# Firefly Neuroscience, Inc. (AIFF) 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.

Firefly Neuroscience, Inc. (AIFF) vs State Street SPDR S&P 500 ETF Trust (SPY) total return over 5Y: AIFF -98.67%, SPY +88.93%. Regime AIFF CRISIS · SPY BULL. As of Oct 5, 2026. Research only.

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

## Window

| Symbol | Window % | Worst drawdown | YTD |
|---|---:|---:|---:|
| AIFF | -98.67% | -99.64% | +45.97% |
| SPY | +88.93% | -24.49% | +14.31% |

## Periods (calendar lookback)

| Symbol | 1Y | 2Y | 3Y | 5Y |
|---|---:|---:|---:|---:|
| AIFF | -57.24% | -56.95% | -84.52% | -98.67% |
| SPY | +16.62% | +39.61% | +89.28% | +88.93% |

## Annual

| Year | AIFF | SPY |
|---|---:|---:|
| YTD | +45.97% | +14.31% |
| 2025 | -65.82% | +18.01% |
| 2024 | -46.79% | +25.59% |
| 2023 | -67.16% | +26.73% |
| 2022 | -89.79% | -18.64% |
| 2021 | +52.31% | +8.66% |

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Research context only. Not personalized investment advice.