SEC Filing Summary for Diamond Hill Investment Group Inc.

Thomas Edward Line, Chief Financial Officer of Diamond Hill Investment Group Inc., reported a transaction on April 1, 2026. He disposed of 664 shares of Common stock, acquired indirectly through a 401K plan, with a price of $172.10 per share. This transaction resulted in 13,444 shares remaining in the post-transaction amount. Additionally, 1294 shares are held indirectly by Mr. Line within his 401K plan. The disposed shares were used to cover tax obligations related to vested restricted stock awards.