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Boundless Bio, Inc. Share Price

Boundless Bio, Inc. Share Price

NASDAQ: BOLD | Micro Cap
$2.81
+$0.04 (1.44%) Last updated on 18 Sep, 2026 | 23:32 IST
  • Performance
  • Chart
  • Fundamentals
  • Quarterly P&L
  • Annual P&L
  • About
  • Price history
  • FAQs

Boundless Bio, Inc. Stock Performance

Open
$2.78
Prev. Close
$2.77
Circuit Range
N/A
Day Range
$2.78 - $2.85
Year Range
$0.98 - $3.12
Volume
5,986
Average Traded
$2.82

Boundless Bio, Inc. Share Price Today

As of 18 September 2026, Boundless Bio, Inc.'s share price is $2.81. The stock opened at $2.78, compared to its previous close of $2.77. During today's trading session, Boundless Bio, Inc.'s share price traded between $2.78 and $2.85, with an average price of $2.81. Over the past 52 weeks, the stock has recorded a high of $3.12 and a low of $0.98. In terms of performance, Boundless Bio, Inc.'s share price has risen by 153.60% over the last six months and is up 129.80% on a year-on-year basis.

Boundless Bio, Inc. Share Price Chart

$2.78$2.85
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Show Current Price
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Boundless Bio, Inc. Stock Fundamentals & Key Indicators

Market Cap
$62.94M
PE Ratio (TTM)
-1.08
Dividend Yield
N/A
EPS (TTM)
$-2.60
Revenue (TTM)
N/A
Return On Equity (TTM)
-58.99%
Profit Margin
N/A
Debt to Equity
0.13
Quarterly Earnings Growth YoY
15.93%

Boundless Bio, Inc. Quarterly Profit & Loss

All figures in USD

ParticularsMar 2024Jun 2024Sep 2024Mar 2025Jun 2025Sep 2025
RevenueN/AN/AN/AN/AN/AN/A
Net Profit-$15.43M-$16.98M-$16.51M-$15.76M-$15.68M-$13.88M
Net Profit MarginN/AN/AN/AN/AN/AN/A
Income ChangeN/A-10.02%2.75%4.55%0.53%11.46%

Boundless Bio, Inc. Annual Profit & Loss

All figures in USD

Particulars20242025
RevenueN/AN/A
Net Profit-$65.36M-$58.20M
Net Profit MarginN/AN/A
Income ChangeN/A10.96%

About Boundless Bio, Inc.

Boundless Bio, Inc., a clinical-stage oncology company, develops cancer therapeutics to address the unmet need of patients with oncogene amplified tumors by interrogating extrachromosomal DNA (ecDNA). The company's lead product candidate is BBI-355, an ecDNA-directed therapeutic candidate and oral inhibitor of checkpoint kinase 1 that is in Phase 1/2 clinical trial in patients with oncogene amplified cancers. It also develops BBI-098, a picomolar biochemical inhibition of checkpoint kinase 1 demonstrating central nervous system penetrance in preclinical models. In addition, the company offers ECHO, an ecDNA harboring oncogenes diagnostic test to detect ecDNA in patient tumor specimens; and Spyglass platform, a platform used to identify druggable targets in oncogene amplified cancers. The company was formerly known as Pretzel Therapeutics, Inc. and changed its name to Boundless Bio, Inc. in July 2019. Boundless Bio, Inc. was incorporated in 2018 and is headquartered in San Diego, California.

Boundless Bio, Inc. Historical Returns

MonthOpenCloseChange %
Sep 2026
$2.81
$2.81
-2.26%
Aug 2026
$2.51
$2.88
+15.66%
Jul 2026
$2.50
$2.49
-0.60%
Jun 2026
$1.46
$2.50
+71.58%
May 2026
$1.51
$1.46
+0.34%
Apr 2026
$1.14
$1.46
+31.08%
Mar 2026
$1.13
$1.11
-4.31%
Feb 2026
$1.14
$1.16
+0.87%
Jan 2026
$1.22
$1.15
-3.36%
Dec 2025
$1.17
$1.19
+3.03%
Nov 2025
$1.28
$1.16
-15.69%
Oct 2025
$1.23
$1.37
+11.84%

BOLD Share Price FAQs

What is Boundless Bio, Inc. share price today?

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Boundless Bio, Inc. share price today is $2.81 as on September 18, 2026 at 11:32 pm IST.

What is the 52 week high and 52 week low of Boundless Bio, Inc. stock?

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The 52 week high of Boundless Bio, Inc. stock is $3.12, while the 52 week low is $0.98 as of 18 Sep '26.

What is BOLD's market capitalisation today?

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BOLD market capitalisation is $62.94M as of September 18, 2026, at 11:33 pm IST.

What is BOLD's net income for the last quarter?

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BOLD's net income for the last quarter is -0.01B USD.

What is the 5 year returns of BOLD?

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The 5 year returns of BOLD is -95.31% as on 18 Sep '26.

What is the high & low stock price of BOLD today?

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BOLD stock price hit a high of $2.85 and low of $2.78 as of 18 Sep '26.

Can I buy BOLD shares in India?

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Yes. You can buy BOLD in India by opening an international trading account.