ALLIANCEBERNSTEIN HOLDING LP (AB) Stock Institutional Trading Activity


ALLIANCEBERNSTEIN HOLDING LP (AB) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q3 2025), investors with some of the largest reported share count changes include Sequoia Financial Advisors, Renaissance Technologies LLC, Muhlenkamp & Co, and Miller Value Partners. 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 2025Sequoia Financial AdvisorsBuy14720,455$781,780
Q2 2025Sequoia Financial AdvisorsBuy16020,308$829,159
Q1 2025Sequoia Financial AdvisorsBuy21820,148$771,867
Q4 2024Sequoia Financial AdvisorsBuy71119,930$739,207
Q3 2024Sequoia Financial AdvisorsBuy19,21919,219$670,564
Q4 2019Renaissance Technologies LLCSell-59115,673$474
Q3 2019Renaissance Technologies LLCSell-85,73616,264$477
Q2 2019Renaissance Technologies LLCBuy94,662102,000$3,031
Q1 2019Renaissance Technologies LLCSell-266,3057,338$212
Q1 2018Renaissance Technologies LLCSell-112,657273,643$7,347
Q4 2017Muhlenkamp & CoSell-90011,150$279
Q4 2017Renaissance Technologies LLCBuy164,000386,300$9,677
Q3 2017Renaissance Technologies LLCBuy91,600222,300$5,402
Q2 2017Muhlenkamp & CoBuy90012,050$285
Q2 2017Renaissance Technologies LLCSell-88,625130,700$3,091
Q1 2017Muhlenkamp & CoSell-90011,150$255
Q1 2017Miller Value PartnersBuy46,61050,000$1,142
Q1 2017Renaissance Technologies LLCBuy193,625219,325$5,012
Q4 2016Muhlenkamp & CoBuy50012,050$283
Q4 2016Renaissance Technologies LLCSell-96,70025,700$603
Q3 2016Renaissance Technologies LLCBuy99,900122,400$2,791
Q2 2016Renaissance Technologies LLCSell-128,60022,500$524
Q1 2016Renaissance Technologies LLCBuy138,900151,100$3,540
Q4 2015Renaissance Technologies LLCSell-178,15012,200$291
Q2 2015Renaissance Technologies LLCSell-184,450190,350$5,621
Q1 2015Renaissance Technologies LLCBuy185,500374,800$11,570
Q4 2014Renaissance Technologies LLCBuy110,400189,300$4,890
Q3 2014Renaissance Technologies LLCSell-19,30078,900$2,052
Q2 2014Renaissance Technologies LLCSell-59,49998,200$2,541
Q1 2014Muhlenkamp & CoSell-3,89011,550$288

Frequently asked questions about AB activity

  • Which institutional owners are buying AB?

    Institutional owners buying AB 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 AB activity?

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

  • Is institutional interest in AB increasing?

    Institutional interest in AB 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.