BillionToOne, Inc. - BLLN
Detailed investor-level table based on 13F positions.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ADAMS STREET PARTNERS LLC | History | No change | 1,711,430 | 135,100 | 51.9% | 53.07% | 1 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| BAILLIE GIFFORD & CO | History | Reduced | 1,259,993 | 99,463 | 0.1% | 0.09% | 2 | -8,170 | -0.64% | Q1 2026 | May 08, 2026 |
| Civilization Ventures Management, LLC | History | No change | 1,099,431 | 86,798 | 98.75% | 54.2% | 3 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| BAMCO INC /NY/ | History | Added to | 741,485 | 58,532 | 0.18% | 0.04% | 4 | +571,485 | 336.17% | Q1 2026 | May 15, 2026 |
| PRICE T ROWE ASSOCIATES INC /MD/ | History | Added to | 737,518 | 58,221 | 0.01% | 0.0% | 5 | +252,235 | 51.98% | Q1 2026 | May 15, 2026 |
| NVP Associates, LLC | History | No change | 513,330 | 40,522 | 23.0% | 16.46% | 6 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Neuberger Berman Group LLC | History | Added to | 709,214 | 37,813 | 0.03% | 0.04% | 7 | +8,347 | 1.19% | Q1 2026 | May 14, 2026 |
| Invesco Ltd. | History | Added to | 406,512 | 32,090 | 0.0% | 0.0% | 8 | +216,693 | 114.16% | Q1 2026 | May 12, 2026 |
| WASATCH ADVISORS LP | History | New | 369,638 | 29,179 | 0.19% | — | 9 | +369,638 | New | Q1 2026 | Apr 21, 2026 |
| VANGUARD GROUP INC | History | No change | 352,368 | 28,837 | 0.0% | 0.0% | 10 | 0 | 0.0% | Q4 2025 | Jan 29, 2026 |
| JPMORGAN CHASE & CO | History | Reduced | 283,140 | 19,850 | 0.0% | 0.0% | 11 | -108,818 | -27.76% | Q1 2026 | May 13, 2026 |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | History | Added to | 240,587 | 18,991 | 0.0% | 0.0% | 12 | +12,932 | 5.68% | Q1 2026 | May 13, 2026 |
| EMERALD ADVISERS, LLC | History | Added to | 239,562 | 18,911 | 0.6% | 0.48% | 13 | +50,613 | 26.79% | Q1 2026 | May 04, 2026 |
| Napean Trading & Investment Co (Singapore) PTE Ltd | History | No change | 233,333 | 18,419 | 7.91% | 3.71% | 14 | 0 | 0.0% | Q1 2026 | May 12, 2026 |
| ALLIANCEBERNSTEIN L.P. | History | Added to | 223,251 | 18,270 | 0.01% | 0.01% | 15 | +14,657 | 7.03% | Q1 2026 | May 15, 2026 |
| AMERIPRISE FINANCIAL INC | History | Added to | 220,035 | 17,369 | 0.0% | 0.0% | 16 | +97,762 | 79.95% | Q1 2026 | May 15, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | History | New | 182,463 | 14,403 | 0.0% | — | 17 | +182,463 | New | Q1 2026 | May 15, 2026 |
| Capital International Investors | History | No change | 178,000 | 14,051 | 0.0% | 0.0% | 18 | 0 | 0.0% | Q1 2026 | May 13, 2026 |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | History | Reduced | 159,573 | 12,596 | 0.0% | 0.0% | 19 | -3,827 | -2.34% | Q1 2026 | May 14, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | History | New | 151,213 | 11,936 | 0.0% | — | 20 | +151,213 | New | Q1 2026 | May 08, 2026 |
| EMERALD MUTUAL FUND ADVISERS TRUST | History | Added to | 132,206 | 10,436 | 0.51% | 0.47% | 21 | +14,072 | 11.91% | Q1 2026 | May 04, 2026 |
