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Business Summary
Filings
Ownership
Valuation
Ownership — ATAI
Institutional Holdings
Insider Transactions
US Institutional Ownership
24.9%
Institution
Shares
Value
Ownership %
Change
Filing Date
Deep Track Capital, LP
12.00M
$42.0M
3.28%
--
2026-03-31
VANGUARD CAPITAL MANAGEMENT LLC
11.76M
$41.0M
3.22%
--
2026-03-31
UBS Group AG
7.43M
$26.0M
2.03%
--
2026-03-31
BlackRock, Inc.
6.84M
$24.0M
1.87%
--
2026-03-31
ADAGE CAPITAL PARTNERS GP, L.L.C.
5.64M
$19.0M
1.54%
--
2026-03-31
MILLENNIUM MANAGEMENT LLC
4.36M
$15.0M
1.19%
--
2026-03-31
MORGAN STANLEY
3.85M
$13.0M
1.05%
--
2026-03-31
Candriam S.C.A.
3.09M
$10.0M
0.84%
--
2026-03-31
Qube Research & Technologies Ltd
2.89M
$10.0M
0.79%
--
2026-03-31
Foresite Capital Management VI LLC
2.75M
$9.0M
0.75%
--
2026-03-31
GEODE CAPITAL MANAGEMENT, LLC
2.51M
$8.0M
0.69%
--
2026-03-31
MARSHALL WACE, LLP
2.36M
$8.0M
0.65%
-310.7K
2026-03-31
RTW INVESTMENTS, LP
2.00M
$7.0M
0.55%
--
2026-03-31
Newtyn Management, LLC
1.78M
$6.0M
0.49%
--
2026-03-31
Eagle Health Investments LP
1.71M
$6.0M
0.47%
--
2026-03-31
VANGUARD FIDUCIARY TRUST CO
1.26M
$4.0M
0.34%
--
2026-03-31
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
1.18M
$4.0M
0.32%
--
2026-03-31
STATE STREET CORP
1.14M
$4.0M
0.31%
--
2026-03-31
MOORE CAPITAL MANAGEMENT, LP
952.4K
$3.0M
0.26%
--
2026-03-31
ADAR1 Capital Management, LLC
913.2K
$3.0M
0.25%
--
2026-03-31
BANK OF AMERICA CORP /DE/
819.7K
$2.0M
0.22%
--
2026-03-31
CenterBook Partners LP
707.4K
$2.0M
0.19%
--
2026-03-31
Point72 Asset Management, L.P.
685.4K
$2.0M
0.19%
--
2026-03-31
GOLDMAN SACHS GROUP INC
600.9K
$2.0M
0.16%
--
2026-03-31
Woodline Partners LP
600.0K
$2.0M
0.16%
--
2026-03-31
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