ATAI · AtaiBeckley Inc.

$7.35 -0.04 (-0.54%) At close · Aug 27

Market Cap

$2.74B

370.86M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Quarter:

Holders: 238

Total Value: $719,454,749

Total Shares: 136,518,951

Showing 1–100 of 246 holdings by value · page 1 of 3

Institutional Ownership Trend

3 quarters

Superinvestors Holding ATAI

All superinvestors →

Ruane Cunniff $221,930

Holder Concentration

Across 238 13F filers · Δ vs Mar 31, 2026

Top Holder

18.7%

+6.7 pts

Top 5

49.0%

+5.0 pts

Top 10

64.5%

+0.6 pts

HHI

682

Broadly held+132

Quarterly Activity

vs Mar 31, 2026

New

Increased

Decreased

Sold Out

Unchanged

Holder count: +58

Institutional value: +103.3%

Shares held: +36.5%

Top Buyers

vs Mar 31, 2026

Institution	Added	Now Holds
Mega BlackRock, Inc.	+18,739,273	25,574,573
Mega STATE STREET CORP	+7,142,699	8,287,054
Mega GEODE CAPITAL MANAGEMENT, LLC	+4,423,335	6,933,309
Mid Deep Track Capital, LP	+2,417,442	14,417,442
Mega NORTHERN TRUST CORP	+2,051,117	2,589,167

Top Sellers

vs Mar 31, 2026

Institution	Sold	Now Holds
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP	−3,699,740	2,300,386
Mega UBS Group AG	−3,002,166	4,424,701
Mega MILLENNIUM MANAGEMENT LLC	−2,593,570	1,770,526
Large MARSHALL WACE, LLP	−2,254,427	110,019
Mega TWO SIGMA INVESTMENTS, LP	−1,153,081	822,471

Top New Positions

vs Mar 31, 2026

Institution	Acquired	Value (USD)
Mega VANGUARD PORTFOLIO MANAGEMENT LLC	4,106,450	$21,640,991
Small Halter Ferguson Financial Inc.	1,485,590	$7,829,059
Mega FIRST TRUST ADVISORS LP	1,375,500	$7,248,885
Mega PRICE T ROWE ASSOCIATES INC /MD/	1,350,732	$7,118,356
Small BOUSSARD & GAVAUDAN GESTION SAS	540,893	$2,850,506

Top Sold-Out Positions

vs Mar 31, 2026

Institution	Previously Held	Last Value (USD)
Mega Qube Research & Technologies Ltd	2,891,942	$10,237,474
Large Point72 Asset Management, L.P.	685,424	$2,426,400
Mid OP Asset Management Ltd	423,674	$1,499,805
Small Boussard & Gavaudan Investment Management LLP	295,264	$1,045,234
Micro Brummer Multi-Strategy AB	275,409	$974,947

Filter: New 85 Increased 86 Reduced 25 Sold out 27 Unchanged 42

Showing 100 of 246

All Common Calls Puts

Compact Export CSV

Holder

Value (USD)

% of 13F

BlackRock, Inc.

$134,777,996

18.73%

25,574,573

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BLACKROCK FINANCIAL MANAGEMENT INC/DE	295,565	$1,557,627	1.2%	Sole
BlackRock Asset Management Canada Ltd	1,860	$9,802	0.0%	Sole
BlackRock Investment Management, LLC	893,574	$4,709,134	3.5%	Sole
BLACKROCK ADVISORS LLC	821,463	$4,329,110	3.2%	Sole
BlackRock Fund Advisors	14,524,241	$76,542,750	56.8%	Sole
BlackRock Institutional Trust Company, N.A.	7,964,416	$41,972,472	31.1%	Sole
BlackRock Fund Managers Ltd.	47,526	$250,462	0.2%	Sole
BlackRock (Netherlands) B.V.	47,429	$249,950	0.2%	Sole
BlackRock Asset Management Ireland Ltd	943,138	$4,970,337	3.7%	Sole
BlackRock Asset Management Schweiz AG	29,079	$153,246	0.1%	Sole
Aperio Group, LLC	6,282	$33,106	0.0%	Sole