| Penn Capital Management Company, LLC | History | New | 126,335 | 9,992 | 0.77% | — | 22 | +126,335 | New | Q1 2026 | May 06, 2026 |
| UBS Group AG | History | Added to | 121,604 | 9,599 | 0.0% | 0.0% | 23 | +90,005 | 284.83% | Q1 2026 | May 05, 2026 |
| BlackRock, Inc. | History | Added to | 95,160 | 7,511 | 0.0% | 0.0% | 24 | +23,760 | 33.28% | Q1 2026 | May 13, 2026 |
| PERCEPTIVE ADVISORS LLC | History | Added to | 91,812 | 7,247 | 0.14% | 0.11% | 25 | +19,000 | 26.09% | Q1 2026 | May 15, 2026 |
| NEXT CENTURY GROWTH INVESTORS LLC | History | Added to | 90,564 | 7,149 | 0.52% | 0.21% | 26 | +53,905 | 147.04% | Q1 2026 | May 14, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | Added to | 89,114 | 7,036 | 0.0% | 0.0% | 27 | +7,080 | 8.63% | Q1 2026 | May 15, 2026 |
| NEW YORK STATE COMMON RETIREMENT FUND | History | Added to | 88,682 | 7,000 | 0.01% | 0.0% | 28 | +83,565 | 1633.09% | Q1 2026 | May 06, 2026 |
| PFM Health Sciences, LP | History | Added to | 88,069 | 6,952 | 0.63% | 0.71% | 29 | +522 | 0.6% | Q1 2026 | May 15, 2026 |
| TWO SIGMA INVESTMENTS, LP | History | New | 82,776 | 6,534 | 0.01% | — | 30 | +82,776 | New | Q1 2026 | May 15, 2026 |
| Ensign Peak Advisors, Inc | History | New | 51,501 | 4,065 | 0.01% | — | 31 | +51,501 | New | Q1 2026 | May 13, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | History | New | 51,254 | 4,045 | 0.01% | — | 32 | +51,254 | New | Q1 2026 | May 14, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | History | New | 51,186 | 4,040 | 0.0% | — | 33 | +51,186 | New | Q1 2026 | May 15, 2026 |
| Deep Track Capital, LP | History | No change | 50,000 | 3,947 | 0.06% | 0.07% | 34 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| LORD, ABBETT & CO. LLC | History | Reduced | 44,289 | 3,496 | 0.01% | 0.01% | 35 | -2,019 | -4.36% | Q1 2026 | May 14, 2026 |
| TD ASSET MANAGEMENT INC | History | Added to | 43,108 | 3,402 | 0.0% | 0.0% | 36 | +16,378 | 61.27% | Q1 2026 | May 11, 2026 |
| NOMURA HOLDINGS INC | History | New | 31,500 | 2,486 | 0.01% | — | 37 | +31,500 | New | Q1 2026 | May 15, 2026 |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | History | Added to | 30,506 | 2,408 | 0.0% | 0.0% | 38 | +18,389 | 151.76% | Q1 2026 | May 15, 2026 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | History | Added to | 28,054 | 2,214 | 0.0% | 0.0% | 39 | +1,450 | 5.45% | Q1 2026 | May 15, 2026 |
| VANGUARD FIDUCIARY TRUST CO | History | New | 27,791 | 2,193 | 0.0% | — | 40 | +27,791 | New | Q1 2026 | May 08, 2026 |
| SEVEN GRAND MANAGERS, LLC | History | No change | 25,000 | 1,973 | 0.13% | 0.16% | 41 | 0 | 0.0% | Q1 2026 | May 06, 2026 |
| Squarepoint Ops LLC | History | Added to | 22,946 | 1,811 | 0.0% | 0.0% | 42 | +15,055 | 190.79% | Q1 2026 | May 15, 2026 |
| Universal- Beteiligungs- und Servicegesellschaft mbH | History | Added to | 20,595 | 1,625 | 0.0% | 0.0% | 43 | +4,122 | 25.02% | Q1 2026 | May 11, 2026 |
