Stocks · Healthcare · Medical - Diagnostics & Research
BillionToOne, Inc. BLLN
$105.90 +0.13% Close, Oct 2, 2026 · NASDAQ · Market cap $4.87B
High quality
Next earnings report: Oct 6, 2026
Scroll or pinch to zoom, drag to move. Daily prices adjusted for splits. Markers: E = earnings (green beat, red miss), S = split, D = dividend.
Three things to know
- Revenue over the last four quarters was $397.4M, up 90.1% from a year earlier, slowing from 98.5% a quarter earlier.
- Operating margin widened to 10.9% from -13.5% a year earlier.
- The diluted share count rose 21.8% in a year.
PromtFinance scores
Each score is a percentile within the Healthcare sector (0–100). Under each score: how the stock ranks in its sector on every component. As of Oct 5, 2026.
How fast revenue, earnings and cash flow are growing.
- Revenue growth (TTM, YoY)Top 11%
- Revenue growth accelerationBottom 19%
Returns on capital, margins, earnings quality and balance-sheet strength.
- Return on invested capitalTop 22%
- Gross marginTop 41%
- Operating marginTop 25%
- Cash conversion (OCF / net income)Bottom 38%
- Accruals (lower is better)Bottom 21%
- Net debt / EBITDA (lower is better)Top 4%
- Interest coverTop 1%
How cheap the shares are relative to earnings, cash flow and their own history.
- Earnings yieldTop 29%
- Free-cash-flow yieldTop 34%
- EBITDA / enterprise valueTop 34%
- Sales / enterprise valueBottom 28%
Strength and persistence of the price trend, including versus the S&P 500.
- 6-month returnTop 29%
- Distance from 52-week highTop 46%
- Trend checklist (0–4)Top 39%
Earnings surprises and analyst sentiment (estimate-revision history is being collected).
- Average EPS surprise, last 4 quartersTop 4%
- Consecutive EPS beatsBottom 20%
- Share of analysts rating BuyBottom 47%
- Upside to consensus price targetBottom 25%
Low volatility, shallow drawdowns, low market sensitivity and modest leverage.
- Volatility, 60 days (lower is better)Bottom 5%
- Maximum drawdown, 3 yearsTop 24%
- Net debt / EBITDA (lower is better)Top 4%
What changed
Latest four quarters versus the same period a year earlier (growth: versus one quarter earlier).
| Measure | Before | Now | |
|---|---|---|---|
| Revenue growth (YoY) | 98.5% | 90.1% | ↓ |
| Gross margin | 60.9% | 71.3% | ↑ |
| Operating margin | -13.5% | 10.9% | ↑ |
Fundamental momentum
| Measure | Now (TTM) | Year / quarter before | Sector rank | |
|---|---|---|---|---|
| Revenue growth (TTM, YoY) | 90.1% | 98.5% | ↓ | Top 11% |
| Gross margin | 71.3% | 60.9% | ↑ | Top 41% |
| Operating margin | 10.9% | -13.5% | ↑ | Top 25% |
| Net margin | 8.4% | -14.6% | ↑ | — |
| Free-cash-flow margin | 8.3% | — | — | |
| Return on invested capital | 6.3% | — | Top 22% |
Quality of earnings and balance sheet
- Cash conversion (OCF / net income)Above 1× means profits are backed by cash.
- 1.35×
- Accruals (net income − OCF) / assetsLower is better; high accruals can signal weaker earnings quality.
- -1.6%
- Stock-based compensation / revenueA cost to shareholders through dilution.
- 6.4%
- Receivables growth vs revenue growthReceivables growing much faster than sales can be a warning.
- +55.9 pp
- Net debt / EBITDABelow 1× is conservative; above 3× is high leverage.
- -8.05×
- Interest cover (operating income / interest)How many times operating profit covers interest.
- 1056.1×
Shareholder returns
- Dividend yield (dividends paid, TTM)
- 0.00%
- Net buyback yield (TTM)
- -6.11%
- Shareholder yield
- -6.11%
- Share count change, 1 year
- +21.8%
Shareholder yield = dividends + net buybacks over the last four quarters, divided by market cap.
Based on the four quarters through Jun 30, 2026 (filed Aug 5, 2026).
Earnings and expectations
Earnings momentum
- Consecutive EPS beats
- 0
- Beats in the last 8 reports
- 2 of 5
- Average EPS surprise, last 4
- +100.0%
- Average 2-day reaction, last 8
- +2.3%
- Positive 20 days after report
- 1 of 4
Analysts
- Consensus price target
- $126.00
- Target vs current price
- +19.0%
- Analysts with a rating
- 4
- Share rating Buy or Strong Buy
- 75%
- Consensus rating
- Buy
How the stock reacted to recent reports
| Report date | EPS surprise | 2 days | 5 days | 20 days | 60 days |
|---|---|---|---|---|---|
| Aug 5, 2026 | -18.2% | +5.4% | -31.1% | -35.1% | — |
| May 6, 2026 | +3300.0% | +1.9% | +17.9% | +23.1% | +73.5% |
| Mar 4, 2026 | +57.1% | -2.8% | -15.6% | -5.1% | +17.6% |
| Dec 9, 2025 | -28.3% | +4.7% | -7.7% | -14.5% | -29.8% |
Returns from the close before each report. Past reactions do not determine future ones.
