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Quanterix
QTRX

Overview Fund Activity

137 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, 46 increasing their positions, 42 reducing their positions, and 36 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
137
Holders Change
-12
Holders Change %
-8.05%
% of All Funds
1.84%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.03%
New
25
Increased
46
Reduced
42
Closed
36
Calls
$7K
Puts
$15K
Net Calls
-$8K
Net Calls Change
-$61K

Top Buyers

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

Top Sellers

1
PC
Pier Capital
Connecticut
$0
2
UBS Group
UBS Group
Switzerland
$2.56M
3
KLP
Kent Lake PR
Puerto Rico
$15.3M
4
ACM
Ashford Capital Management
Delaware
$0
5
TCM
Topline Capital Management
California
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
IIM
76
INTECH Investment Management
Florida
$112K -$43.8K -6,585 -28%
PCM
77
Prelude Capital Management
New York
$112K -$27.4K -4,126 -20%
Squarepoint
78
Squarepoint
New York
$102K -$7.65K -1,150 -7%
VPIM
79
Vanguard Personalized Indexing Management
California
$99.9K +$28.8K +4,330 +40%
SOW
80
State of Wyoming
Wyoming
$98.5K +$50.5K +7,599 +105%
BHCM
81
Brevan Howard Capital Management
Jersey
$96.5K +$96.5K +14,505 New
MC
82
Moors & Cabot
Massachusetts
$96.1K -$120K -18,001 -55%
Allspring Global Investments
83
Allspring Global Investments
North Carolina
$94.7K -$5.53K -832 -6%
Manulife (Manufacturers Life Insurance)
84
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$90.2K +$246 +37 +0.3%
PRTG
85
Post Resch Tallon Group
New York
$81K -$5.15K -775 -6%
HIP
86
HUB Investment Partners
Texas
$80.9K +$80.9K +12,161 New
Millennium Management
87
Millennium Management
New York
$80.6K -$290K -43,597 -78%
DekaBank Deutsche Girozentrale
88
DekaBank Deutsche Girozentrale
Germany
$79K – – –
VOYA Investment Management
89
VOYA Investment Management
Georgia
$67.5K – – –
KPWS
90
Kestra Private Wealth Services
Texas
$67.2K +$67.2K +10,109 New
State Board of Administration of Florida Retirement System
91
State Board of Administration of Florida Retirement System
Florida
$67.1K – – –
PFSRSONJ
92
Police & Firemen's Retirement System of New Jersey
New Jersey
$66.9K – – –
VCM
93
Versant Capital Management
Arizona
$55.8K +$47.1K +7,080 +538%
New York State Common Retirement Fund
94
New York State Common Retirement Fund
New York
$43K – – –
TRCT
95
Tower Research Capital (TRC)
New York
$35.1K +$21.9K +3,289 +166%
ACM
96
Aquatic Capital Management
Illinois
$28.4K -$178K -26,743 -86%
AIP
97
Ameritas Investment Partners
Nebraska
$23.1K – – –
Nisa Investment Advisors
98
Nisa Investment Advisors
Missouri
$22.3K +$16.3K +2,452 +273%
Legal & General Group
99
Legal & General Group
United Kingdom
$22K -$22.5K -3,381 -51%
Simplex Trading
100
Simplex Trading
Illinois
$20K +$20K +3,152 New
2 3
4
5 6