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Quanterix
QTRX

Overview Fund Activity

136 hedge funds and large institutions have $231M invested in Quanterix in 2025 Q2 according to their latest regulatory filings, with 25 funds opening new positions, 45 increasing their positions, 42 reducing their positions, and 36 closing their positions.

Holders
136
Holders Change
-13
Holders Change %
-8.72%
% of All Funds
1.83%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.03%
New
25
Increased
45
Reduced
42
Closed
36
Calls
$7K
Puts
$15K
Net Calls
-$8K
Net Calls Change
-$61K

Top Buyers

1
Balyasny Asset Management
1
Balyasny Asset Management
Illinois
$5.11M
2
PCM
2
Portolan Capital Management
Massachusetts
$24.2M
3
BWLSA
3
Blue Water Life Science Advisors
California
$6.37M
4
Ameriprise
4
Ameriprise
Minnesota
$28.2M
5
PHP
5
Parkman Healthcare Partners
Connecticut
$3.43M

Top Sellers

1
PC
1
Pier Capital
Connecticut
$0
2
UBS Group
2
UBS Group
Switzerland
$2.56M
3
KLP
3
Kent Lake PR
Puerto Rico
$15.3M
4
ACM
4
Ashford Capital Management
Delaware
$0
5
TCM
5
Topline Capital Management
California
$0
Name Market Value Shares Shares
Change 		Shares
Change %
Northern Trust
26
Northern Trust
Illinois
$2.13M 321,030 -2,081 -0.6%
Charles Schwab
27
Charles Schwab
California
$1.99M 298,989 +6,184 +2%
State of Wisconsin Investment Board
28
State of Wisconsin Investment Board
Wisconsin
$1.93M 289,759 +161,751 +126%
Citigroup
29
Citigroup
New York
$1.87M 280,578 +254,082 +959%
JPMorgan Chase & Co
30
JPMorgan Chase & Co
New York
$1.73M 260,501 -27,580 -10%
Goldman Sachs
31
Goldman Sachs
New York
$1.69M 253,820 -95,876 -27%
Two Sigma Investments
32
Two Sigma Investments
New York
$1.61M 242,689 +106,674 +78%
Envestnet Asset Management
33
Envestnet Asset Management
Illinois
$1.54M 231,601 -268,797 -54%
Royal Bank of Canada
34
Royal Bank of Canada
Ontario, Canada
$1.48M 221,694 +50,949 +30%
SPS
35
Susquehanna Portfolio Strategies
Pennsylvania
$1.05M 158,532 +158,532 New
Jane Street
36
Jane Street
New York
$931K 139,964 +81,651 +140%
Wells Fargo
37
Wells Fargo
California
$923K 138,737 +94,357 +213%
Two Sigma Advisers
38
Two Sigma Advisers
New York
$907K 136,448 +123,000 +915%
JF
39
Jump Financial
Illinois
$842K 126,641 +21,184 +20%
Fidelity Investments
40
Fidelity Investments
Massachusetts
$842K 126,632 +28,692 +29%
EFMC
41
Empire Financial Management Company
New York
$824K 123,980 +73,980 +148%
CSS
42
Cubist Systematic Strategies
Connecticut
$785K 118,043 -169,188 -59%
Bank of New York Mellon
43
Bank of New York Mellon
New York
$744K 111,953 +8,207 +8%
VA
44
Valmark Advisers
Ohio
$701K 105,382 -139,472 -57%
Renaissance Technologies
45
Renaissance Technologies
New York
$686K 103,200 -99,721 -49%
AQR Capital Management
46
AQR Capital Management
Connecticut
$587K 88,259 -10,731 -11%
American Century Companies
47
American Century Companies
Missouri
$573K 86,215 +7,085 +9%
Barclays
48
Barclays
United Kingdom
$525K 78,980 +24,119 +44%
Invesco
49
Invesco
Georgia
$500K 75,196 +21,002 +39%
NL
50
Nuveen LLC
North Carolina
$475K 71,455 -343,923 -83%
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