STANDARD BIOTOOLS INC (LAB) Institutional Ownership Changes & 13F Activity

STANDARD BIOTOOLS INC (LAB). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings. This page analyzes institutional buying and selling activity, new holdings, and sold-out positions among tracked filers. Notable filers include ARK Invest, Renaissance Technologies LLC, Viking Global Investors, and Mairs & Power Growth Fund.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q4 2025ARK InvestBuy44,9373,066,665$3,925,331
Q3 2025ARK InvestSell-133,3273,021,728$3,928,246
Q2 2025ARK InvestSell-297,8353,155,055$3,786,065
Q1 2025ARK InvestBuy129,2013,452,890$3,729,121
Q4 2024ARK InvestSell-5,626,0763,323,689$5,816,455
Q3 2024ARK InvestSell-3,729,6268,949,765$17,273,046
Q3 2024Renaissance Technologies LLCSell-803,558201,000$387,930
Q2 2024ARK InvestSell-363,04912,679,391$22,442,522
Q2 2024Renaissance Technologies LLCSell-249,3001,004,558$1,778,068
Q1 2024Viking Global InvestorsBuy58,651,17058,651,170$158,944,671
Q1 2024ARK InvestBuy13,042,44013,042,440$35,345,012
Q1 2024Renaissance Technologies LLCBuy214,2581,253,858$3,398
Q4 2023Renaissance Technologies LLCBuy426,2001,039,600$2,298
Q3 2023Renaissance Technologies LLCSell-11,909613,400$1,779
Q2 2023Renaissance Technologies LLCBuy289,009625,309$1,207
Q1 2023Renaissance Technologies LLCBuy36,200336,300$656
Q4 2022Renaissance Technologies LLCSell-44,000300,100$351
Q3 2022Renaissance Technologies LLCBuy112,200344,100$379
Q2 2022Renaissance Technologies LLCBuy114,400231,900$371
Q1 2022Renaissance Technologies LLCBuy100,000117,500$422
Q4 2021Renaissance Technologies LLCSell-727,80017,500$69
Q4 2020Renaissance Technologies LLCSell-1,462,900745,300$4,472
Q3 2020Renaissance Technologies LLCSell-1,157,8002,208,200$16,407
Q2 2020Renaissance Technologies LLCBuy178,8183,366,000$13,498
Q1 2020Renaissance Technologies LLCBuy399,0823,187,182$8,095
Q4 2019Renaissance Technologies LLCBuy42,7402,788,100$9,703
Q3 2019Renaissance Technologies LLCBuy222,5602,745,360$12,711
Q3 2019Mairs & Power Growth FundBuy10,00010,000$46
Q2 2019Renaissance Technologies LLCBuy367,7182,522,800$31,081
Q1 2019Renaissance Technologies LLCBuy914,2002,155,082$28,641

Frequently asked questions about LAB activity

  • Which institutional owners are buying LAB?

    Institutional owners buying LAB include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in LAB activity?

    "Buy" means an investor increased their reported position in LAB compared to the prior reporting period. This reflects growing exposure to STANDARD BIOTOOLS INC (LAB) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in LAB increasing?

    Institutional interest in LAB can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.

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