| Blue Water Life Science Advisors, LP | History | New | 20,000 | 1,578 | 1.27% | — | 44 | +20,000 | New | Q1 2026 | May 14, 2026 |
| STATE STREET CORP | History | Reduced | 19,700 | 1,555 | 0.0% | 0.0% | 45 | -1,900 | -8.8% | Q1 2026 | May 15, 2026 |
| PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO | History | New | 19,499 | 1,539 | 0.0% | — | 46 | +19,499 | New | Q1 2026 | May 14, 2026 |
| Russell Investments Group, Ltd. | History | New | 18,659 | 1,472 | 0.0% | — | 47 | +18,659 | New | Q1 2026 | May 08, 2026 |
| F/m Investments LLC | History | New | 16,908 | 1,334 | 0.09% | — | 48 | +16,908 | New | Q1 2026 | May 11, 2026 |
| SOROS FUND MANAGEMENT LLC | History | No change | 14,500 | 1,144 | 0.01% | 0.01% | 49 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| DEUTSCHE BANK AG\ | History | New | 13,640 | 1,076 | 0.0% | — | 50 | +13,640 | New | Q1 2026 | May 06, 2026 |
| SEI INVESTMENTS CO | History | New | 13,399 | 1,057 | 0.0% | — | 51 | +13,399 | New | Q1 2026 | May 13, 2026 |
| XTX Topco Ltd | History | Reduced | 13,179 | 1,040 | 0.02% | 0.04% | 52 | -7,499 | -36.27% | Q1 2026 | May 15, 2026 |
| BANK OF AMERICA CORP /DE/ | History | Added to | 12,707 | 1,003 | 0.0% | 0.0% | 53 | +12,561 | 8603.42% | Q1 2026 | May 15, 2026 |
| MORGAN STANLEY | History | Added to | 12,586 | 993 | 0.0% | 0.0% | 54 | +8,987 | 249.71% | Q1 2026 | May 15, 2026 |
| Bellevue Group AG | History | Reduced | 10,554 | 833 | 0.02% | 0.02% | 55 | -35 | -0.33% | Q1 2026 | May 14, 2026 |
| NORGES BANK | History | No change | 10,000 | 818 | 0.0% | 0.0% | 56 | 0 | 0.0% | Q4 2025 | Feb 10, 2026 |
| Brevan Howard Capital Management LP | History | Added to | 7,716 | 609 | 0.01% | 0.0% | 57 | +3,159 | 69.32% | Q1 2026 | May 15, 2026 |
| Alyeska Investment Group, L.P. | History | No change | 7,000 | 552 | 0.0% | 0.0% | 58 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Walleye Capital LLC | History | Reduced | 5,956 | 470 | 0.0% | 0.0% | 59 | -4 | -0.07% | Q1 2026 | May 13, 2026 |
| BRANDYWINE MANAGERS, LLC | History | New | 5,750 | 453 | 0.27% | — | 60 | +5,750 | New | Q1 2026 | May 14, 2026 |
| CITADEL ADVISORS LLC | History | Reduced | 5,400 | 426 | 0.0% | 0.0% | 61 | -143,468 | -96.37% | Q1 2026 | May 15, 2026 |
| Green Alpha Advisors, LLC | History | Reduced | 5,168 | 407 | 0.4% | 0.4% | 62 | -158 | -2.97% | Q1 2026 | Apr 07, 2026 |
| ROYAL BANK OF CANADA | History | Reduced | 4,770 | 377 | 0.0% | 0.0% | 63 | -804 | -14.42% | Q1 2026 | May 15, 2026 |
| Pathstone Holdings, LLC | History | Reduced | 4,280 | 337 | 0.0% | 0.0% | 64 | -49 | -1.13% | Q1 2026 | May 11, 2026 |
| GOLDMAN SACHS GROUP INC | History | Reduced | 4,158 | 328 | 0.0% | 0.0% | 65 | -16,557 | -79.93% | Q1 2026 | May 15, 2026 |
| MYDA Advisors LLC | History | Reduced | 4,000 | 315 | 0.05% | 0.63% | 66 | -36,200 | -90.05% | Q1 2026 | May 14, 2026 |
| D. E. Shaw & Co., Inc. | History | New | 3,862 | 304 | 0.0% | — | 67 | +3,862 | New | Q1 2026 | May 15, 2026 |
| CONNABLE OFFICE INC | History | New | 3,850 | 303 | 0.03% | — | 68 | +3,850 | New | Q1 2026 | Apr 29, 2026 |
