award	23,372	—	—	70,099
2026-01-02	LAI GOLDMAN MYLA	Director	Award	23,372	—	—	52,860
2026-01-02	Flynn Karen	Director	Award	23,372	—	—	57,212
2026-01-02	Magovcevic-Liebisch Ivana	Director	Award	23,372	—	—	43,607
2026-01-02	WALT DAVID R	Director	Award	1,215	—	—	1,872,890
2026-01-02	Mendel Scott	Director	Award	23,372	—	—	54,109
2025-12-31	Toloue Masoud	Director, President & CEO	Tax	258	$6.36	$1,641	508,446
2025-12-15	Toloue Masoud	Director, President & CEO	Tax	1,242	$7.41	$9,203	508,704
2025-12-15	Sriram Vandana	SVP Finance & Corp. Controller	Tax	229	$7.41	$1,697	85,977
2025-11-30	Toloue Masoud	Director, President & CEO	Tax	254	$7.26	$1,844	509,946
2025-11-24	Hampton Malcolm Garret	Director	Other	0	—	—	0
2025-11-20	Sachs Alan Bruce	Director	Other	0	—	—	0
2025-11-20	DONNELLY WILLIAM P	Director	Award	70,091	—	—	70,091
2025-11-20	Sachs Alan Bruce	Director	Award	46,727	—	—	46,727
2025-11-20	Hampton Malcolm Garret	Director	Award	46,727	—	—	46,727
2025-11-15	Sriram Vandana	SVP Finance & Corp. Controller	Tax	229	$5.78	$1,324	86,206
2025-11-15	Toloue Masoud	Director, President & CEO	Tax	1,242	$5.74	$7,129	510,200
2025-10-31	Toloue Masoud	Director, President & CEO	Tax	254	$5.34	$1,356	511,442
2025-10-15	Sriram Vandana	SVP Finance & Corp. Controller	Tax	229	$5.78	$1,324	86,742
2025-10-15	Toloue Masoud	Director, President & CEO	Tax	1,242	$5.78	$7,179	511,696
2025-10-01	LAI GOLDMAN MYLA	Director	Award	2,084	$5.54	$11,545	29,488
2025-10-01	DONNELLY WILLIAM P	Director	Award	5,076	$5.54	$28,121	148,374
2025-10-01	Mendel Scott	Director	Award	2,084	$5.54	$11,545	30,737
2025-10-01	WALT DAVID R	Director	Award	2,594	$5.54	$14,371	1,871,675
2025-09-30	Toloue Masoud	Director, President & CEO	Tax	254	$5.43	$1,379	512,938
2025-09-15	Sriram Vandana	SVP Finance & Corp. Controller	Tax	229	$4.97	$1,138	86,971
2025-09-15	Toloue Masoud	Director, President & CEO	Tax	1,242	$4.97	$6,173	513,192
2025-09-12	Sriram Vandana	SVP Finance & Corp. Controller	Buy	4,150	$4.79	$19,879	87,200
2025-08-31	Toloue Masoud	Director, President & CEO	Tax	254	$4.55	$1,156	514,434
2025-08-15	Sriram Vandana	SVP Finance & Corp. Controller	Tax	229	$4.57	$1,047	83,050
2025-08-15	Toloue Masoud	Director, President & CEO	Tax	1,242	$4.57	$5,676	514,688
2025-07-31	Toloue Masoud	Director, President & CEO	Tax	254	$5.94	$1,509	515,930
2025-07-15	Toloue Masoud	Director, President & CEO	Tax	1,242	$5.49	$6,819	516,184
2025-07-15	Sriram Vandana	SVP Finance & Corp. Controller	Tax	229	$5.49	$1,257	83,279
2025-07-08	Mendel Scott	Director	Other	0	—	—	0
2025-07-08	LAI GOLDMAN MYLA	Director	Other	0	—	—	0
2025-07-08	LAI GOLDMAN MYLA	Director	Award	2,940	—	—	2,940
2025-07-08	LAI GOLDMAN MYLA	Director	Award	50,758	—	—	50,758
2025-07-08	Mendel Scott	Director	Award	50,758	—	—	50,758
2025-07-08	Mendel Scott	Director	Award	4,189	—	—	4,189
2025-07-01	MEISTER PAUL M	Director	Award	2,242	$6.69	$14,999	309,279
2025-07-01	DONNELLY WILLIAM P	Director	Award	4,204	$6.69	$28,125	143,298
2025-07-01	WALT DAVID R	Director	Award	2,148	$6.69	$14,370	1,869,081
2025-07-01	Hlavinka Sarah E.	Director	Award	2,615	$6.69	$17,494	60,070
2025-06-30	Toloue Masoud	Director, President & CEO	Tax	254	$6.65	$1,689	517,426
2025-06-15	Toloue Masoud	Director, President & CEO	Tax	1,242	$6.06	$7,527	517,680
2025-06-15	Sriram Vandana	SVP Finance & Corp. Controller	Tax	229	$6.06	$1,388	83,508
2025-06-13	WALT DAVID R	Director	Buy	123,990	$6.14	$760,803	1,866,933
2025-06-12	WALT DAVID R	Director	Buy	36,010	$6.23	$224,166	1,742,943
2025-06-09	Toloue Masoud	Director, President & CEO	Buy	45,900	$5.42	$248,723	518,922
2025-06-09	WALT DAVID R	Director	Buy	78,131	$5.34	$417,220	1,706,933
2025-06-06	WALT DAVID R	Director	Buy	131,869	$5.43	$716,576	1,628,802
2025-06-06	DONNELLY WILLIAM P	Director	Buy	93,113	$5.44	$506,348	139,094
2025-05-31	Toloue Masoud	Director, President & CEO	Tax	254	$5.20	$1,321	473,022
2025-05-15	Sriram Vandana	SVP Finance & Corp. Controller	Tax	229	$4.50	$1,031	83,737
2025-05-15	Toloue Masoud	Director, President & CEO	Tax	1,242	$4.50	$5,589	473,276
2025-04-30	Toloue Masoud	Director, President & CEO	Tax	254	$5.76	$1,463	474,518
2025-04-15	Toloue Masoud	Director, President & CEO	Tax	1,242	$5.16	$6,409	474,772
2025-04-15	Sriram Vandana	SVP Finance & Corp. Controller	Tax	229	$5.36	$1,227	83,966
2025-04-01	WALT DAVID R	Director	Award	2,156	$6.67	$14,370	1,496,933
2025-04-01	MEISTER PAUL M	Director	Award	2,479	$6.67	$16,523	307,037
2025-04-01	Hlavinka Sarah E.	Director	Award	2,625	$6.67	$17,496	57,455
2025-04-01	DONNELLY WILLIAM P	Director	Award	2,681	$6.67	$17,869	45,981
2025-03-31	Toloue Masoud	Director, President & CEO	Tax	254	$6.51	$1,654	476,014
2025-03-15	Sriram Vandana	SVP Finance & Corp. Controller	Tax	229	$7.06	$1,617	84,195
2025-03-15	Toloue Masoud	Director, President & CEO	Tax	1,242	$7.06	$8,769	476,268
2025-02-28	Toloue Masoud	Director, President & CEO	Tax	247	$7.59	$1,875	477,510
2025-02-15	Sriram Vandana	SVP Finance & Corp. Controller	Tax	92	$8.05	$741	84,424