BillionToOne, Inc. - BLLN

Detailed investor-level table based on 13F positions.

Shareholders (13F)

Quarter: Q1 2026 · Compare: Q4 2025
13D/13G major owners: Ownership tab.
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