DOSSIER · 13F Holders · Q2 2026
LAB

STANDARD BIOTOOLS INC

152 institutions still hold STANDARD BIOTOOLS INC as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 34385P108·152 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$225M
visible holders
Holders
152
filers reporting
Concentration
32.44%
Casdin Capital, LLC #1
top holder share
AI Holders Summary · Q2 2026

152 institutions reported LAB in Q2 2026. Casdin Capital, LLC leads at 32.4% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
Casdin Capital, LLC
CIK 0001534261
$73M88.8M3.66%Q2 2026
02
VIKING GLOBAL INVESTORS LP
CIK 0001103804
$54M58.7M0.15%Q1 2026
03
MAK CAPITAL ONE LLC
CIK 0001385702
$24M28.8M3.32%Q2 2026
04
Long Focus Capital Management, LLC
CIK 0001602716
$19M23.5M0.49%Q2 2026
05
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$10M12.3M0.00%Q2 2026
06
BlackRock, Inc.
CIK 0002012383
$7M8.3M0.00%Q2 2026
07
Hollow Brook Wealth Management LLC
CIK 0001455251
$5M5.5M0.90%Q2 2026
08
Neuberger Berman Group LLC
CIK 0001465109
$4M5.0M0.00%Q2 2026
09
Qube Research & Technologies Ltd
CIK 0001729829
$4M4.8M0.00%Q2 2026
10
ROYCE & ASSOCIATES LP
CIK 0000906304
$4M4.5M0.03%Q2 2026
11
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$3M3.9M0.00%Q2 2026
12
Tikvah Management LLC
CIK 0001606477
$3M3.6M0.89%Q2 2026
13
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
$3M3.5M0.00%Q2 2026
14
MORGAN STANLEY
CIK 0000895421
$2M2.8M0.00%Q2 2026
15
Peapod Lane Capital LLC
CIK 0002050979
$2M2.4M1.34%Q2 2026
16
CITADEL ADVISORS LLC
CIK 0001423053
$2M2.4M0.00%Q2 2026
17
Mink Brook Asset Management LLC
CIK 0002052205
$2M2.2M0.80%Q2 2026
18
Sone Capital Management, LLC
CIK 0002026215
$2M2.1M0.13%Q2 2026
19
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 0001164508
$2M2.0M0.00%Q2 2026
20
VANGUARD FIDUCIARY TRUST CO
CIK 0000933478· Index
$2M1.9M0.00%Q2 2026
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Insiders at STANDARD BIOTOOLS INC
Egholm MichaelKim Hanjoon AlexMackay SeanCox TroyCasdin EliWitney FrankCarey Thomas D.Hibbs Kathy L