ABBOTT LABORATORIES (ABT) Institutional Ownership Changes & 13F Activity

ABBOTT LABORATORIES (ABT) institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC 13F filings (Q1 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions among tracked filers. Notable filers include Polen Capital Management, Renaissance Technologies LLC, Jensen Investment Management, Parnassus Endeavor Fund, and Mairs & Power Growth Fund.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q3 2018Jensen Investment ManagementSell-1,312120,957$8,873
Q3 2018Sequoia Financial AdvisorsSell-6957,321$537
Q2 2018Mairs & Power Growth FundSell-412,0213,845,348$234,528
Q2 2018Jensen Investment ManagementSell-1,415122,269$7,457
Q2 2018Gardner Russo & QuinnBuy1,16013,960$851
Q2 2018Sequoia Financial AdvisorsBuy6038,016$489
Q1 2018Mairs & Power Growth FundSell-286,0164,257,369$255,102
Q1 2018Sequoia Financial AdvisorsBuy8987,413$444
Q1 2018Jensen Investment ManagementSell-550123,684$7,411
Q4 2017Mairs & Power Growth FundSell-26,8694,543,385$259,291
Q4 2017Gardner Russo & QuinnSell-3,70012,800$730
Q4 2017Jensen Investment ManagementSell-1,190124,234$7,090
Q4 2017Sequoia Financial AdvisorsBuy9986,515$372
Q4 2017Dodge & Cox Stock FundSell-10327,229$1,554
Q3 2017Mairs & Power Growth FundBuy41,7004,570,254$243,869
Q3 2017Jensen Investment ManagementSell-7,026125,424$6,693
Q3 2017Dodge & Cox Stock FundSell-1,93627,332$1,458
Q3 2017Gardner Russo & QuinnSell-10016,500$880
Q3 2017Sequoia Financial AdvisorsBuy465,517$294
Q2 2017Renaissance Technologies LLCSell-2,058,7001,065,566$51,797
Q2 2017Hancock Classic ValueSell-623,3782,298,718$111,741
Q2 2017Mairs & Power Growth FundBuy257,6474,528,554$220,133
Q2 2017Jensen Investment ManagementSell-337132,450$6,438
Q2 2017Sequoia Financial AdvisorsBuy2705,471$266
Q2 2017Gardner Russo & QuinnBuy20016,600$807
Q1 2017Mairs & Power Growth FundBuy2,937,8714,270,907$189,671
Q1 2017Hancock Classic ValueSell-2,127,5922,922,096$129,770
Q1 2017Renaissance Technologies LLCBuy143,8663,124,266$138,749
Q1 2017Sequoia Financial AdvisorsBuy4,9565,201$231
Q1 2017Jensen Investment ManagementSell-4,000132,787$5,897

Frequently asked questions about ABT activity

  • Which institutional owners are buying ABT?

    Institutional owners buying ABT 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 ABT activity?

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

  • Is institutional interest in ABT increasing?

    Institutional interest in ABT 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.