Quanterix (QTRX.US) Shareholders - Institutional Holders, Major Shareholders & Insiders | Longbridge

Shareholder Type

Institutions59.77%
Public and others20.60%
Hedge funds7.35%
Individuals & Insiders6.99%
VC/PE firms5.30%

Major Shareholders

Major Shareholders Latest
Shareholder
BlackRock, Inc.	7.69%	3.64M	0.72%	+357.82K	06/30/2026
Blue Water Life Science Advisors, LP	7.35%	3.47M	2.79%	+1.33M	06/30/2026
First Eagle Investment Management, LLC	5.82%	2.75M	3.06%	+1.45M	06/30/2026
Telegraph Hill Partners	5.30%	2.50M	0.03%	+0	09/30/2025
Kent Lake PR LLC	4.42%	2.09M	0.02%	+0	07/14/2025
Vanguard Capital Management, LLC	4.42%	2.09M	0.05%	+33.81K	06/30/2026
Portolan Capital Management, LLC	4.02%	1.90M	2.24%	-1.05M	06/30/2026
David WaltCo-Founder & Chairman of Scientific Advisory Board	3.96%	1.87M	0.02%	+0	01/02/2026
Lionhunter Capital Management, LLC	3.17%	1.50M	--	+1.50M	06/30/2026
AQR Capital Management, LLC	2.81%	1.33M	2.64%	+1.25M	06/30/2026
Geode Capital Management, LLC	2.39%	1.13M	0.28%	+136.61K	06/30/2026
Columbia Management Investment Advisers, LLC	2.09%	987.42K	5.44%	-2.55M	06/30/2026
Marshall Wace LLP	2.06%	973.87K	0.74%	+351.49K	06/30/2026
State Street Investment Management	1.97%	932.31K	0.06%	+34.03K	06/30/2026
Tikvah Management LLC	1.21%	571.56K	<0.01%	-64.00	06/30/2026
Vanguard Portfolio Management, LLC	1.04%	489.57K	0.19%	-87.03K	06/30/2026
Jacobs Levy Equity Management Inc	1.03%	487.60K	--	+487.60K	06/30/2026
Jane Street Group, LLC	0.89%	419.05K	0.56%	+263.40K	06/30/2026
GSA Capital Partners LLP	0.87%	410.25K	0.66%	+314.72K	06/30/2026
Tudor Investment Corporation	0.85%	400.40K	0.18%	+84.40K	06/30/2026