You would have purchased 1.818182 BTC at ~$5.5 each.
Snapshot as of 2026-03-01. For live results, use the calculator.
If you had invested $10 in Bitcoin in 2011, when the price was approximately $5.5, you would have purchased 1.818182 BTC. At today's price of approximately $83,000, that investment would be worth $150,909 — a 1,508,991.1% return over 15 years.