You would have purchased 14.705882 index units at ~$340 each.
Snapshot as of 2026-03-01. For live results, use the calculator.
If you had invested $5,000 in S&P 500 in 1990, when the price was approximately $340, you would have purchased 14.705882 index units. At today's price of approximately $5,600, that investment would be worth $82,353 — a 1,547.1% return over 36 years.