Nasdaq · BOLD · stock
Boundless Bio, Inc. (BOLD) stock price history
Every Nasdaq trading session of Boundless Bio, Inc. from Mar 28, 2024 to Sep 28, 2026: 627 daily bars, adjusted for splits and dividends, with minute bars from Jul 13, 2026 forward. The full series is served by the API: a free key covers the last year, paid plans the whole history and minute bars.
BOLD adjusted close, 2024 to 2026
- $14.25
- All time high, 2024
- $3.16
- 52 week high, $0.9610 low
- 627
- Daily sessions since 2024
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2024 to 2026 series and minute bars.
BOLD key facts
- Boundless Bio, Inc. (BOLD) closed at $2.61 on Sep 28, 2026 on Nasdaq.
- BOLD's all time high close is $14.25, set on Mar 28, 2024; its all time low close is $1.01 on Jun 27, 2025.
- BOLD's 52 week range is $0.9610 to $3.16.
- BOLD returned +128.9% over the year to Sep 28, 2026.
- Since Mar 28, 2024 BOLD returned -82%, -49.3% a year compounded.
- BOLD's deepest drawdown was -92.9% from Mar 28, 2024 to Jun 27, 2025.
- DataCedar holds 627 daily sessions of BOLD history from Mar 28, 2024 and minute bars from Jul 13, 2026, adjusted for splits and dividends, served by the API under a key.
BOLD price chart, 2024 to 2026
BOLD returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -7.8% |
| 3 months | +2.0% |
| 6 months | +135.1% |
| Year to date | +117.5% |
| 1 year | +128.9% |
| 3 years | n/a |
| 5 years | n/a |
| 10 years | n/a |
| Since Mar 28, 2024 | -81.7% |
| Compound annual growth, 2.5 years | -49.3% |
BOLD records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- $14.25 on Mar 28, 2024
- All time low close
- $1.01 on Jun 27, 2025
- 52 week high
- $3.16 on Aug 24, 2026
- 52 week low
- $0.9610 on Feb 5, 2026
- Deepest drawdown
- -92.9% from Mar 28, 2024 to Jun 27, 2025, not yet recovered
- Best single session
- +85.7% on Jun 23, 2026
- Worst single session
- -18.1% on Jun 25, 2024
- Volatility, 1 year annualised
- 78.9%
- Sessions closing higher, 1 year
- 42%
- Best calendar year
- 2025, -59%
- Worst calendar year
- 2025, -59%
BOLD price history by year
Open is the first session's open, high and low span the year, close is the last session's close, and the return is close over the previous year's close. 2024 starts on Mar 28, 2024; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | $1.22 | $3.16 | $0.9610 | $2.61 | +117.5% | 102.1M | 185 |
| 2025 | $2.88 | $3.12 | $1.00 | $1.20 | -58.6% | 30.9M | 250 |
| 2024 | $14.25 | $15.24 | $2.33 | $2.90 | n/a | 21.7M | 192 |
BOLD monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | $2.61 | -7.1% |
| August 2026 | $2.81 | +12.4% |
| July 2026 | $2.50 | 0.0% |
| June 2026 | $2.50 | +72.4% |
| May 2026 | $1.45 | -0.7% |
| April 2026 | $1.46 | +32.7% |
| March 2026 | $1.10 | -5.2% |
| February 2026 | $1.16 | 0.0% |
| January 2026 | $1.16 | -3.3% |
| December 2025 | $1.20 | +2.6% |
| November 2025 | $1.17 | -16.4% |
| October 2025 | $1.40 | +13.8% |
About the BOLD data
Daily bars. 627 sessions from Mar 28, 2024 to Sep 28, 2026, one row per Nasdaq trading day with open, high, low, close and volume. Prices are adjusted for splits and cash dividends so the series is comparable across its whole length; the API also serves the raw, split only and dividend only views.
Minute bars. Stored from Jul 13, 2026 forward, most recent session Sep 28, 2026. Minute history is captured from the day collection began and is never backfilled, so this start date is exact. Five minute, fifteen minute and hourly bars are derived from these minutes.
Time and currency. Session dates are Nasdaq trading days; minute timestamps are UTC. Prices are in USD. Volume is shares traded on the session.
Get the data. The REST endpoint returns the daily series as JSON with pagination; a free key serves the last year, Quant and above the full history back to Mar 28, 2024, and minute bars come with the paid windows. It takes timeframe (1Min, 5Min, 15Min, 1Hour, 1Day), adjustment, start and end. See the bars endpoint and authentication, and pricing for the plan windows.
curl "https://api.datacedar.com/v3/stocks/BOLD/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on Nasdaq
Common questions
BOLD share price history
