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Atai Life Sciences NV

CUSIP: N0731H103 | 329 institutional holders

Quarters

Q2 2026Q1 2026Q4 2025Q3 2025Q2 2025
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Beneficial Ownership — 13D / 13G

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5%+ stakes reported outside the quarterly cycle. A 13D is due within five business days of the event below, so these figures lead the holders table until the filer's next 13F catches up to them.

HolderShares% of ClassChangeEvent Datevs 13F
13GBlackRock, Inc.24,994,0786.8%New 5%+ stakeJun 30, 20262,813,208 sh (Dec 31, 2025)
13GBlackRock, Inc.24,994,078
6.8% of class · Jun 30, 2026New 5%+ stake
2,813,208 sh (Dec 31, 2025)

Institutional Holders — Q2 2026

Brown University718,500
3.4% of portfolio›$3.8M
RHL Group, LLC72
0.0% of portfolio›$360
Sankala Group LLC52
0.0% of portfolio›$379
Global Frontier Investments LLC0
0.0% of portfolio›$0
StyleTurnoverLocationFiled
Brown University
718,500$3.8M3.4%YieldLowProvidence, RI2026-08-05
RHL Group, LLC
72$3600.0%ETFVery HighHolly, MI2026-08-04
Sankala Group LLC
52$3790.0%ETFLowLyons, CO2026-08-18
Global Frontier Investments LLC
0$00.0%ValueVery LowCharleston, SC2026-08-14