Diamond Hill Investment - 30 Year Stock Price History | DHIL

Historical daily share price chart and data for Diamond Hill Investment since 1996 adjusted for splits and dividends. The latest closing stock price for Diamond Hill Investment as of January 23, 2026 is 170.40.
  • 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 171.43, which is 0.6% above the current share price.
  • The Diamond Hill Investment 52-week low stock price is 114.11, which is 33% below the current share price.
  • The average Diamond Hill Investment stock price for the last 52 weeks is 143.58.
Diamond Hill Investment Historical Annual Stock Price Data
Year Average Stock Price Year Open Year High Year Low Year Close Annual % Change
2026 170.2827 170.2200 170.7000 169.7600 170.4000 0.53%
2025 136.6266 144.7920 170.0000 114.8300 169.5000 16.35%
2024 142.6720 148.9020 160.1950 128.0010 145.6750 -2.70%
2023 150.3709 158.7850 167.0380 132.4030 149.7160 -7.25%
2022 153.8469 163.9530 174.8370 139.8220 161.4110 -1.66%
2021 146.5993 122.1310 194.5440 117.0440 164.1310 32.94%
2020 96.3729 110.0330 126.6300 62.5067 123.4630 14.89%
2019 102.2141 108.5720 113.9490 91.2940 107.4630 0.17%
2018 129.9595 140.8190 147.6080 101.2860 107.2800 -24.22%
2017 134.1506 139.4620 144.7720 121.6750 141.5660 1.54%
2016 119.5279 114.6330 141.0190 99.3065 139.4220 14.55%
2015 113.9841 85.5840 144.1140 81.7353 121.7100 39.98%
2014 77.0775 71.5656 90.1129 69.0090 86.9508 20.13%
2013 55.9352 41.5414 74.3362 40.1694 72.3791 78.80%
2012 40.2835 40.1903 43.4861 34.7625 40.4796 1.92%
2011 38.0782 37.1926 42.6665 33.1449 39.7178 9.33%
2010 29.0604 27.5187 38.4179 21.8797 36.3288 33.00%
2009 18.6962 24.0824 28.3990 10.7626 27.3146 14.87%
2008 25.3312 23.0391 30.8616 16.9195 23.7787 3.21%
2007 27.8283 26.4713 35.0597 22.0620 23.0391 -12.70%
2006 16.0301 9.9468 27.4294 9.7703 26.3894 167.51%
2005 6.7173 5.4020 11.5511 4.6652 9.8649 86.87%
2004 3.2002 2.1432 5.2791 2.1432 5.2791 141.35%
2003 1.4915 1.3552 2.2503 1.1094 2.1873 77.04%
2002 1.7165 1.2323 2.7578 1.1378 1.2355 -2.00%
2001 1.9272 3.2502 4.1366 1.2134 1.2607 -60.00%
2000 3.2102 5.4170 5.4170 1.7728 3.1517 -33.33%
1999 6.5106 7.0914 10.2431 3.7427 4.7276 -40.00%
1998 17.5973 22.0620 27.5776 6.3034 7.8793 -64.29%
1997 8.5677 3.1872 25.6077 2.6248 22.0620 684.48%
Sector Industry Market Cap Revenue
Finance Finance - Investment Banks $0.461B $0.151B
Diamond Hill Investment Group, Inc. is an independent investment management firm. It provides investment management services to institutions and individuals through mutual funds, separate accounts, and limited partnerships. The Company also offers fund administration and statutory underwriting services, including portfolio and regulatory compliance, treasury and financial oversight, statutory underwriting, and oversight of back-office service providers, such as the custodian, fund accountant, and transfer agent, as well as general business management of the mutual fund complex. Diamond Hill Investment Group, Inc. is headquartered in Columbus, Ohio.
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