ALIGN TECHNOLOGY INC (ALGN) Stock Institutional Trading Activity


ALIGN TECHNOLOGY INC (ALGN) 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 Disciplined Growth Investors, Bares Capital Management, Alapocas Investment Partners, Sequoia Financial Advisors, and Giverny Capital. 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
Q4 2024Disciplined Growth InvestorsBuy34,570787,596$164,221,642
Q3 2024ARK InvestBuy3226,413$1,630,954
Q3 2024Bares Capital ManagementSell-265,305505,888$128,657,436
Q3 2024Sequoia Financial AdvisorsBuy4531,473$374,660
Q3 2024First Eagle U.S. ValueBuy1,5343,914$995,408
Q3 2024Polen Capital ManagementSell-9,79110,215$2,597,947
Q3 2024Giverny CapitalBuy3,00232,993$8,390,780
Q3 2024Disciplined Growth InvestorsBuy45,484753,026$191,509,572
Q2 2024ARK InvestSell-1,8956,091$1,470,550
Q2 2024Bares Capital ManagementSell-48,737771,193$186,189,126
Q2 2024Sequoia Financial AdvisorsSell-191,020$246,303
Q2 2024First Eagle U.S. ValueBuy2,3802,380$574,603
Q2 2024Polen Capital ManagementSell-1,196,06320,006$4,829,955
Q2 2024Giverny CapitalBuy1,12029,991$7,240,727
Q2 2024Disciplined Growth InvestorsBuy3,600707,542$170,821,865
Q1 2024ARK InvestBuy2087,986$2,618,769
Q1 2024Bares Capital ManagementBuy252,220819,930$268,871,446
Q1 2024Renaissance Technologies LLCSell-4,70035,400$11,608
Q1 2024Sequoia Financial AdvisorsSell-6401,039$340,728
Q1 2024Giverny CapitalBuy1,70928,871$9,467,378
Q1 2024Disciplined Growth InvestorsBuy32,553703,942$230,836,661
Q1 2024Polen Capital ManagementSell-52,0491,216,069$398,773,479
Q4 2023ARK InvestSell-7287,778$2,131,172
Q4 2023Bares Capital ManagementBuy104,799567,710$155,552,540
Q4 2023Renaissance Technologies LLCBuy39,00040,100$10,987
Q4 2023Sequoia Financial AdvisorsBuy6791,679$459,994
Q4 2023Giverny CapitalBuy27,16227,162$7,442,388
Q4 2023Parnassus Endeavor FundBuy40,406396,603$108,669,222
Q4 2023Disciplined Growth InvestorsBuy222,354671,389$183,960,586
Q4 2023Polen Capital ManagementSell-276,0531,268,118$347,464,348

Frequently asked questions about ALGN activity

  • Which institutional owners are buying ALGN?

    Institutional owners buying ALGN 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 ALGN activity?

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

  • Is institutional interest in ALGN increasing?

    Institutional interest in ALGN 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.