Deep Track Capital, LP

$75,979,919

10.56%

14,417,442

VANGUARD CAPITAL MANAGEMENT LLC

$61,908,002

8.60%

11,747,249

STATE STREET CORP

$43,672,774

6.07%

8,287,054

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
STATE STREET GLOBAL ADVISORS EUROPE LIMITED joint	8,287,054	$43,672,774	100.0%	Defined

GEODE CAPITAL MANAGEMENT, LLC

$36,538,537

5.08%

6,933,309

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
GEODE CAPITAL MANAGEMENT TRUST COMPANY, LLC	896,566	$4,724,902	12.9%	Defined
Held directly	6,036,743	$31,813,635	87.1%	Defined

ADAGE CAPITAL PARTNERS GP, L.L.C.

$29,737,334

4.13%

5,642,758

UBS Group AG

$23,318,172

3.24%

4,424,701

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
UBS Financial Services Inc	34,337	$180,955	0.8%	Defined
UBS AG	3,031,117	$15,973,986	68.5%	Defined
UBS Switzerland AG	1,353,816	$7,134,610	30.6%	Defined
UBS Securities LLC	5,431	$28,621	0.1%	Defined

VANGUARD PORTFOLIO MANAGEMENT LLC

$21,640,991

3.01%

4,106,450

MORGAN STANLEY

$20,253,941

2.82%

3,843,253

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
MORGAN STANLEY & CO INTERNATIONAL PLC	1,100	$5,797	0.0%	Defined
MORGAN STANLEY & CO. LLC	87,267	$459,897	2.3%	Defined
MORGAN STANLEY CAPITAL SERVICES, LLC	281,982	$1,486,045	7.3%	Defined
MORGAN STANLEY INVESTMENT MANAGEMENT INC	3,248,972	$17,122,082	84.5%	Defined
MORGAN STANLEY SMITH BARNEY LLC	154,306	$813,192	4.0%	Defined
PARAMETRIC PORTFOLIO ASSOCIATES LLC	69,626	$366,928	1.8%	Defined

Candriam S.C.A.

$16,017,632

2.23%

3,039,399

Foresite Capital Management VI LLC

$14,492,500

2.01%

2,750,000

NORTHERN TRUST CORP

$13,644,908

1.90%

2,589,167

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
NORTHERN TRUST CO joint	2,409,005	$12,695,455	93.0%	Defined
NORTHERN TRUST GLOBAL INVESTMENTS LTD	129,820	$684,151	5.0%	Defined
DWS INVESTMENT MANAGEMENT AMERICAS, INC joint	50,342	$265,302	1.9%	Other

CITADEL ADVISORS LLC

$11,145,564

1.55%

2,114,908

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citadel Securities GP LLC	1,571,542	$8,282,026	74.3%	Defined
Held directly	543,366	$2,863,538	25.7%	Defined

RTW INVESTMENTS, LP

$10,540,000

1.46%

2,000,000

CHARLES SCHWAB INVESTMENT MANAGEMENT INC

$10,359,149

1.44%

1,965,683

MILLENNIUM MANAGEMENT LLC

$9,330,672

1.30%

1,770,526

Eagle Health Investments LP

$9,008,321

1.25%

1,709,359

VANGUARD FIDUCIARY TRUST CO

$8,307,079

1.15%

1,576,296

SUSQUEHANNA INTERNATIONAL GROUP, LLP

$8,129,502

1.13%

1,542,600

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SUSQUEHANNA SECURITIES, LLC	1,542,600	$8,129,502	100.0%	Other

Halter Ferguson Financial Inc.

