Vanguard Group Inc

13F Holdings History for Quanterix Corp - Common Stock, $0.001 par value per share (QTRX)

Symbol: QTRX on Nasdaq
Investment type: Equity / Common Stock, $0.001 par value per share
Latest Disclosed Ownership: 2.53M shares
Security Ownership: 6.51%

Shares, Excluding Options vs Price

Value, Excluding Options

The Vanguard Group ownership in Quanterix Corp Common Stock, $0.001 par value per share (QTRX)

2025-04-30 - The Vanguard Group has filed an SCHEDULE 13G/A form with the Securities and Exchange Commission (SEC) disclosing ownership of 2.53M shares of Quanterix Corp Common Stock, $0.001 par value per share (QTRX). This represents 6.51% percent ownership of the company.

Reporting Name	Ownership %	Change	Value $	Shares owned	Change	Activity %	Price	Form	Report date	Filed at
The Vanguard Group	6.51%		$12.3M	2.53M			$4.86	13G/A	3/31/2025	30 Apr 2025 11:13:10

Holdings date	Weight	Change	Value $	Shares	Change	Activity %	Price	All Holders
6/30/2025	0%		$16.8M	2.53M	+3,271	+0.13%	$6.65	Q2 2025
3/31/2025	0%	+0%	$16.4M	2.53M	+308,454		$6.51	Q1 2025
12/31/2024	0%	+0%	$23.6M	2.22M	+19,386	+0.88%	$10.63	Q4 2024
9/30/2024	0%	+0%	$28.5M	2.2M	+153,892	+7.53%	$12.96	Q3 2024
6/30/2024	0%	0%	$27M	2.04M	-25,476	-1.23%	$13.21	Q2 2024
3/31/2024	0%	+0%	$48.8M	2.07M	+14,390	+0.7%	$23.56	Q1 2024
12/31/2023	0%	+0%	$56.2M	2.06M	+57,738	+2.89%	$27.34	Q4 2023
9/30/2023	0%	+0%	$54.2M	2M	+26,660	+1.35%	$27.14	Q3 2023
6/30/2023	0%	+0%	$44.4M	1.97M	+114,964	+6.2%	$22.55	Q2 2023
3/31/2023	0%	+0%	$20.9M	1.86M	+13,806	+0.75%	$11.27	Q1 2023
12/31/2022	0%	+0%	$25.5M	1.84M	+22,903	+1.26%	$13.85	Q4 2022
9/30/2022	0%	+0%	$20M	1.82M	+52,776	+2.99%	$11.02	Q3 2022
6/30/2022	0%	+0%	$28.6M	1.77M	+13,838	+0.79%	$16.19	Q2 2022
3/31/2022	0%	0%	$51.2M	1.75M	-24,254	-1.37%	$29.19	Q1 2022
12/31/2021	0%	+0%	$75.3M	1.78M	+10,522	+0.6%	$42.40	Q4 2021
9/30/2021	0%	+0%	$87.9M	1.77M	+161,118	+10%	$49.79	Q3 2021
6/30/2021	0%	+0%	$94.1M	1.6M	+50,417	+3.24%	$58.66	Q2 2021
3/31/2021	0%	+0%	$90.9M	1.55M	+308,734	+24.8%	$58.47	Q1 2021
12/31/2020	0%	+0%	$57.9M	1.25M	+135,508	+12.2%	$46.50	Q4 2020
9/30/2020	0%	+0%	$37.5M	1.11M	+126,132	+12.8%	$33.74	Q3 2020
6/30/2020	0%	+0%	$27M	984K	+53,244	+5.72%	$27.39	Q2 2020
3/31/2020	0%	+0%	$17.1M	931K	+8,495	+0.92%	$18.37	Q1 2020
12/31/2019	0%	+0%	$21.8M	922K	+167,087	+22.1%	$23.63	Q4 2019
9/30/2019	0%	+0%	$16.6M	755K	+252,820	+50.3%	$21.96	Q3 2019
6/30/2019	0%	+0%	$17M	503K	+26,894	+5.65%	$33.79	Q2 2019
3/31/2019	0%	+0%	$12.3M	476K	+19,284	+4.23%	$25.83	Q1 2019
12/31/2018	0%	+0%	$8.36M	456K	+111,066	+32.2%	$18.31	Q4 2018
9/30/2018	0%	+0%	$7.4M	345K	+227,999	+194%	$21.42	Q3 2018
6/30/2018	0%	+0%	$1.69M	117K	+21,928	+23%	$14.37	Q2 2018
3/31/2018	0%	+0%	$1.62M	95.4K	+54,830	+135%	$17.03	Q1 2018
12/31/2017	0%	+0%	$870K	40.5K	+40,524	NEW	$21.47	Q4 2017

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.