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Standard BioTools
LAB

155 hedge funds and large institutions have $372M invested in Standard BioTools in 2025 Q3 according to their latest regulatory filings, with 13 funds opening new positions, 51 increasing their positions, 44 reducing their positions, and 17 closing their positions.

New
Increased
Maintained
Reduced
Closed

100% more funds holding in top 10

Funds holding in top 10: 2 → 4 (+2)

58% more call options, than puts

Call options by funds: $109K | Put options by funds: $69K

16% more repeat investments, than reductions

Existing positions increased: 51 | Existing positions reduced: 44

10% more capital invested

Capital invested by funds: $337M → $372M (+$34.9M)

0.95% more ownership

Funds ownership: 73.87% → 74.82% (+0.95%)

3% less funds holding

Funds holding: 160 → 155 (-5)

24% less first-time investments, than exits

New positions opened: 13 | Existing positions closed: 17

Holders
155
Holders Change
-5
Holders Change %
-3.13%
% of All Funds
2.03%
Holding in Top 10
4
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+100%
% of All Funds
0.05%
New
13
Increased
51
Reduced
44
Closed
17
Calls
$109K
Puts
$69K
Net Calls
+$40K
Net Calls Change
+$21K

Top Buyers

Rank Fund Capital Flow
1
MCO
MAK Capital One
New York
+$13.5M
2
CC
Casdin Capital
New York
+$1.94M
3
LFCM
Long Focus Capital Management
Puerto Rico
+$1.69M
4
JC
JBF Capital
Colorado
+$1.01M
5
Jane Street
Jane Street
New York
+$468K

Top Sellers

Rank Fund Capital Flow
1
MFS
Mirabella Financial Services
United Kingdom
-$4.12M
2
TM
Tikvah Management
North Carolina
-$1.96M
3
KLP
Kent Lake PR
Puerto Rico
-$1.2M
4
Millennium Management
Millennium Management
New York
-$1.19M
5
Sumitomo Mitsui Trust Group
Sumitomo Mitsui Trust Group
Japan
-$1.01M
Name Holding Trade Value Shares
Change 		Change in
Stake
BNP Paribas Asset Management
126
BNP Paribas Asset Management
France
$6K – – –
SAM
127
Smartleaf Asset Management
Massachusetts
$5.31K +$4.45K +3,393 +430%
Optiver Holding
128
Optiver Holding
Netherlands
$5.02K +$5.06K +3,864 New
SOW
129
State of Wyoming
Wyoming
$3.82K +$203 +155 +6%
AAP
130
Arax Advisory Partners
Colorado
$3.57K +$3.6K +2,749 New
Comerica Bank
131
Comerica Bank
Texas
$3.32K -$223 -170 -6%
TWD
132
True Wealth Design
Ohio
$2.97K – – –
EP
133
Essential Partners
California
$2.44K – – –
CIBC Private Wealth Group
134
CIBC Private Wealth Group
Georgia
$1.82K – – –
AUB
135
Atlantic Union Bankshares
Virginia
$1.3K -$983 -750 -43%
Osaic Holdings
136
Osaic Holdings
Arizona
$1.22K – – –
AF
137
Allworth Financial
California
$1.05K +$34 +26 +3%
FFO
138
Fortitude Family Office
Arizona
$1.03K +$1.04K +793 New
IA
139
IFP Advisors
Florida
$1.03K -$39 -30 -4%
NEWAS
140
N.E.W. Advisory Services
Wisconsin
$689 – – –
RA
141
Rise Advisors
New York
$602 – – –
S
142
SignatureFD
Georgia
$412 – – –
MCM
143
MAI Capital Management
Ohio
$390 – – –
US Bancorp
144
US Bancorp
Minnesota
$298 – – –
CA
145
Clearstead Advisors
Ohio
$280 +$3 +2 +0.9%
PFBT
146
Parkside Financial Bank & Trust
Missouri
$260 – – –
WANY
147
Wealthspire Advisors (New York)
New York
$260 +$262 +200 New
SS
148
Sunbelt Securities
Texas
$233 +$234 +179 New
SS
149
SBI Securities
Japan
$211 -$131 -100 -38%
PNC Financial Services Group
150
PNC Financial Services Group
Pennsylvania
$166 – – –
3 4 5
6
7

LAB Hedge Fund Activity: Q3 2025 in Review

155 of the 7,620 institutional investors tracked by Wall St. Rank reported a position in Standard BioTools (LAB) for Q3 2025, worth a combined $372M — up 10% from $337M a quarter earlier.

Sellers outnumbered buyers: 17 funds closed out of LAB and 13 opened new positions — a net loss of 4 holders — while 44 trimmed existing stakes and 51 added.

The largest buyer was MAK Capital One, adding an estimated $13.5M. The largest seller was Mirabella Financial Services, exiting entirely with an estimated $4.12M sold.

  • 155 institutional investors held Standard BioTools (LAB) as of Q3 2025, down from 160 in Q2 2025.
  • Funds reported $372M of Standard BioTools stock for Q3 2025, up 10% quarter-over-quarter.
  • 13 funds opened new Standard BioTools positions in Q3 2025 and 17 closed out, a net change of -4 holders.
  • The largest Standard BioTools buyer in Q3 2025 was MAK Capital One, an estimated $13.5M added.
  • The largest Standard BioTools seller in Q3 2025 was Mirabella Financial Services, an estimated $4.12M sold.

Based on aggregated 13F filings for Q3 2025.