$7,829,059

1.09%

1,485,590

FIRST TRUST ADVISORS LP

$7,248,885

1.01%

1,375,500

PRICE T ROWE ASSOCIATES INC /MD/

$7,118,356

0.99%

1,350,732

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
T. Rowe Price International Ltd	266,585	$1,404,902	19.7%	Defined
Held directly	1,084,147	$5,713,454	80.3%	Sole

Nuveen, LLC

$6,826,030

0.95%

1,295,262

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Nuveen Asset Management, LLC joint	66,060	$348,136	5.1%	Defined
TIAA CREF INVESTMENT MANAGEMENT LLC joint	334,420	$1,762,393	25.8%	Defined
TEACHERS ADVISORS, LLC joint	894,782	$4,715,501	69.1%	Defined

Newtyn Management, LLC

$6,259,748

0.87%

1,187,808

MOORE CAPITAL MANAGEMENT, LP

$5,019,042

0.70%

952,380

GOLDMAN SACHS GROUP INC

$4,985,946

0.69%

946,100

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
GOLDMAN SACHS & CO. LLC	831,879	$4,384,002	87.9%	Defined
GOLDMAN SACHS ASSET MANAGEMENT, L.P.	102,557	$540,475	10.8%	Defined
GOLDMAN SACHS INTERNATIONAL	11,664	$61,469	1.2%	Defined

ADAR1 Capital Management, LLC

$4,812,785

0.67%

913,242

Bank of New York Mellon Corp

$4,700,749

0.65%

891,983

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Mellon Investments Corporation	330,842	$1,743,537	37.1%	Defined
The Bank of New York Mellon	558,739	$2,944,554	62.6%	Defined
BNY Mellon, NA	2,400	$12,648	0.3%	Defined
Held directly	2	$10	0.0%	Defined

AdvisorShares Investments LLC

$4,652,840

0.65%

882,892

TWO SIGMA INVESTMENTS, LP

$4,334,422

0.60%

822,471

ORBIMED ADVISORS LLC

$4,202,825

0.58%

797,500

Woodline Partners LP

$3,162,000

0.44%

600,000

BOUSSARD & GAVAUDAN GESTION SAS

$2,850,506

0.40%

540,893

JGP Global Gestao de Recursos Ltda.

$2,635,000

0.37%

500,000

BANK OF AMERICA CORP /DE/

$2,584,581

0.36%

490,433

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BANK OF AMERICA NA	381,125	$2,008,528	77.7%	Defined
BOFA SECURITIES, INC.	109,308	$576,053	22.3%	Defined

UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC

$2,583,009

0.36%

490,135

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
UBS Asset Management Switzerland AG	444,320	$2,341,566	90.7%	Defined
UBS Asset Management (UK) Ltd.	23,770	$125,267	4.8%	Sole
Held directly	22,045	$116,176	4.5%	Defined

Sumitomo Mitsui Trust Group, Inc.

$2,580,260

0.36%

489,613

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Amova Asset Management Co., Ltd.	489,613	$2,580,260	100.0%	Defined

SUSQUEHANNA INTERNATIONAL GROUP, LLP

$2,569,051

0.36%

487,486

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SUSQUEHANNA SECURITIES, LLC	487,486	$2,569,051	100.0%	Other

Amova Asset Management Americas, Inc.

$2,550,427

0.35%

483,952

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Sumitomo Mitsui Trust Group, Inc. joint	483,952	$2,550,427	100.0%	Sole

Swiss National Bank

$2,496,399

0.35%

473,700

RHUMBLINE ADVISERS

$2,105,027

0.29%

399,436

Man Group plc

$1,890,939

0.26%

358,812

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Numeric Investors LLC	358,812	$1,890,939	100.0%	Defined

ALLIANCEBERNSTEIN L.P.

