Skip to main content

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, Q2 2026

Institutional positions in AtaiBeckley Inc. as of Jun 30, 2026. 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
242
+62 vs. Q1 2026
Shares held
134.9M
+35.1M (+35.1%) vs. Q1 2026
Total value
$710.6M
+$357.1M (+101.0%) vs. Q1 2026
New holders
83
85 more added
Sold out
21
28 more reduced

4 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: 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 holdersQ2 2026: 242 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 heldQ2 2026: $710.6M
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, Q2 2026

Shares, value and share of portfolio for each institution holding AtaiBeckley Inc.; share changes are against Q1 2026.

Institutions holding ATAI in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Man Group plc358,812$1.89M0.00%−184,703−34.0%Reduced
Rhumbline Advisers399,436$2.11M0.00%+399,436New
Swiss National Bank473,700$2.50M0.00%+147,800+45.4%Added
Nikko Asset Management Americas, Inc.483,952$2.55M0.03%−83,624−14.7%Reduced
Susquehanna International Group, LLP487,486$2.57M0.00%−4,798,840−90.8%Reduced
Sumitomo Mitsui Trust Holdings, Inc.489,613$2.58M0.00%−77,963−13.7%Reduced
UBS Asset Management Americas Inc490,135$2.58M0.00%+224,135+84.3%Added
Bank of America Corp490,433$2.58M0.00%−329,231−40.2%Reduced
JGP Global Gestao de Recursos Ltda.500,000$2.63M5.88%+500,000New
Boussard & Gavaudan Gestion SAS540,893$2.88M0.15%+540,893New
Woodline Partners LP600,000$3.16M0.01%00.0%Unchanged
Brown University718,500$3.79M3.97%00.0%Unchanged
OrbiMed Advisors LLC797,500$4.20M0.08%+450,500+129.8%Added
Two Sigma Investments, LP822,471$4.33M0.00%−1,153,081−58.4%Reduced
AdvisorShares Investments LLC882,892$4.65M0.56%+315,305+55.6%Added
Bank of New York Mellon Corp891,983$4.70M0.00%+846,374+1,855.7%Added
ADAR1 Capital Management, LLC913,242$4.81M0.23%00.0%Unchanged
Goldman Sachs Group Inc946,100$4.99M0.00%+425,195+81.6%Added
Moore Capital Management, LP952,380$5.02M0.11%00.0%Unchanged
Newtyn Management, LLC1,187,808$6.26M0.78%−593,895−33.3%Reduced
Nuveen, LLC1,295,262$6.83M0.00%+1,118,139+631.3%Added
Price T Rowe Associates Inc1,350,732$7.12M0.00%+1,350,732New
First Trust Advisors LP1,375,500$7.25M0.00%+1,375,500New
Halter Ferguson Financial Inc.1,485,590$7.83M1.27%+1,485,590New
Vanguard Fiduciary Trust Co1,576,296$8.31M0.00%+319,565+25.4%Added
Eagle Health Investments LP1,709,359$9.01M1.49%00.0%Unchanged
Millennium Management LLC1,770,526$9.33M0.01%−2,593,570−59.4%Reduced
Charles Schwab Investment Management Inc1,965,683$10.4M0.00%+784,100+66.4%Added
RTW Investments, LP2,000,000$10.5M0.09%00.0%Unchanged
Citadel Advisors LLC2,114,908$11.1M0.01%+1,943,520+1,134.0%Added
Northern Trust Corp2,589,167$13.6M0.00%+2,051,117+381.2%Added
Foresite Capital Management VI LLC2,750,000$14.5M2.26%00.0%Unchanged
Candriam Luxembourg S.C.A.3,039,399$16.0M0.07%−46,980−1.5%Reduced
Morgan Stanley3,843,253$20.3M0.00%−9,519−0.2%Reduced
Vanguard Portfolio Management LLC4,106,450$21.6M0.00%+4,106,450New
UBS Group AG4,424,701$23.3M0.00%−3,002,166−40.4%Reduced
Adage Capital Partners GP, L.L.C.5,642,758$29.7M0.04%00.0%Unchanged
Geode Capital Management, LLC6,933,309$36.5M0.00%+4,423,335+176.2%Added
State Street Corp8,287,054$43.7M0.00%+7,142,699+624.2%Added
Vanguard Capital Management LLC11,747,249$61.9M0.00%−14,149−0.1%Reduced
Deep Track Capital, LP14,417,442$76.0M1.12%+2,417,442+20.1%Added
BlackRock, Inc.25,574,573$134.8M0.00%+18,739,273+274.2%Added
Qube Research & Technologies Ltd0$00.00%−2,891,942−100.0%Sold out
Point72 Asset Management, L.P.0$00.00%−664,724−100.0%Sold out
OP Asset Management Ltd0$00.00%−423,674−100.0%Sold out
Brummer Multi-Strategy AB0$00.00%−275,409−100.0%Sold out
Jain Global LLC0$00.00%−244,187−100.0%Sold out
Brevan Howard Capital Management LP0$00.00%−236,942−100.0%Sold out
Hudson Bay Capital Management LP0$00.00%−188,485−100.0%Sold out
Catalyst Funds Management Pty Ltd0$00.00%−113,400−100.0%Sold out
Schonfeld Strategic Advisors LLC0$00.00%−77,611−100.0%Sold out
Wealth Enhancement Advisory Services, LLC0$00.00%−52,444−100.0%Sold out
DRW Securities, LLC0$00.00%−29,045−100.0%Sold out
Evoke Wealth, LLC0$00.00%−26,511−100.0%Sold out
Quantessence Capital LLC0$00.00%−25,311−100.0%Sold out
PTM Wealth Management, LLC0$00.00%−15,000−100.0%Sold out
Toroso Investments, LLC0$00.00%−15,574−100.0%Sold out
DnB Asset Management AS0$00.00%−13,572−100.0%Sold out
XTX Topco Ltd0$00.00%−13,325−100.0%Sold out
Ieq Capital, LLC0$00.00%−10,019−100.0%Sold out
Advisory Services Network, LLC0$00.00%−4,247−100.0%Sold out
Global Wealth Strategies & Associates0$00.00%−126−100.0%Sold out
Hamrick Investment Counsel, llc0$00.00%−100−100.0%Sold out
Boussard & Gavaudan Investment Management LLP––––Not filed
Janus Henderson Group PLC––––Not filed
VectorGlobal IAG, Inc.––––Not filed
CWM, LLC––––Not filed