Try your own numbers
The calculator buys at the start of a year, so its answer differs from the exact-date result above.
it would be worth today
$804.68
−$195.32 loss0.80x-11.7% a year
The same $1,000 in an S&P 500 index fund: $1,333
No tax on a loss. Selling can offset tax on other gains.
Growth Over Time
Performance Metrics
Total Invested
$1,000.00
Current Value
$639.19
Total Loss
−$360.81
Multiplier
0.64x
CAGR
-36.0%
Max Drawdown
-62.7%
Inflation-Adjusted
$627.42
Benchmark Comparison
How does $1,000.00 invested 1 year ago compare across different asset classes?
| Asset | Value Today | Return |
|---|---|---|
| Ethereum | $639.19 | 0.64x |
| S&P 500 | $1,165.64 | 1.17x |
| Gold | $1,089.75 | 1.09x |
| Savings (2% APY) | $1,020.03 | 1.02x |
Historical Context
Ethereum is a programmable blockchain launched in 2015. Its coin, ether (ETH), pays for running smart contracts and apps on the network.
This page always measures from exactly 1 year before today, using that day's closing price. The start date moves forward one day at a time, so the result updates daily.
Frequently Asked Questions
A $1,000 investment in Ethereum 1 year ago (on September 29, 2025) would be worth approximately $639.19 today — a 0.64x return ($360.81 loss) over 1.0 years.
Methodology & Sources
Price data: Historical prices are the January 1 opening price, from CoinGecko, CoinMarketCap and Yahoo Finance historical data. Current prices come from Yahoo Finance (CoinGecko as a backup) and refresh hourly; if that source is unavailable, the last saved price is used.
Calculation: Assumes a single purchase at the closing price exactly 1 year before today (the next trading day if markets were closed), held until today. The start date moves forward daily. No fees or taxes are included.
Benchmarks: The S&P 500 comparison uses the S&P 500 Total Return index (dividends reinvested, like an index fund) at the start of2025 and today. Gold uses the price per troy ounce. Savings account assumes a 2% APY compounded annually.
Inflation adjustment: Uses U.S. CPI-U annual averages from the Bureau of Labor Statistics. The 2026 CPI value is estimated.
Educational purposes only. Past performance does not guarantee future results. Not financial advice.
$1,000 in Ethereum, by year
$1,000 in Ethereum:1 year ago5 years ago