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An investment that results in an especially large capital gain in a very short period of time. For example, one may buy a stock that jumps from $5 per share to $55 per share in only six months. A home run results in huge capital gains for the stockholder or other investor. This term can be used for any investment vehicle, especially an IPO. See also: Hot issue.
An investment that produced a large return in a short period of time for its purchaser. For example, an investor might purchase shares in an initial public offering that moves sharply upward in subsequent trading in the secondary market.