ATAI LIFE SCIENCES NV (ATAI) Institutional Ownership Changes & 13F Activity

ATAI LIFE SCIENCES NV (ATAI). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q2 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Stableford Capital Ii Llc, Klp Kapitalforvaltning As, and Wealth Enhancement Advisory Services, Llc.

InstitutionTypeChange in sharesChange Position %SharesReported stock balancePortfolio quarterFiling date
Klp Kapitalforvaltning AsSell-69,800-100.0%0$0.00Q2 2026Apr 29, 2026
Wealth Enhancement Advisory Services, LlcSell-52,444-100.0%0$0.00Q2 2026Apr 08, 2026
Stableford Capital Ii LlcSell-286,282-100.0%0$0.00Q2 2026Apr 06, 2026
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Frequently asked questions about ATAI activity

  • Which institutional owners are buying ATAI?

    Institutional owners buying ATAI 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 ATAI activity?

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

  • Is institutional interest in ATAI increasing?

    Institutional interest in ATAI 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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