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AtaiBeckley Inc.

ATAIDelisted Sep 11, 2026
Industry
Pharmaceutical Preparations
SEC CIK
0002081043

AtaiBeckley Inc. was delisted on Sep 11, 2026; its insiders filed their last Form 4 on Sep 11, 2026; 242 institutions reported holding it in 13F filings for Q2 2026, worth $710.6M in total; no superinvestor held it.

13F holders, Q3 2025

Institutional positions in AtaiBeckley Inc. as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
129
+36 vs. Q2 2025
Shares held
43.7M
+14.5M (+49.7%) vs. Q2 2025
Total value
$231.1M
+$167.2M (+261.6%) vs. Q2 2025
New holders
50
33 more added
Sold out
14
14 more reduced

Compare with Q2 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting ATAI on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2025: 129 institutions
Q1 2021: 0 institutionsQ2 2021: 44 institutionsQ3 2021: 54 institutionsQ4 2021: 84 institutionsQ1 2022: 87 institutionsQ2 2022: 98 institutionsQ3 2022: 101 institutionsQ4 2022: 116 institutionsQ1 2023: 105 institutionsQ2 2023: 97 institutionsQ3 2023: 96 institutionsQ4 2023: 88 institutionsQ1 2024: 88 institutionsQ2 2024: 89 institutionsQ3 2024: 75 institutionsQ4 2024: 88 institutionsQ1 2025: 79 institutionsQ2 2025: 93 institutionsQ3 2025: 129 institutionsQ4 2025: 138 institutionsQ1 2026: 184 institutionsQ2 2026: 242 institutions
Value heldQ3 2025: $231.1M
Q1 2021: $0Q2 2021: $212.2MQ3 2021: $169.9MQ4 2021: $109.4MQ1 2022: $79.4MQ2 2022: $79.6MQ3 2022: $88.1MQ4 2022: $66.6MQ1 2023: $31.3MQ2 2023: $26.3MQ3 2023: $19.1MQ4 2023: $18.9MQ1 2024: $24.6MQ2 2024: $16.1MQ3 2024: $13.5MQ4 2024: $19.3MQ1 2025: $29.7MQ2 2025: $63.9MQ3 2025: $231.1MQ4 2025: $227.8MQ1 2026: $355.0MQ2 2026: $710.6M
Institutions holding ATAI and their total value by quarter
QuarterHoldersValue
Q2 2026242$710.6M
Q1 2026184$355.0M
Q4 2025138$227.8M
Q3 2025129$231.1M
Q2 202593$63.9M
Q1 202579$29.7M
Q4 202488$19.3M
Q3 202475$13.5M
Q2 202489$16.1M
Q1 202488$24.6M
Q4 202388$18.9M
Q3 202396$19.1M
Q2 202397$26.3M
Q1 2023105$31.3M
Q4 2022116$66.6M
Q3 2022101$88.1M
Q2 202298$79.6M
Q1 202287$79.4M
Q4 202184$109.4M
Q3 202154$169.9M
Q2 202144$212.2M
Q1 20210$0

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding AtaiBeckley Inc.; share changes are against Q2 2025.

Institutions holding ATAI in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
BNP Paribas Arbitrage, SA7,577$40.1K0.00%−33,348−81.5%Reduced
Royal Bank of Canada7,015$38.0K0.00%−58,182−89.2%Reduced
FNY Investment Advisers, LLC6,824$36.0K0.01%+6,824New
Wells Fargo & Company6,535$34.6K0.00%+125+2.0%Added
Evolution Wealth Management Inc.6,467$34.2K0.04%+2,451+61.0%Added
Advisory Services Network, LLC5,747$30.4K0.00%+5,747New
Crewe Advisors LLC5,540$29.3K0.00%00.0%Unchanged
Federation des caisses Desjardins du Quebec4,470$23.6K0.00%+1,320+41.9%Added
BlackRock, Inc.4,400$23.3K0.00%00.0%Unchanged
SBI Securities Co., Ltd.3,743$19.8K0.00%+1,589+73.8%Added
MAI Capital Management3,571$18.9K0.00%+3,271+1,090.3%Added
Advisor Group Holdings, Inc.3,402$17.6K0.00%+200+6.2%Added
Global Retirement Partners, LLC2,080$11.0K0.00%+1,000+92.6%Added
Proffitt & Goodson Inc2,000$10.6K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)1,431$7.57K0.00%+1,431New
National Bank of Canada1,301$6.87K0.00%00.0%Unchanged
Westside Investment Management, Inc.1,250$6.52K0.00%00.0%Unchanged
Caldwell Sutter Capital, Inc.700$3.70K0.00%+200+40.0%Added
Hollencrest Capital Management600$3.17K0.00%+600New
TD Waterhouse Canada Inc.400$2.08K0.00%00.0%Unchanged
Bank Julius Baer & Co. Ltd, Zurich250$1.32K0.00%+250New
Principal Securities, Inc.229$1.21K0.00%00.0%Unchanged
Harbour Investments, Inc.200$1.06K0.00%00.0%Unchanged
Global Wealth Strategies & Associates126$6670.00%00.0%Unchanged
ORG Partners LLC90$4760.00%+90New
Rothschild Investment LLC50$2650.00%00.0%Unchanged
Allworth Financial LP50$2650.00%00.0%Unchanged
Grey Fox Wealth Advisors, LLC40$2120.00%+40New
Russell Investments Group, Ltd.23$1220.00%−71−75.5%Reduced
Franklin Resources Inc0$00.00%−356,357−100.0%Sold out
Woodline Partners LP0$00.00%−290,943−100.0%Sold out
PEAK6 LLC0$00.00%−208,548−100.0%Sold out
Hyperion Capital Advisors LP0$00.00%−168,416−100.0%Sold out
Virtu Financial LLC0$00.00%−95,746−100.0%Sold out
Capital Advisors Inc0$00.00%−50,000−100.0%Sold out
Cerity Partners LLC0$00.00%−46,284−100.0%Sold out
Quadrature Capital Ltd0$00.00%−32,222−100.0%Sold out
Two Sigma Advisers, LP0$00.00%−30,900−100.0%Sold out
Two Sigma Securities, LLC0$00.00%−21,117−100.0%Sold out
Freestone Capital Holdings, LLC0$00.00%−20,000−100.0%Sold out
Cetera Investment Advisers0$00.00%−17,217−100.0%Sold out
Rehmann Capital Advisory Group0$00.00%−10,500−100.0%Sold out
Caitong International Asset Management Co., Ltd0$00.00%−4,106−100.0%Sold out