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Diamond Hill Capital Management Inc.
Diamond Hill Capital Management, Inc., headquartered in Columbus, Ohio, is an SEC-registered asset management and investment advisory firm founded in 1988. It is a wholly owned subsidiary of the publicly traded Diamond Hill Investment Group, Inc. (Nasdaq: DHIL). The firm offers a broad suite of equity and fixed income investment strategies to institutional and individual investors, primarily through mutual funds, separately managed accounts, collective investment trusts, and sub-advised funds. The firm employs a research-driven, actively managed investment approach and, as of 2025, continues to focus on delivering long-term value for its clients. Diamond Hill typically employs between 100 and 200 people, positioning it as a midsized boutique in the asset management space.
Investment Strategy
Diamond Hill employs a bottom-up, research-intensive, and value-oriented investment strategy focused on the long-term compounding of client capital. The firm's philosophy centers on investing with an 'ownership mentality,' performing deep due diligence, and maintaining discipline in investing at a discount to intrinsic value. Its active investment approach spans multiple equity and fixed income strategies, including US and non-US common stocks, investment-grade and non-investment-grade corporate bonds, asset- and mortgage-backed securities, and convertible securities. The firm is willing to close strategies to new investors when necessary to protect client outcomes and portfolio manager flexibility. Compensation is tied to five-year investment results, reinforcing focus on long-term performance and alignment with client interests.
Latest 13F Filing Activity
Diamond Hill Capital Management Inc. filed their most recent 13F report on Jun 30, 2025 disclosing 177 equity positions with a total 13F market value of $22B. The fund increased holdings in Adobe, Inc., Capital One Financial Corp., Texas Instruments, Inc. among other positions. Diamond Hill Capital Management Inc. reduced exposure to Becton, Dickinson and Co., Hca Healthcare, Inc., Conocophillips among others.
Top Holdings
Equity Positions (177)
| Ticker | Security | Weight | Market Value | Shares | Avg Cost | Price | Change (QoQ) |
|---|---|---|---|---|---|---|---|
A AIG | American International Group, | 4.57% | $993.9M | 11,612,075 | $38.71 | $85.59 | -$78.4M |
A ABT | Abbott Laboratories | 3.70% | $804.2M | 5,912,808 | $60.70 | $136.01 | -$1.5M |
| Berkshire Hathaway, Inc. (Cl B | 3.51% | $763.6M | 1,571,929 | $342.42 | $485.77 | -$54.1M | |
T TXN | Texas Instruments, Inc. | 3.40% | $739.6M | 3,562,295 | $162.12 | $207.62 | +$121.3M |
C COF | Capital One Financial Corp. | 2.85% | $619.3M | 2,910,758 | $188.28 | $212.76 | +$237.4M |
Industry Allocation
Investment Team (33)
| Name | Role | Location | |
|---|---|---|---|
 | Portfolio Manager | United States | |
 | Analyst | New York, NY , United States | |
A Arthur Cheng | Portfolio Manager | Los Angeles, CA , United States | |
 | Research Analyst | Columbus, OH , United States | |
 | Assistant Portfolio Manager | Columbus, OH , United States | |
D Dana Wainer | Accounting and Business Analyst | Columbus, OH , United States | |
 | Director - Strategic Partners | Denver, CO , United States | |
H Harsh Acharya | Research Analyst | Columbus, OH , United States | |
 | Managing Director - Information Technology | Columbus, OH , United States | |
| Research Analyst | Naples, FL , United States |
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