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Quanterix

134 hedge funds and large institutions have $223M invested in Quanterix in 2025 Q4 according to their latest regulatory filings, with 21 funds opening new positions, 42 increasing their positions, 43 reducing their positions, and 13 closing their positions.

New
Increased
Maintained
Reduced
Closed

1,119% more call options, than puts

Call options by funds: $256K | Put options by funds: $21K

100% more funds holding in top 10

Funds holding in top 10: 12 (+1)

62% more first-time investments, than exits

New positions opened: 21 | Existing positions closed: 13

15% more capital invested

Capital invested by funds: $194M → $223M (+$29.6M)

4% more funds holding

Funds holding: 129134 (+5)

2% less repeat investments, than reductions

Existing positions increased: 42 | Existing positions reduced: 43

1.6% less ownership

Funds ownership: 76.77%75.17% (-1.6%)

Holders
134
Holders Change
+5
Holders Change %
+3.88%
% of All Funds
1.63%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.02%
New
21
Increased
42
Reduced
43
Closed
13
Calls
$256K
Puts
$21K
Net Calls
+$235K
Net Calls Change
+$271K
Name Holding Trade Value Shares
Change
Change in
Stake
Ameriprise
1
Ameriprise
Minnesota
$31.8M +$4.67M +752,561 +18%
PCM
2
Portolan Capital Management
Massachusetts
$28.8M +$1.65M +265,702 +6%
BlackRock
3
BlackRock
New York
$21.5M +$1.63M +262,930 +8%
Vanguard Group
4
Vanguard Group
Pennsylvania
$17M +$188K +30,318 +1%
BWLSA
5
Blue Water Life Science Advisors
California
$13.3M +$7.05M +1,134,400 +118%
William Blair Investment Management
6
William Blair Investment Management
Illinois
$13M +$4.54M +731,169 +56%
ICM
7
Invenomic Capital Management
Massachusetts
$9.57M +$697K +112,203 +8%
Geode Capital Management
8
Geode Capital Management
Massachusetts
$6.83M +$386K +62,077 +6%
State Street
9
State Street
Massachusetts
$5.68M +$459K +73,867 +9%
Morgan Stanley
10
Morgan Stanley
New York
$5.23M +$104K +16,735 +2%
TC
11
Trium Capital
United Kingdom
$5.2M +$800K +128,854 +19%
WJWM
12
Williams Jones Wealth Management
New York
$4.06M -$295K -47,525 -7%
EFMC
13
Empire Financial Management Company
New York
$3.93M +$1.03M +165,400 +37%
EIP
14
Easterly Investment Partners
Massachusetts
$3.92M -$3.95M -635,503 -51%
TM
15
Tikvah Management
North Carolina
$3.64M
First Eagle Investment Management
16
First Eagle Investment Management
New York
$3.38M +$3.3M +531,427 New
Millennium Management
17
Millennium Management
New York
$2.56M -$5.01M -806,568 -67%
Dimensional Fund Advisors
18
Dimensional Fund Advisors
Texas
$2.48M -$1.97M -317,605 -45%
Charles Schwab
19
Charles Schwab
California
$2.31M +$196K +31,494 +10%
Northern Trust
20
Northern Trust
Illinois
$2.2M -$50.3K -8,094 -2%
PHP
21
Parkman Healthcare Partners
Connecticut
$2.09M +$477K +76,745 +30%
UBS Group
22
UBS Group
Switzerland
$1.98M -$386K -62,101 -17%
Two Sigma Investments
23
Two Sigma Investments
New York
$1.65M +$54.6K +8,784 +4%
Russell Investments Group
24
Russell Investments Group
United Kingdom
$1.63M -$1.11M -177,920 -41%
Envestnet Asset Management
25
Envestnet Asset Management
Illinois
$1.6M -$1.64M -263,650 -51%