| Cornerstone Investment Partners, LLC | History | New | 3,402 | 268 | 0.01% | — | 69 | +3,402 | New | Q1 2026 | May 08, 2026 |
| BARCLAYS PLC | History | New | 2,758 | 217 | 0.0% | — | 70 | +2,758 | New | Q1 2026 | May 14, 2026 |
| Renaissance Capital LLC | History | Reduced | 1,927 | 144 | 0.1% | 0.14% | 71 | -527 | -21.48% | Q1 2026 | May 07, 2026 |
| Vanguard Global Advisers, LLC | History | New | 1,755 | 138 | 0.0% | — | 72 | +1,755 | New | Q1 2026 | May 08, 2026 |
| Smartleaf Asset Management LLC | History | Added to | 1,297 | 90 | 0.0% | 0.0% | 73 | +357 | 37.98% | Q1 2026 | May 15, 2026 |
| WELLS FARGO & COMPANY/MN | History | Added to | 1,108 | 87 | 0.0% | 0.0% | 74 | +175 | 18.76% | Q1 2026 | May 11, 2026 |
| SBI Securities Co., Ltd. | History | Added to | 680 | 53 | 0.0% | 0.0% | 75 | +609 | 857.75% | Q1 2026 | Apr 27, 2026 |
| RiverPark Advisors, LLC | History | Added to | 627 | 49 | 0.02% | 0.01% | 76 | +164 | 35.42% | Q1 2026 | May 14, 2026 |
| OSAIC HOLDINGS, INC. | History | Added to | 420 | 33 | 0.0% | 0.0% | 77 | +110 | 35.48% | Q1 2026 | May 15, 2026 |
| Steward Partners Investment Advisory, LLC | History | Added to | 300 | 23 | 0.0% | 0.0% | 78 | +200 | 200.0% | Q1 2026 | May 08, 2026 |
| HARBOUR INVESTMENTS, INC. | History | New | 180 | 14 | 0.0% | — | 79 | +180 | New | Q1 2026 | May 15, 2026 |
| FIFTH THIRD BANCORP | History | New | 134 | 10 | 0.0% | — | 80 | +134 | New | Q1 2026 | May 01, 2026 |
| Rossby Financial, LCC | History | Reduced | 100 | 8 | 0.0% | 0.01% | 82 | -200 | -66.67% | Q1 2026 | May 11, 2026 |
| MCF Advisors LLC | History | Added to | 104 | 8 | 0.0% | 0.0% | 81 | +65 | 166.67% | Q1 2026 | May 11, 2026 |
| US BANCORP \DE\ | History | New | 64 | 5 | 0.0% | — | 83 | +64 | New | Q1 2026 | May 14, 2026 |
| Quantbot Technologies LP | History | New | 40 | 3 | 0.0% | — | 85 | +40 | New | Q1 2026 | May 13, 2026 |
| Colonial Trust Advisors | History | No change | 50 | 3 | 0.0% | 0.0% | 84 | 0 | 0.0% | Q1 2026 | May 12, 2026 |
| HUNTINGTON NATIONAL BANK | History | New | 15 | 1 | 0.0% | — | 88 | +15 | New | Q1 2026 | May 15, 2026 |
| Physician Wealth Advisors, Inc. | History | No change | 17 | 1 | 0.0% | 0.0% | 86 | 0 | 0.0% | Q1 2026 | Apr 24, 2026 |
| Frazier Financial Advisors, LLC | History | No change | 14 | 1 | 0.0% | 0.0% | 87 | 0 | 0.0% | Q1 2026 | May 05, 2026 |
| Siren, L.L.C. | History | Closed out | 0 | 0 | — | 0.2% | — | -83,833 | -100.0% | Q1 2026 | May 14, 2026 |
| BRAIDWELL LP | History | Closed out | 0 | 0 | — | 0.13% | — | -50,000 | -100.0% | Q1 2026 | May 15, 2026 |
| Verition Fund Management LLC | History | Closed out | 0 | 0 | — | 0.01% | — | -33,311 | -100.0% | Q1 2026 | May 15, 2026 |
| Catalio Capital Management, LP | History | Closed out | 0 | 0 | — | 0.37% | — | -25,505 | -100.0% | Q1 2026 | May 15, 2026 |
| MARSHALL WACE, LLP | History | Closed out | 0 | 0 | — | 0.0% | — | -20,902 | -100.0% | Q1 2026 | May 14, 2026 |
| SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC | History | Closed out | 0 | 0 | — | 0.03% | — | -19,783 | -100.0% | Q1 2026 | May 15, 2026 |
| Woodline Partners LP | History | Closed out | 0 | 0 | — | 0.01% | — | -17,000 | -100.0% | Q1 2026 | May 15, 2026 |
| Quadrature Capital Ltd | History | Closed out | 0 | 0 | — | 0.01% | — | -7,499 | -100.0% | Q1 2026 | May 15, 2026 |
| Ghisallo Capital Management LLC | History | Closed out | 0 | 0 | — | 0.03% | — | -7,000 | -100.0% | Q1 2026 | May 15, 2026 |
| FNY Investment Advisers, LLC | History | Closed out | 0 | 0 | — | 0.14% | — | -6,080 | -100.0% | Q1 2026 | Apr 15, 2026 |
| Engineers Gate Manager LP | History | Closed out | 0 | 0 | — | 0.01% | — | -5,829 | -100.0% | Q1 2026 | May 15, 2026 |
| MILLENNIUM MANAGEMENT LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -5,706 | -100.0% | Q1 2026 | May 15, 2026 |
| Caitong International Asset Management Co., Ltd | History | Closed out | 0 | 0 | — | 0.11% | — | -5,626 | -100.0% | Q1 2026 | May 11, 2026 |
| Sigma Planning Corp | History | Closed out | 0 | 0 | — | 0.01% | — | -5,000 | -100.0% | Q1 2026 | May 04, 2026 |
| Schonfeld Strategic Advisors LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -4,242 | -100.0% | Q1 2026 | May 15, 2026 |
| T. Rowe Price Investment Management, Inc. | History | Closed out | 0 | 0 | — | 0.0% | — | -3,214 | -100.0% | Q1 2026 | May 15, 2026 |
| NANO CAP NEW MILLENNIUM GROWTH FUND L P | History | Closed out | 0 | 0 | — | 0.07% | — | -1,000 | -100.0% | Q1 2026 | May 15, 2026 |
| FMR LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -700 | -100.0% | Q1 2026 | May 15, 2026 |
| Parallel Advisors, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -255 | -100.0% | Q1 2026 | May 07, 2026 |
| Legal & General Group Plc | History | Closed out | 0 | 0 | — | 0.0% | — | -184 | -100.0% | Q1 2026 | May 08, 2026 |
| Quarry LP | History | Closed out | 0 | 0 | — | 0.0% | — | -83 | -100.0% | Q1 2026 | May 15, 2026 |
| Tower Research Capital LLC (TRC) | History | Closed out | 0 | 0 | — | 0.0% | — | -71 | -100.0% | Q1 2026 | May 15, 2026 |
| Aster Capital Management (DIFC) Ltd | History | Closed out | 0 | 0 | — | 0.0% | — | -36 | -100.0% | Q1 2026 | May 13, 2026 |
| Bell Investment Advisors, Inc | History | Closed out | 0 | 0 | — | 0.0% | — | -29 | -100.0% | Q1 2026 | Apr 17, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | History | New | 8 | 0 | — | — | — | +8 | New | Q1 2026 | May 12, 2026 |
| Marquette Asset Management, LLC | History | New | 7 | 0 | — | — | — | +7 | New | Q1 2026 | Apr 23, 2026 |
| GAMMA Investing LLC | History | Closed out | 0 | 0 | — | — | — | -3 | -100.0% | Q1 2026 | Apr 06, 2026 |
| DV Trading LLC | History | Closed out | 0 | 0 | — | — | — | -1 | -100.0% | Q1 2026 | May 15, 2026 |
| JONES FINANCIAL COMPANIES LLLP | History | No change | 12 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| CITIGROUP INC | History | No change | 1 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | May 11, 2026 |