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Quanterix

128 hedge funds and large institutions have $128M invested in Quanterix in 2026 Q1 according to their latest regulatory filings, with 19 funds opening new positions, 51 increasing their positions, 36 reducing their positions, and 23 closing their positions.

New
Increased
Maintained
Reduced
Closed

2,300% more call options, than puts

Call options by funds: $168K | Put options by funds: $7K

42% more repeat investments, than reductions

Existing positions increased: 51 | Existing positions reduced: 36

2.47% more ownership

Funds ownership: 75.17%77.64% (+2.5%)

0% more funds holding in top 10

Funds holding in top 10: 22 (0)

4% less funds holding

Funds holding: 134128 (-6)

17% less first-time investments, than exits

New positions opened: 19 | Existing positions closed: 23

42% less capital invested

Capital invested by funds: $223M → $128M (-$94.9M)

Holders
128
Holders Change
-6
Holders Change %
-4.48%
% of All Funds
1.58%
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.02%
New
19
Increased
51
Reduced
36
Closed
23
Calls
$168K
Puts
$7K
Net Calls
+$161K
Net Calls Change
-$74K
Name Holding Trade Value Shares
Change
Change in
Stake
Ameriprise
1
Ameriprise
Minnesota
$12.5M -$8.49M -1,453,699 -29%
BlackRock
2
BlackRock
New York
$11.5M -$574K -98,315 -3%
PCM
3
Portolan Capital Management
Massachusetts
$10.4M -$9.22M -1,579,730 -35%
BWLSA
4
Blue Water Life Science Advisors
California
$7.54M +$292K +50,000 +2%
William Blair Investment Management
5
William Blair Investment Management
Illinois
$7.33M +$217K +37,250 +2%
ICM
6
Invenomic Capital Management
Massachusetts
$6.8M +$2.49M +427,178 +28%
VCM
7
Vanguard Capital Management
Pennsylvania
$6.28M +$10.4M +1,784,613 New
LCS
8
Levin Capital Strategies
New York
$5.15M +$8.55M +1,464,052 New
First Eagle Investment Management
9
First Eagle Investment Management
New York
$4.58M +$4.49M +768,660 +145%
Geode Capital Management
10
Geode Capital Management
Massachusetts
$3.5M -$462K -79,203 -7%
TC
11
Trium Capital
United Kingdom
$3.5M +$1.03M +176,766 +22%
State Street
12
State Street
Massachusetts
$3.16M +$28.5K +4,876 +0.5%
EFMC
13
Empire Financial Management Company
New York
$2.59M +$690K +118,238 +19%
Millennium Management
14
Millennium Management
New York
$2.43M +$1.67M +286,536 +71%
Envestnet Asset Management
15
Envestnet Asset Management
Illinois
$2.4M +$2.51M +430,500 +171%
Russell Investments Group
16
Russell Investments Group
United Kingdom
$2.26M +$2.25M +385,841 +151%
Marshall Wace
17
Marshall Wace
United Kingdom
$2.19M +$2.73M +467,211 +301%
WJWM
18
Williams Jones Wealth Management
New York
$2.16M -$149K -25,500 -4%
Morgan Stanley
19
Morgan Stanley
New York
$2.14M -$1.26M -215,142 -26%
VPM
20
Vanguard Portfolio Management
Pennsylvania
$2.03M +$3.37M +576,600 New
TM
21
Tikvah Management
North Carolina
$2.01M
TCM
22
Topline Capital Management
California
$1.98M +$3.29M +563,135 New
PC
23
Pier Capital
Connecticut
$1.73M +$2.87M +492,368 New
Dimensional Fund Advisors
24
Dimensional Fund Advisors
Texas
$1.56M +$313K +53,652 +14%
UBS Group
25
UBS Group
Switzerland
$1.33M +$382K +65,483 +21%