BillionToOne Ownership | Who Owns BillionToOne?
BillionToOne Ownership Summary
BillionToOne is owned by 24.73% institutional investors, 46.83% insiders, and 28.44% retail investors. Adams street partners is the largest institutional shareholder, holding 3.74% of BLLN shares.
BLLN Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | BillionToOne | 24.73% | 46.83% | 28.44% |
| Sector | Healthcare Stocks | 35.49% | 11.78% | 52.72% |
| Industry | Diagnostics & Research Stocks | 50.92% | 10.77% | 38.30% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Adams street partners | 1.71M | 3.74% | $135.10M |
| Baillie gifford | 1.26M | 2.75% | $99.46M |
| Bamco inc /ny/ | 741.49K | 1.62% | $58.53M |
| Price t rowe associates inc /md/ | 737.52K | 1.61% | $58.22M |
| Neuberger berman group | 709.21K | 1.55% | $37.81M |
| Nvp associates | 513.33K | 1.12% | $40.52M |
| Invesco | 406.51K | 0.89% | $32.09M |
| Wasatch advisors lp | 369.64K | 0.81% | $29.18M |
| Vanguard group | 352.37K | 0.79% | $28.84M |
| Jpmorgan chase | 283.14K | 0.62% | $19.85M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Adams street partners | 1.71M | 51.90% | $135.10M |
| Nvp associates | 513.33K | 23.00% | $40.52M |
| Napean trading & investment co (singapore) pte | 233.33K | 7.91% | $18.42M |
| Blue water life science advisors, lp | 20.00K | 1.27% | $1.58M |
| Penn capital management company | 126.33K | 0.77% | $9.99M |
| Pfm health sciences, lp | 88.07K | 0.63% | $6.95M |
| Emerald advisers | 239.56K | 0.60% | $18.91M |
| Next century growth investors | 90.56K | 0.52% | $7.15M |
| Emerald mutual fund advisers trust | 132.21K | 0.51% | $10.44M |
| Green alpha advisors | 5.17K | 0.40% | $407.96K |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Bamco inc /ny/ | 741.49K | 0.18% | 571.49K |
| Wasatch advisors lp | 369.64K | 0.19% | 369.64K |
| Vanguard group | 352.37K | 0.00% | 352.37K |
| Price t rowe associates inc /md/ | 737.52K | 0.01% | 252.24K |
| Invesco | 406.51K | 0.00% | 216.69K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Citadel advisors | - | - | -148.87K |
| Jpmorgan chase | 283.14K | 0.00% | -108.82K |
| T. rowe price investment management | - | - | -101.14K |
| Siren | - | - | -83.83K |
| Braidwell lp | - | - | -50.00K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Wasatch advisors lp | 369.64K | 0.19% | 369.64K | $29.18M |
| Vanguard group | 352.37K | 0.00% | 352.37K | $28.84M |
| Penn capital management company | 126.33K | 0.77% | 126.33K | $9.99M |
| Two sigma investments, lp | 82.78K | 0.01% | 82.78K | $6.53M |
| Ensign peak advisors | 51.50K | 0.01% | 51.50K | $4.07M |
Sold Out
| Holder | Change |
|---|---|
| Dv trading | -1.00 |
| Gamma investing | -3.00 |
| Bell investment advisors | -29.00 |
| Aster capital management (difc) | -36.00 |
| Tower research capital llc (trc) | -71.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Mar 31, 2026 | 92 | 3.37% | 11,326,314 | 17.39% | 24 | 5.31% | 59 | -33.71% | 16 | - |
| Dec 31, 2025 | 27 | - | 2,894,266 | - | 6 | - | 27 | - | - | - |
BLLN Ownership FAQ
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