Earnings history
| Report date | EPS | Estimate | Surprise | Revenue |
|---|---|---|---|---|
| Aug 5, 2026 | $0.15 | $0.18 | -18.2% | $109.4M |
| May 6, 2026 | $0.34 | $0.01 | +3300.0% | $108.4M |
| Mar 4, 2026 | $0.11 | $0.07 | +57.1% | $96.1M |
| Dec 9, 2025 | $0.10 | $0.14 | -28.3% | $83.5M |
| Oct 7, 2025 | -$0.02 | $0.14 | -114.3% | $66.6M |
Valuation in context
| Multiple | Now | 5-year median | 5-year percentile | Sector rank (cheapness) |
|---|---|---|---|---|
| P/E (trailing) | 170.8× | — | — | Top 29% |
| P/E (forward) | 133.3× | — | — | — |
| EV / EBITDA | 88.9× | — | — | Top 34% |
| EV / Sales | 11.24× | — | — | Bottom 28% |
| Free-cash-flow yield | 0.68% | — | — | Top 34% |
| Earnings yield | 0.59% | — | — | Top 29% |
Technical state
Trend checklist
- ✗ Price above 20-day average
- ✗ Price above 50-day average
- ✓ Price above 200-day average
- ✓ 50-day average above 200-day
- ✗ MACD histogram positive
Trend quality
- Days above the 50-day average
- 0
- Days above the 200-day average
- 22
- 50-day average slope (20 days)
- -5.6%
- 200-day average slope (20 days)
- -0.0%
- Distance from 50-day average
- -1.6%
- Distance from 200-day average
- +11.2%
- RSI (14)
- 47.6
- Relative volume
- 0.63×
Risk and drawdowns
- Volatility, 60 days (annualized)
- 117.0%
- Current drawdown from 1-year high
- -29.4%
- Maximum drawdown, 3 years
- -50.8%
Largest declines in the past six years
| From peak | To low | Decline | Length | Recovery |
|---|---|---|---|---|
| Nov 28, 2025 | Mar 12, 2026 | -50.8% | 70 days | 87 days (Jul 17, 2026) |
| Aug 5, 2026 | Aug 18, 2026 | -41.3% | 9 days | Not yet recovered |
| Nov 6, 2025 | Nov 13, 2025 | -17.8% | 5 days | 6 days (Nov 21, 2025) |
Declines of 10% or more from a closing high, measured on daily closes.
Financial statements
- Market cap
- $4.87B
- P/E (TTM)
- 170.8
- EPS, diluted (TTM)
- $0.62
- Revenue (TTM)
- $397.4M
- 52-week range
- $61.96 – $150.44
| FY 2023 | FY 2024 | FY 2025 | |
|---|---|---|---|
| Revenue | $71.7M | $152.6M | $305.1M |
| Gross profit | $17.3M | $80.9M | $208.5M |
| Operating income | -$69.5M | -$47.1M | $16.0M |
| Net income | -$82.7M | -$41.6M | $7.5M |
| EPS (diluted) | -$1.85 | -$0.93 | $0.06 |
| Q3 2024 | Q4 2024 | Q1 2025 | Q2 2025 | Q3 2025 | Q4 2025 | Q1 2026 | Q2 2026 | |
|---|---|---|---|---|---|---|---|---|
| Revenue | $38.4M | $45.1M | $59.0M | $66.6M | $83.5M | $96.1M | $108.4M | $109.4M |
| Net income | -$14.9M | -$11.5M | -$4.0M | -$246,000 | $1.5M | $6.0M | $18.0M | $8.1M |
| EPS (diluted) | -$0.33 | -$0.26 | -$0.09 | -$0.01 | $0.03 | $0.10 | $0.34 | $0.15 |
| FY 2023 | FY 2024 | FY 2025 | |
|---|---|---|---|
| Operating cash flow | -$53.7M | -$41.4M | $24.6M |
| Capital expenditure | -$6.2M | -$5.4M | -$8.9M |
| Free cash flow | -$59.8M | -$46.8M | $15.7M |
| Dividends paid | $0 | $0 | $0 |
| Net share buybacks | $444,000 | $130.5M | $290.6M |
Cash outflows are shown as negative numbers.
- Cash and short-term investments
- $548.6M
- Total assets
- $729.7M
- Total liabilities
- $192.9M
- Total debt
- $143.9M
- Net debt
- -$404.7M
- Shareholders’ equity
- $536.8M
As of Jun 30, 2026 (filed Aug 5, 2026).
Short interest
- Shares sold short
- 2,625,520
- Days to cover
- 4.84
- Change vs previous report
- +11.8%
FINRA short interest, settlement date Sep 15, 2026.