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MILLENNIUM MANAGEMENT LLC

Position in ATAI — AtaiBeckley Inc.

CIK 1273087 NEW YORK, NY

Position in ATAI

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$15,448,899
New position
Shares Held
4,364,096
first reported quarter
Ownership
1.19%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2026
1 quarter on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Position in Biotechnology

Healthcare · as of Mar 31, 2026

MILLENNIUM MANAGEMENT LLC holds $4,565,450,068 across 341 Biotechnology names. ATAI ranks #74 (0.3% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in ATAI

Export CSV
1 filing row on record
Report Date Value (USD) Shares
2026-03-31 $15,448,899 4,364,096