Diamond Hill Investment Group, Inc. (DHIL)
NASDAQ: DHIL · Real-Time Price · USD
172.68
+0.14 (0.08%)
At close: Mar 9, 2026, 4:00 PM EDT
172.68
0.00 (0.00%)
After-hours: Mar 9, 2026, 4:10 PM EDT

Company Description

Diamond Hill Investment Group, Inc., through its subsidiary, Diamond Hill Capital Management, Inc., provides investment advisory and fund administration services in the United States.

The company offers separately managed accounts; collective investment trusts; and other pooled vehicles, including sub-advised funds and model delivery programs.

It also provides fund administration services comprising portfolio and regulatory compliance, treasury and financial oversight, and general business management and governance of the proprietary funds, as well as oversight of back-office service providers, which include the custodian, fund accountant, and transfer agent.

Diamond Hill Investment Group, Inc. was incorporated in 1990 and is based in Columbus, Ohio.

Diamond Hill Investment Group, Inc.
Diamond Hill Investment Group logo
Country United States
Founded 1990
IPO Date Oct 10, 1995
Industry Asset Management
Sector Financials
Employees 120
CEO Heather Brilliant

Contact Details

Address:
325 John H. McConnell Boulevard, Suite 200
Columbus, Ohio 43215
United States
Phone 614 255 3333
Website diamond-hill.com

Stock Details

Ticker Symbol DHIL
Exchange NASDAQ
Stock Type Common Stock
Fiscal Year January - December
Reporting Currency USD
CIK Code 0000909108
CUSIP Number 25264R207
ISIN Number US25264R2076
Employer ID 65-0190407
SIC Code 6282

Key Executives

Name Position
Heather Elizabeth Brilliant C.F.A. President, Chief Executive Officer and Director
Thomas Edward Line CPA Chief Financial Officer and Treasurer
Gary Richard Young MD of Administration and Chief Compliance Officer
Lara Hoffmans C.F.A. Managing Director of Marketing
Charles S. Bath C.F.A. Managing Director - Emeritus
Matthew J. Stadelman C.F.A. Managing Director of Institutional Relationships and Portfolio Specialist
Jeffrey J. Cook CPA Controller
Carlotta D. King J.D. Corporate Secretary
William P. Zox CFA, J.D. Portfolio Manager and Investment Analyst
Laurie Snyder Riebel CFA Relationship Management Director

Latest SEC Filings

Date Type Title
Mar 4, 2026 8-K Current Report
Mar 3, 2026 8-K Current Report
Feb 26, 2026 8-K Current Report
Feb 26, 2026 10-K Annual Report
Feb 25, 2026 8-K Current Report
Feb 24, 2026 8-K Current Report
Feb 17, 2026 DEFA14A Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Feb 17, 2026 8-K Current Report
Feb 3, 2026 8-K Current Report
Jan 28, 2026 DEFA14A Additional definitive proxy soliciting materials and Rule 14(a)(12) material