BillionToOne Ownership | Who Owns BillionToOne?
BillionToOne Ownership Summary
BillionToOne is owned by 33.18% institutional investors, 37.05% insiders, and 29.77% retail investors. Adams street partners is the largest institutional shareholder, holding 3.74% of BLLN shares. Vanguard Morn Total Stk Mkt Idx Investor is the top mutual fund, with 1.57% of its assets in BillionToOne shares.
BLLN Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | BillionToOne | 33.18% | 37.05% | 29.77% |
| Sector | Healthcare Stocks | 245.07% | 12.10% | -157.17% |
| Industry | Diagnostics & Research Stocks | 86.12% | 9.74% | 4.14% |
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 |
| 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 |
| Ubs asset management americas | 240.59K | 0.53% | $18.99M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Adams street partners | 1.71M | 51.90% | $135.10M |
| 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 |
| 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 |
| Brandywine managers | 5.75K | 0.27% | $453.90K |
| Wasatch advisors lp | 369.64K | 0.19% | $29.18M |
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 |
|---|---|---|---|
| Nvp associates | - | - | -513.33K |
| Capital investors | - | - | -178.00K |
| Citadel advisors | - | - | -148.87K |
| Jpmorgan chase | 283.14K | 0.00% | -108.82K |
| T. rowe price investment management | - | - | -101.14K |
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 % |
|---|---|---|---|---|---|---|---|---|---|---|
| Jun 30, 2026 | 164 | 74.47% | 15,394,366 | 35.76% | 33 | 5.44% | 130 | 113.11% | 13 | -18.75% |
| 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 | - | - | - |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard Morn Total Stk Mkt Idx Investor | 724.28K | 1.57% | 598.19K |
| Vanguard Total Stock Mkt Idx Inv | 724.28K | 1.57% | 598.19K |
| Vanguard MStar Total Stk Mkt Idx Invest | 725.81K | 1.54% | -952.00 |
| Vanguard Small Cap Index | 524.07K | 1.11% | -17.00 |
| Invesco OFI Small Cap Growth | 478.02K | 1.04% | 287.69K |
| Invesco Discovery A | 487.50K | 1.03% | 9.48K |
| FullerThaler Beh Small-Cap Growth SMA | 304.35K | 0.66% | 304.35K |
| T. Rowe Price Health Sciences | 308.88K | 0.65% | -12.60K |
| T. Rowe Price Small-Cap Stock | 308.15K | 0.65% | 259.70K |
| FullerThaler Behavioral Small-Cap Growth | 304.35K | 0.65% | 304.35K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Sep 28, 2026 | Atay Oguzhan | Chairman and CEO | Sell | $1.01M |
| Sep 28, 2026 | Atay Oguzhan | Chairman and CEO | Sell | $321.63K |
| Sep 24, 2026 | Tsao David | Chief Technology Officer | Sell | $416.63K |
| Sep 24, 2026 | ten Bosch John Roderick | SVP of Laboratory Operations | Sell | $169.92K |
| Sep 21, 2026 | ten Bosch John Roderick | SVP of Laboratory Operations | Sell | $150.96K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q3 | - | 9 |
BLLN Ownership FAQ
Try Tickergate Pro Free
Customize Everything. 100% Flexibility. Fast and Easy to Use (No code or Excel Needed)
Customize your own personal stocks lists, views and charts
Choose from hundreds of fields, up to 15 years of history
Conduct deep comparison analysis
Discover trending investment themes
Find your next best investment
Research stocks using tools