ADT INC (ADT) Stock Institutional Trading Activity


ADT INC (ADT) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q4 2025), investors with some of the largest reported share count changes include Renaissance Technologies LLC, Ariel Appreciation Fund, Polen Capital Management, Sequoia Financial Advisors, and Causeway Capital Management. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.

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Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q3 2022Renaissance Technologies LLCSell-141,700148,900$1,115
Q3 2022Miller Value PartnersSell-3,724,5015,367,636$40,204
Q2 2022Ariel Appreciation FundSell-1,259,23819,089,105$117,398
Q2 2022Renaissance Technologies LLCBuy211,400290,600$1,787
Q2 2022Miller Value PartnersSell-2,506,6909,092,137$55,917
Q1 2022Ariel Appreciation FundSell-4,164,28820,348,343$154,444
Q1 2022Renaissance Technologies LLCSell-216,50079,200$601
Q1 2022Miller Value PartnersSell-40,86311,598,827$88,035
Q4 2021Ariel Appreciation FundBuy225,37024,512,631$206,151
Q4 2021Miller Value PartnersSell-330,64911,639,690$97,890
Q3 2021Ariel Appreciation FundBuy8,973,44224,287,261$196,484
Q3 2021Miller Value PartnersSell-1,690,11311,970,339$96,840
Q3 2021Lountzis Asset ManagementBuy389389$3,157
Q2 2021Ariel Appreciation FundBuy15,313,81915,313,819$165,236
Q2 2021Miller Value PartnersBuy613,95213,660,452$147,396
Q1 2021Greenlight CapitalBuy982,9002,789,700$23,546
Q1 2021Miller Value PartnersBuy511,19713,046,500$110,112
Q4 2020Greenlight CapitalBuy1,806,8001,806,800$14,183
Q4 2020Miller Value PartnersSell-2,127,82612,535,303$98,402
Q3 2020Miller Value PartnersSell-178,02114,663,129$119,797
Q2 2020Renaissance Technologies LLCSell-344,800295,700$2,360
Q2 2020Miller Value PartnersBuy167,60614,841,150$118,432
Q1 2020Renaissance Technologies LLCBuy170,700640,500$2,767
Q1 2020Miller Value PartnersSell-1,050,86614,673,544$63,390
Q4 2019Renaissance Technologies LLCBuy469,800469,800$3,726
Q4 2019Miller Value PartnersSell-482,01515,724,410$124,695
Q3 2019Miller Value PartnersBuy12,45016,206,425$101,614
Q2 2019Miller Value PartnersBuy4,855,38516,193,975$99,107
Q1 2019Miller Value PartnersBuy1,738,19011,338,590$72,454
Q1 2019Atlantic Investment ManagementBuy241,415592,072$3,783,340

Frequently asked questions about ADT activity

  • Which institutional owners are buying ADT?

    Institutional owners buying ADT 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 ADT activity?

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

  • Is institutional interest in ADT increasing?

    Institutional interest in ADT 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.