Exhibit A

to

Plan of Distribution

Pursuant to Rule 12b-1

of

Diamond Hill Funds

Fund Name	Share Class	Distribution Fee (annual rate expressed as a percentage of the average daily net assets of each Class of Shares)
Diamond Hill Small Cap Fund	Investor	0.25%
Diamond Hill Small-Mid Cap Fund	Investor	0.25%
Diamond Hill Mid Cap Fund	Investor	0.25%
Diamond Hill Select Fund	Investor	0.25%
Diamond Hill Large Cap Fund	Investor	0.25%
Diamond Hill Large Cap Concentrated Fund	Investor	0.25%
Diamond Hill Long-Short Fund	Investor	0.25%
Diamond Hill International Fund	Investor	0.25%
Diamond Hill Short Duration Securitized Bond Fund	Investor	0.25%
Diamond Hill Securitized Total Return Fund	Investor	0.25%
Diamond Hill Core Bond Fund	Investor	0.25%
Diamond Hill Core Plus Bond Fund	Investor	0.25%

Dated as of: May 22, 2025

                        Diamond Hill Funds

/s/Thomas E. Line, President

                        Thomas E. Line, President