BLLN
BillionToOne, Inc.Company with tickers: BLLN
Market Cap
$5.36B
Shares Outstanding
41,442,834
CIK
2070849
CUSIP
090168105
13F Activity (30d)
2 filings
2 filers
Investor Relations
Investor relations
Registered funds — mutual funds, ETFs and closed-end funds — whose latest Form N-PORT portfolio report holds this stock, matched by the stock's CUSIP. Each row is one fund position with its size, value and weight in that fund.
Funds holding BLLN
76 fund positions| Fund | Ticker | Balance | Value | % of Fund | Side | Reported | Open |
|---|---|---|---|---|---|---|---|
| BARON DISCOVERY FUND | — | 286,830 | $22,642,360 | 1.38% | Long | 2026-03-31 | |
| T. Rowe Price Health Sciences Fund, Inc. | — | 264,475 | $20,877,657 | 0.19% | Long | 2026-03-31 | |
| ADAMS STREET PRIVATE EQUITY NAVIGATOR FUND LLC | — | 246,939 | $19,493,365 | 3.40% | Long | 2026-03-31 | |
| SMALLCAP World Fund Inc | — | 178,000 | $14,051,320 | 0.02% | Long | 2026-03-31 | |
| Wasatch Small Cap Growth Fund | — | 177,179 | $13,986,510 | 1.16% | Long | 2026-03-31 | |
| Invesco Discovery Fund | — | 182,348 | $13,918,623 | 0.21% | Long | 2026-02-28 | |
| Columbia Acorn Fund | — | 166,205 | $13,120,223 | 0.58% | Long | 2026-03-31 | |
| JPMorgan Small Cap Growth Fund | — | 145,685 | $11,500,374 | 0.53% | Long | 2026-03-31 | |
| T. Rowe Price New Horizons Fund, Inc. | — | 139,010 | $10,973,449 | 0.09% | Long | 2026-03-31 | |
| VANGUARD TOTAL STOCK MARKET INDEX FUND | — | 126,092 | $9,953,702 | 0.00% | Long | 2026-03-31 | |
| T. Rowe Price Integrated U.S. Small-Cap Growth Equity Fund | — | 110,110 | $8,692,083 | 0.11% | Long | 2026-03-31 | |
| AB Small Cap Growth Portfolio | — | 105,762 | $7,937,438 | 0.27% | Long | 2026-04-30 | |
| VANGUARD SMALL-CAP INDEX FUND | — | 92,206 | $7,278,742 | 0.00% | Long | 2026-03-31 | |
| BARON OPPORTUNITY FUND | — | 87,803 | $6,931,169 | 0.43% | Long | 2026-03-31 | |
| SmallCap Growth Fund I | — | 84,183 | $6,317,934 | 0.27% | Long | 2026-04-30 | |
| LVIP Baron Growth Opportunities Fund | — | 70,228 | $5,543,798 | 0.87% | Long | 2026-03-31 | |
| Invesco Small Cap Growth Fund | — | 60,666 | $4,788,974 | 0.31% | Long | 2026-03-31 | |
| JNL/Invesco Small Cap Growth Fund | — | 60,599 | $4,783,685 | 0.31% | Long | 2026-03-31 | |
| VANGUARD SMALL-CAP VALUE INDEX FUND | — | 58,952 | $4,653,671 | 0.01% | Long | 2026-03-31 | |
| Baron Global Opportunity Fund | — | 58,294 | $4,601,728 | 0.55% | Long | 2026-03-31 | |
| Emerald Growth Fund | — | 61,081 | $4,584,129 | 0.33% | Long | 2026-04-30 | |
| MFS New Discovery Value Fund | — | 58,306 | $4,450,497 | 0.16% | Long | 2026-02-28 | |
| JNL Multi-Manager Small Cap Growth Fund | — | 55,530 | $4,383,538 | 0.22% | Long | 2026-03-31 | |
