Diamond Hill Investment - 30 Year Stock Price History | DHIL

The latest closing stock price for Diamond Hill Investment as of April 21, 2026 is 174.99.

  • An investor who bought $1,000 worth of Diamond Hill Investment stock at the IPO in 1996 would have $76,780 today, roughly 77 times their original investment - a 15.62% compound annual growth rate over 30 years.
  • The all-time high Diamond Hill Investment stock closing price was 194.54 on November 24, 2021.
  • The Diamond Hill Investment 52-week high stock price is 175.00, which is 0% above the current share price.
  • The Diamond Hill Investment 52-week low stock price is 114.11, which is 34.8% below the current share price.
  • The average Diamond Hill Investment stock price for the last 52 weeks is 151.35.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.

Diamond Hill Investment - 30 Year Stock Price History | DHIL

  • An investor who bought $1,000 worth of Diamond Hill Investment stock at the IPO in 1996 would have $76,780 today, roughly 77 times their original investment - a 15.62% compound annual growth rate over 30 years.
  • The all-time high Diamond Hill Investment stock closing price was 194.54 on November 24, 2021.
  • The Diamond Hill Investment 52-week high stock price is 175.00, which is 0% above the current share price.
  • The Diamond Hill Investment 52-week low stock price is 114.11, which is 34.8% below the current share price.
  • The average Diamond Hill Investment stock price for the last 52 weeks is 151.35.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.