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Standard BioTools
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Overview Fund Activity

160 hedge funds and large institutions have $337M invested in Standard BioTools in 2025 Q2 according to their latest regulatory filings, with 28 funds opening new positions, 48 increasing their positions, 45 reducing their positions, and 13 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
160
Holders Change
+13
Holders Change %
+8.84%
% of All Funds
2.15%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.03%
New
28
Increased
48
Reduced
45
Closed
13
Calls
$68K
Puts
$49K
Net Calls
+$19K
Net Calls Change
+$75K

Top Buyers

1
LFCM
1
Long Focus Capital Management
Puerto Rico
$12.1M
2
MCO
2
MAK Capital One
New York
$6.72M
3
KLP
3
Kent Lake PR
Puerto Rico
$1.2M
4
Goldman Sachs
4
Goldman Sachs
New York
$1.58M
5
RA
5
Royce & Associates
New York
$3.16M

Top Sellers

1
Morgan Stanley
1
Morgan Stanley
New York
$7.47M
2
Millennium Management
2
Millennium Management
New York
$2.83M
3
TM
3
Tikvah Management
North Carolina
$6.06M
4
Primecap Management
4
Primecap Management
California
$347K
5
GCP
5
GSA Capital Partners
United Kingdom
$368K
Name Holding Trade Value Shares
Change 		Shares
Change %
CC
1
Casdin Capital
New York
$91.3M – – –
Viking Global Investors
2
Viking Global Investors
Connecticut
$70.4M – – –
BlackRock
3
BlackRock
New York
$29.8M +$245K +204,489 +0.8%
Vanguard Group
4
Vanguard Group
Pennsylvania
$20.4M -$292K -243,512 -1%
LFCM
5
Long Focus Capital Management
Puerto Rico
$12.1M +$4.04M +3,370,000 +50%
Geode Capital Management
6
Geode Capital Management
Massachusetts
$8.93M +$283K +235,677 +3%
State Street
7
State Street
Massachusetts
$7.56M -$69.4K -57,832 -0.9%
Morgan Stanley
8
Morgan Stanley
New York
$7.47M -$5.38M -4,484,668 -42%
Sumitomo Mitsui Trust Group
9
Sumitomo Mitsui Trust Group
Japan
$7.4M -$81.8K -68,156 -1%
NAMA
10
Nikko Asset Management Americas
New York
$7.33M -$92.3K -77,591 -1%
HBWM
11
Hollow Brook Wealth Management
New York
$6.73M +$68.3K +56,930 +1%
MCO
12
MAK Capital One
New York
$6.72M +$3.39M +2,822,701 +102%
TM
13
Tikvah Management
North Carolina
$6.06M -$1.8M -1,500,000 -23%
Neuberger Berman Group
14
Neuberger Berman Group
New York
$5.41M -$6.48K -5,401 -0.1%
MFS
15
Mirabella Financial Services
United Kingdom
$4.12M +$196K +163,714 +5%
Barclays
16
Barclays
United Kingdom
$3.97M +$247K +205,836 +7%
AIM
17
ARK Investment Management
Florida
$3.79M -$357K -297,835 -9%
Northern Trust
18
Northern Trust
Illinois
$3.19M -$150K -125,283 -4%
RA
19
Royce & Associates
New York
$3.16M +$764K +636,618 +32%
Charles Schwab
20
Charles Schwab
California
$3.05M +$119K +98,838 +4%
Millennium Management
21
Millennium Management
New York
$2.83M -$3.26M -2,712,530 -53%
NFGH
22
Nan Fung Group Holdings
Hong Kong
$2.26M – – –
SPC
23
Slate Path Capital
New York
$1.94M – – –
PCP
24
Pacific Capital Partners
$1.65M -$240K -200,000 -13%
Goldman Sachs
25
Goldman Sachs
New York
$1.58M +$771K +642,555 +95%
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