$1,873,485

0.26%

355,500

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Equitable Holdings, Inc.	355,500	$1,873,485	100.0%	Defined

DEUTSCHE BANK AG\

$1,818,370

0.25%

345,042

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
DWS INVESTMENT MANAGEMENT AMERICAS, INC	5,358	$28,236	1.6%	Defined
DWS Investments UK Ltd	339,684	$1,790,134	98.4%	Defined

BIT Capital GmbH

$1,689,435

0.23%

320,576

VOYA INVESTMENT MANAGEMENT LLC

$1,605,114

0.22%

304,576

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Voya Investment Management Co. LLC joint	304,576	$1,605,114	100.0%	Defined

WELLS FARGO & COMPANY/MN

$1,570,027

0.22%

297,918

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
WELLS FARGO BANK N A	289,508	$1,525,707	97.2%	Defined
WELLS FARGO ADVISORS FINANCIAL NETWORK, LLC	2,000	$10,540	0.7%	Defined
WELLS FARGO CLEARING SERVICES, LLC	6,410	$33,780	2.2%	Defined

Jefferies Financial Group Inc.

$1,453,993

0.20%

275,900

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Jefferies Financial Services, Inc.	275,900	$1,453,993	100.0%	Defined

JPMORGAN CHASE & CO

$1,440,553

0.20%

273,350

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
JPMorgan Chase Bank, N.A.	132,828	$700,003	48.6%	Defined
J.P. Morgan Investment Management Inc.	83,626	$440,709	30.6%	Defined
J.P. Morgan Securities LLC	32,443	$170,974	11.9%	Defined
J.P. Morgan Securities plc	24,453	$128,867	8.9%	Defined

SUSQUEHANNA INTERNATIONAL GROUP, LLP

$1,424,481

0.20%

270,300

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SUSQUEHANNA SECURITIES, LLC	270,300	$1,424,481	100.0%	Other

Warm Springs Advisors Inc.

$1,386,010

0.19%

263,000

CenterBook Partners LP

$1,352,403

0.19%

256,623

IQ EQ FUND MANAGEMENT (IRELAND) Ltd

$1,332,851

0.19%

252,913

Invesco Ltd.

$1,310,947

0.18%

248,757

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Invesco Advisers, Inc. joint	48,006	$252,991	19.3%	Defined
Invesco Trust Co joint	127,770	$673,347	51.4%	Defined
Invesco Capital Management LLC	72,981	$384,609	29.3%	Defined

AMERIPRISE FINANCIAL INC

$1,270,196

0.18%

241,024

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Columbia Management Investment Advisers, LLC	239,820	$1,263,851	99.5%	Defined
Ameriprise Financial Services, LLC	1,204	$6,345	0.5%	Defined

CITIGROUP INC

$1,262,428

0.18%

239,550

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citigroup Financial Products Inc. joint	239,550	$1,262,428	100.0%	Defined

CITADEL ADVISORS LLC

$1,180,480

0.16%

224,000

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citadel Securities GP LLC	224,000	$1,180,480	100.0%	Defined

Jump Financial, LLC

$1,152,417

0.16%

218,675

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Jump Trading Holdings, LLC	3,075	$16,205	1.4%	Defined
Leap GP LLC joint	215,600	$1,136,212	98.6%	Defined

Catalio Capital Management, LP

$1,037,441

0.14%

196,858

Axxion S.A.

$1,018,285

0.14%

193,223

Rockefeller Capital Management L.P.

$996,030

0.14%

189,000

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
ROCKEFELLER FINANCIAL LLC	189,000	$996,030	100.0%	Defined

MetLife Investment Management, LLC

$994,322

0.14%

188,676

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
METLIFE INC	188,676	$994,322	100.0%	Defined

Burkehill Global Management, LP

$974,950

0.14%

185,000

CITADEL ADVISORS LLC

$951,762

0.13%

180,600

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citadel Securities GP LLC	180,600	$951,762	100.0%	Defined

BARCLAYS PLC

$947,951

0.13%

179,877

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BARCLAYS BANK PLC	144,946	$763,865	80.6%	Defined
BARCLAYS CAPITAL INC.	34,931	$184,086	19.4%	Defined

STABLEFORD CAPITAL II LLC

$887,204

0.12%

168,350

Legal & General Group Plc

$878,945

0.12%

166,783

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Legal & General Investment Management America Inc	31,105	$163,923	18.6%	Defined
Legal & General Investment Management Ltd joint	135,678	$715,022	81.4%	Defined

VANGUARD ASSET MANAGEMENT, Ltd

$876,480

0.12%

166,315

AXON CAPITAL LP

$805,804

0.11%

152,904

Diametric Capital, LP

$783,659

0.11%

148,702

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Thakore Nainoor	148,702	$783,659	100.0%	Defined

MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.

