Jane Street’s Standard BioTools LAB Stock Holding History

Jane Street’s Portfolio LAB Stock Details LAB Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$11.4K	Buy	+13,900	New	+$13.1K	﹤0.01%	11288
2026 Q1	–	Sell	-10,400	Closed	-$13.3K	–	12343
2025 Q4	$13.3K	Buy	+10,400	New	+$14K	﹤0.01%	10798
2022 Q1	–	Sell	-22,200	Closed	-$87K	–	10694
2021 Q4	$87K	Sell	22,200 -8,400	-27%	-$39.3K	﹤0.01%	9310
2021 Q3	$202K	Sell	30,600 -9,200	-23%	-$60.5K	﹤0.01%	8823
2021 Q2	$245K	Sell	39,800 -20,100	-34%	-$107K	﹤0.01%	8499
2021 Q1	$271K	Sell	59,900 -22,400	-27%	-$123K	﹤0.01%	7841
2020 Q4	$494K	Sell	82,300 -329,900	-80%	-$2.17M	﹤0.01%	5771
2020 Q3	$3.06M	Buy	+412,200	New	+$2.85M	﹤0.01%	2415

Other funds holding LAB

Casdin Capital New York $2B AUM 147.21% 1-Year Est. Return

Viking Global Investors Stamford, Connecticut $35.1B AUM 21.36% 1-Year Est. Return

MCO

MAK Capital One New York $714M AUM 68.07% 1-Year Est. Return

LFCM

Long Focus Capital Management San Juan, Puerto Rico $3.91B AUM 12.68% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

HBWM

Hollow Brook Wealth Management Katonah, New York $504M AUM 26.89% 1-Year Est. Return

Neuberger Berman Group New York $150B AUM 40.08% 1-Year Est. Return

Qube Research & Technologies (QRT) London, United Kingdom $108B AUM 37.29% 1-Year Est. Return

Royce & Associates New York $12.4B AUM 64.17% 1-Year Est. Return

Jane Street's LAB Position: Q2 2026 in Review

Jane Street opened a new position in Standard BioTools (LAB) in Q2 2026: 2,514,299 shares worth $2.07M. The stake represents ﹤0.01% of the portfolio and ranks #5108 among its holdings. This is a return to the name: Jane Street previously reported a position in LAB as recently as Q4 2025.

Jane Street first reported a position in LAB in Q1 2014 and has held it in 27 quarters since. The position peaked at $3.75M in Q1 2024. 143 funds tracked by Wall St. Rank hold LAB as of Q2 2026.

Jane Street held 2,514,299 shares of Standard BioTools worth $2.07M as of Q2 2026.
Standard BioTools was a new Jane Street position in Q2 2026.
Standard BioTools made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #5108 holding.
Jane Street first reported a position in Standard BioTools in Q1 2014 and has held it in 27 quarters since.
Jane Street's Standard BioTools position peaked at $3.75M in Q1 2024.
143 funds tracked by Wall St. Rank held Standard BioTools as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.