
Diamond Hill Investment Group
InactiveDHIL (NMS)
- SectorFinancial Services
- IndustryAsset Management
Diamond Hill Investment Group, Inc., through its subsidiary Diamond Hill Capital Management, Inc., provides investment advisory and fund administration services in the United States. It offers separately managed accounts, collective investment trusts, and other pooled vehicles, including sub-advised funds and model delivery programs. It oversees portfolio and regulatory compliance, treasury and financial oversight, governance of proprietary funds, and back‑office providers such as custodians, fund accountants, and transfer agents. Founded in 1990 and based in Columbus, Ohio, it was taken private on April 22, 2026.