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BITBANK TIME MACHINE

What if I sold Coinbase at the top?

Pick an amount, a date and an asset. See what it is worth today, what selling the top would have paid, and what buying the top would have cost. Free. Shareable. Slightly rude.

BITBANK TIME MACHINE · COIN

$1,000 in Coinbase, sold the top

$1,701+70.10%

Bought Oct 2021, sold 18 Jul 2025 at $419.78

“The top is only obvious in hindsight and in screenshots.”

Your mate would have told you to sell at $1,137.

BRun yours → bitbank.nz/tools/time-machine2021-10-13 to 2026-10-12
Sold the top$1,7012025-07-18 at $419.78
Missed vs top$970.05-57.03% from the top
Bought the top instead$429.73-57.03% · worst possible entry
Worst moment$131.822022-12-28 (-86.82%)
Max drawdown from top-66.39%to $571.72 on 2026-02-12
Held4.05 COIN0.73x · -6.08%/yr over 5.0 years

KEEP GOING

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Daily closes from Interactive Brokers, Yahoo Finance and Binance, split adjusted, no dividends, no fees, no tax. Bitcoin before September 2014 uses monthly reference prices. Entertainment, not advice. How it works ↗