# Boundless Bio, Inc. (BOLD) vs State Street SPDR S&P 500 ETF Trust (SPY) · total-return overlay

LOPJLB holding-return compare (5Y). Dividends and splits. Each path starts at 0% from the first adjusted close in the window.

Boundless Bio, Inc. (BOLD) vs State Street SPDR S&P 500 ETF Trust (SPY) total return over 5Y: BOLD -82.25%, SPY +92.05%. Regime BOLD BEAR · SPY BULL. As of Oct 9, 2026. Research only.

- Interactive: https://www.lopjlb.com/vs/BOLD/SPY
- API: `GET /bff/api/bigfive/compare-series?symbols=BOLD%2CSPY&range=5y`

## Window

| Symbol | Window % | Worst drawdown | YTD |
|---|---:|---:|---:|
| BOLD | -82.25% | -92.91% | +107.38% |
| SPY | +92.05% | -24.49% | +14.86% |

## Periods (calendar lookback)

| Symbol | 1Y | 2Y | 3Y | 5Y |
|---|---:|---:|---:|---:|
| BOLD | +97.66% | -12.76% | — | — |
| SPY | +17.26% | +38.01% | +86.77% | +92.05% |

## Annual

| Year | BOLD | SPY |
|---|---:|---:|
| YTD | +107.38% | +14.86% |
| 2025 | -56.04% | +18.01% |
| 2024 | -79.65% | +25.59% |
| 2023 | — | +26.73% |
| 2022 | — | -18.64% |
| 2021 | — | +9.92% |

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Research context only. Not personalized investment advice.