$774,220

0.11%

146,911

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Global X Management CO LLC joint	146,911	$774,220	100.0%	Defined

MANUFACTURERS LIFE INSURANCE COMPANY, THE

$768,366

0.11%

145,800

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
MANULIFE FINANCIAL CORP joint	145,800	$768,366	100.0%	Defined

Carrera Capital Advisors

$724,941

0.10%

137,560

JANE STREET GROUP, LLC

$674,560

0.09%

128,000

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Jane Street Capital, LLC	128,000	$674,560	100.0%	Defined

NewEdge Advisors, LLC

$638,281

0.09%

121,116

LPL Financial LLC

$620,152

0.09%

117,676

STATE OF WISCONSIN INVESTMENT BOARD

$585,960

0.08%

111,188

MARSHALL WACE, LLP

$579,800

0.08%

110,019

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Marshall Wace North America L.P. joint	110,019	$579,800	100.0%	Other

MYDA Advisors LLC

$579,700

0.08%

110,000

INSIGNEO ADVISORY SERVICES, LLC

$549,407

0.08%

104,252

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SEAVIEW INVESTMENT MANAGERS LLC	49,922	$263,088	47.9%	Other
Held directly	54,330	$286,319	52.1%	Sole

Lighthouse Investment Partners, LLC

$545,023

0.08%

103,420

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
North Rock Capital Management, LLC	103,420	$545,023	100.0%	Defined

Eversept Partners, LP

$539,806

0.08%

102,430

Verdad Advisers, LP

$530,588

0.07%

100,681

Police & Firemen's Retirement System of New Jersey

$497,999

0.07%

94,497

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Mellon Capital	94,497	$497,999	100.0%	Defined

NEW YORK STATE COMMON RETIREMENT FUND

$494,853

0.07%

93,900

Z3 Capital Partners, LLC

$487,606

0.07%

92,525

EntryPoint Capital, LLC

$455,839

0.06%

86,497

Virtus Investment Advisers, LLC

$439,881

0.06%

83,469

TUDOR INVESTMENT CORP ET AL

$431,670

0.06%

81,911

GOLDMAN SACHS GROUP INC

$421,600

0.06%

80,000

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
GOLDMAN SACHS & CO. LLC	80,000	$421,600	100.0%	Defined

Jupiter Topco LLC

$418,438

0.06%

79,400

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
JANUS HENDERSON INVESTORS UK Ltd	79,400	$418,438	100.0%	Defined

State of New Jersey Common Pension Fund D

$402,301

0.06%

76,338

Vontobel Holding Ltd.

$399,877

0.06%

75,878

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BANK VONTOBEL AG	75,878	$399,877	100.0%	Defined

Vanguard Global Advisers, LLC

$397,579

0.06%

75,442

TRUIST FINANCIAL CORP

$395,671

0.05%

75,080

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
TRUIST BANK /NC/	75,080	$395,671	100.0%	Defined

PROFUND ADVISORS LLC

$387,861

0.05%

73,598

China Universal Asset Management Co., Ltd.

$380,351

0.05%

72,173

WINTON GROUP Ltd

$372,062

0.05%

70,600

Zurcher Kantonalbank (Zurich Cantonalbank)

$355,487

0.05%

67,455

SEI INVESTMENTS CO

$348,136

0.05%

66,060

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SEI TRUST CO	66,060	$348,136	100.0%	Sole

Key facts CIK 2081043 CUSIP 04650F101 13F (30d) 194 filings 194 filers Visit website Investor relations