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BOLD
Boundless Bio, Inc.
NASDAQ· Healthcare· Biotechnology· CUSIP 10170A100
$2.34-0.43%Price as of Oct 17, 12:05 UTC · updated once a day, after the close
At a glance
Boundless Bio, Inc. (BOLD) is listed on NASDAQ and classified in Biotechnology, part of the Healthcare sector. It is headquartered in San Diego, United States and has 28 employees. The company is worth $54.07M. The share price is 26.0% below its 52-week high of $3.16. 3 of the 38 superinvestors we track held it at the end of Q2 2026. The largest position belongs to Israel Englander (Millennium Management), at $1.2M. In that quarter, 1 of them reduced the position. Over the last 30 days, company insiders bought $349.59K of its stock on the open market and sold none.
Written from the data on this page: SEC filings (13F, Form 4, annual reports) and market prices.
Key metrics
- Market cap
- $54.07M
- P/E
- —
- Forward P/E
- —
- P/B
- 0.8x
- Dividend yield
- 0.00%
- Payout
- —
- EPS
- -$2.85
- ROE
- -67.86%
- Profit margin
- 0.00%
- Revenue growth
- —
- Beta
- 0.47
- 52-week high
- $3.16
- 52-week low
- $0.96
History
Year by year, from the annual reports; dividends from the payments themselves.
Bars are year-end balances; lines are what happened during the year.
Investors holding this
Major managers that reported this stock in their latest 13F.
Price over time
▼ -83.6% over 5Y.
This stock has less than 5 years of price history — the answer would measure a shorter period than the one asked for.
Dividends reinvested, splits accounted for. Past prices say what happened, not what will.
Indicators, year by year
The last 2 closed years, each at that year’s closing price and reported numbers.
| Indicator | Median | 2025 | 2024 |
|---|---|---|---|
| Year-end price | $1.20 | $2.90 | |
| P/B | — | 0.3x | 0.4x |
| EPS | -$2.60 | -$3.85 | |
| ROE | — | -58.99% | -43.39% |
Median of the years shown; P/E years above 200x are left out.
Others in the same sector
Companies of similar size in Healthcare, for comparison. The columns are the same ones above, in the same order.
| Stock | Price | P/E | P/B | Dividend yield | ROE | Market cap |
|---|---|---|---|---|---|---|
| PLRXPliant Therapeutics Inc | $0.87 | — | 0.4x | 0.00% | -50.29% | $53.58M |
| GANXGain Therapeutics, Inc. | $1.26 | — | 4.8x | 0.00% | -268.30% | $54.99M |
| ELOXEloxx Pharmaceuticals, Inc. | $13.03 | 3.7x | 1.1x | 0.00% | — | $52.6M |
| TLPHTalphera Inc | $1.08 |
About the company
- 28
- San Diego, United States