| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Galaxy Group Funding ECI U LLC | 4.2% | $11,945,148 | 8,471,736 | Galaxy Group Funding ECI U LLC | 31 Mar 2025 |
As of 30 Sep 2025, 129 institutional investors reported holding 43,668,783 shares of Atai Beckley N.V. - Common Shares (ATAI). This represents 22% of the company’s total 201,708,000 outstanding shares.
The largest institutional shareholders of Atai Beckley N.V. - Common Shares (ATAI) together control 19% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| UBS Group AG | 3.8% | 7,677,289 | -0.29% | 0.01% | $40,612,859 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | 2.7% | 5,434,782 | 0% | 0.05% | $28,749,997 |
| MORGAN STANLEY | 2.4% | 4,815,562 | +38% | 0% | $25,474,322 |
| CITADEL ADVISORS LLC | 1.3% | 2,575,994 | +118% | 0.01% | $13,627,008 |
| Ally Bridge Group (NY) LLC | 1.1% | 2,287,005 | 10% | $12,098,256 | |
| ARK Investment Management LLC | 1% | 2,019,551 | 0.06% | $10,683,425 | |
| T. Rowe Price Investment Management, Inc. | 0.96% | 1,939,951 | 0.01% | $10,263,000 | |
| MILLENNIUM MANAGEMENT LLC | 0.54% | 1,097,768 | -7.6% | 0% | $5,807,193 |
| Pale Fire Capital SE | 0.54% | 1,080,768 | -59% | 0.63% | $5,717,263 |
| MARSHALL WACE, LLP | 0.53% | 1,065,881 | +281% | 0.01% | $5,638,511 |
| MOORE CAPITAL MANAGEMENT, LP | 0.47% | 952,380 | 0% | 0.1% | $5,038,090 |
| ADAR1 Capital Management, LLC | 0.45% | 913,242 | 0.48% | $4,831,050 | |
| JPMORGAN CHASE & CO | 0.38% | 769,600 | +5630% | 0% | $4,071,183 |
| Brown University | 0.36% | 718,500 | 0% | 2.2% | $3,800,865 |
| D. E. Shaw & Co., Inc. | 0.35% | 712,445 | +2.5% | 0% | $3,768,834 |
| CenterBook Partners LP | 0.32% | 651,131 | 0.17% | $3,444,483 | |
| GROUP ONE TRADING LLC | 0.3% | 600,507 | +1491% | 0.09% | $3,176,682 |
| JANE STREET GROUP, LLC | 0.3% | 597,274 | +519% | 0% | $3,159,580 |
| AdvisorShares Investments LLC | 0.25% | 506,311 | +30% | 0.44% | $2,678,385 |
| FRED ALGER MANAGEMENT, LLC | 0.24% | 488,855 | 0.01% | $2,586,043 | |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 0.22% | 449,855 | 0% | $2,379,733 | |
| GOLDMAN SACHS GROUP INC | 0.22% | 449,046 | +29% | 0% | $2,375,453 |
| VANGUARD GROUP INC | 0.22% | 444,027 | +1.6% | 0% | $2,348,903 |
| HRT FINANCIAL LP | 0.2% | 401,276 | 0.01% | $2,122,000 | |
| TWO SIGMA INVESTMENTS, LP | 0.18% | 363,826 | -29% | 0% | $1,924,640 |
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 438,048 | $1,780,440 | +$573,833 | $4.09 | 9 |
| 2025 Q3 | 43,668,783 | $231,059,153 | +$80,864,202 | $5.29 | 129 |
| 2025 Q2 | 29,166,674 | $63,894,009 | +$17,390,980 | $2.19 | 93 |
| 2025 Q1 | 21,895,870 | $29,726,883 | +$10,047,150 | $1.36 | 79 |
| 2024 Q4 | 14,528,665 | $19,342,456 | +$3,642,603 | $1.33 | 87 |
| 2024 Q3 | 11,633,571 | $13,467,869 | -$480,313 | $1.16 | 71 |
| 2024 Q2 | 11,977,620 | $15,936,931 | -$1,503,223 | $1.33 | 84 |
| 2024 Q1 | 12,452,264 | $24,555,324 | -$1,242,903 | $1.97 | 87 |
| 2023 Q4 | 13,373,587 | $18,855,111 | -$1,610,877 | $1.41 | 85 |
| 2023 Q3 | 14,648,761 | $19,054,624 | -$710,485 | $1.29 | 94 |
| 2023 Q2 | 15,282,917 | $26,297,310 | -$3,557,399 | $1.72 | 95 |
| 2023 Q1 | 17,230,262 | $31,172,612 | -$17,541,006 | $1.81 | 104 |
| 2022 Q4 | 25,058,931 | $66,634,828 | -$5,101,722 | $2.66 | 112 |
| 2022 Q3 | 26,626,497 | $88,129,359 | +$15,297,994 | $3.31 | 95 |
| 2022 Q2 | 21,691,637 | $82,768,661 | +$20,081,179 | $3.64 | 92 |
| 2022 Q1 | 15,608,419 | $79,380,407 | +$3,373,088 | $5.09 | 81 |
| 2021 Q4 | 14,303,545 | $109,114,805 | +$9,710,329 | $7.63 | 80 |
| 2021 Q3 | 11,479,208 | $172,760,788 | +$2,004,768 | $14.79 | 52 |
| 2021 Q2 | 11,380,182 | $208,598,000 | +$208,576,000 | $18.50 | 41 |