| MFS New Discovery Fund | — | 53,322 | $4,070,068 | 0.19% | Long | 2026-02-28 | |
| VANGUARD EXTENDED MARKET INDEX FUND | — | 50,685 | $4,001,074 | 0.00% | Long | 2026-03-31 | |
| JPMorgan Small Cap Blend Fund | — | 47,033 | $3,712,785 | 0.26% | Long | 2026-03-31 | |
| Columbia Variable Portfolio - Acorn Fund | — | 31,910 | $2,518,975 | 0.58% | Long | 2026-03-31 | |
| Invesco Small Cap Growth Portfolio | — | 30,704 | $2,423,774 | 0.31% | Long | 2026-03-31 | |
| VY(R) BARON GROWTH PORTFOLIO | — | 27,334 | $2,157,746 | 0.98% | Long | 2026-03-31 | |
| Baron Health Care Fund | — | 27,000 | $2,131,380 | 1.77% | Long | 2026-03-31 | |
| Columbia Small Cap Growth Fund | — | 25,613 | $1,955,040 | 0.06% | Long | 2026-02-28 | |
| Bridge Builder Small/Mid Cap Value Fund | — | 24,410 | $1,926,925 | 0.02% | Long | 2026-03-31 | |
| Fidelity Nasdaq Composite Index Fund | — | 24,248 | $1,850,850 | 0.01% | Long | 2026-02-28 | |
| Fidelity Extended Market Index Fund | — | 23,249 | $1,774,596 | 0.00% | Long | 2026-02-28 | |
| Multi-Manager Small Cap Equity Strategies Fund | — | 21,635 | $1,651,400 | 0.13% | Long | 2026-02-28 | |
| Schwab U.S. Small-Cap ETF | — | 21,254 | $1,622,318 | 0.01% | Long | 2026-02-28 | |
| Neuberger Small Cap Growth Fund | — | 20,165 | $1,539,194 | 0.32% | Long | 2026-02-28 | |
| MFS New Discovery Series | — | 18,955 | $1,496,308 | 0.21% | Long | 2026-03-31 | |
| T. Rowe Price Health Sciences Portfolio | — | 16,222 | $1,280,565 | 0.19% | Long | 2026-03-31 | |
| F/m Emerald Life Sciences Innovation ETF | — | 16,657 | $1,271,429 | 1.33% | Long | 2026-02-28 | |
| T. Rowe Price Integrated U.S. Small-Mid Cap Core Equity Fund | — | 14,547 | $1,148,340 | 0.08% | Long | 2026-03-31 | |
| T. Rowe Price Small-Mid Cap ETF | — | 13,536 | $1,068,532 | 0.07% | Long | 2026-03-31 | |
| DWS Large Cap Focus Growth Fund | — | 13,640 | $1,023,682 | 0.26% | Long | 2026-04-30 | |
| T.Rowe Price Small Cap Growth Portfolio | — | 11,444 | $903,389 | 0.09% | Long | 2026-03-31 | |
| VANGUARD BAILLIE GIFFORD GLOBAL POSITIVE IMPACT STOCK FUND | — | 10,258 | $809,767 | 0.32% | Long | 2026-03-31 | |
| Fidelity Nasdaq Composite Index ETF | — | 9,509 | $725,822 | 0.01% | Long | 2026-02-28 | |
| Penn Capital Special Situations Small Cap Equity Fund | — | 8,858 | $676,131 | 0.77% | Long | 2026-02-28 | |
| Fidelity Total Market Index Fund | — | 8,662 | $661,170 | 0.00% | Long | 2026-02-28 | |
| NVIT Invesco Small Cap Growth Fund | — | 7,533 | $594,655 | 0.23% | Long | 2026-03-31 | |
| Tax-Managed U.S. Mid & Small Cap Fund | — | 7,721 | $579,461 | 0.03% | Long | 2026-04-30 |
Showing 1–50 of 76 positions