Diamond Hill Capital Management 13F, Q3 2025
Diamond Hill · quarter ending 30 September 2025 · filed 5 November 2025 · SEC CIK 1217541
Common stock only: shares the fund reported owning at the quarter end, valued as filed.
Largest positions, Q3 2025
The 25 largest of 186 positions. Weights are against the whole filed book. Changes are in shares held, against the Q2 2025 filing.
| Company | Ticker | Value | % of book | vs Q2 2025 |
|---|---|---|---|---|
| American International Group, | AIG | $951.23M | 4.5% | +4% shares |
| Berkshire Hathaway, Inc. (Cl B | BRK/B | $891.17M | 4.2% | +13% shares |
| Abbott Laboratories | ABT | $750.54M | 3.6% | -5% shares |
| Colgate-Palmolive Co. | CL | $645.72M | 3.1% | +47% shares |
| Texas Instruments, Inc. | TXN | $600.90M | 2.9% | -8% shares |
| Capital One Financial Corp. | COF | $599.38M | 2.9% | -3% shares |
| Aon PLC (Cl A) | $557.63M | 2.6% | unchanged | |
| Sysco Corp. | SYY | $522.31M | 2.5% | -10% shares |
| ConocoPhillips | COP | $484.41M | 2.3% | -6% shares |
| Labcorp Holdings, Inc. | LH | $471.42M | 2.2% | -10% shares |
| Waste Management, Inc. | WM | $415.60M | 2.0% | +12% shares |
| Bank of America Corp. | BAC | $411.73M | 1.9% | -23% shares |
| Union Pacific Corp. | UNP | $406.45M | 1.9% | -11% shares |
| Zoetis, Inc. (Cl A) | ZTS | $394.01M | 1.9% | new |
| Salesforce, Inc. | CRM | $391.66M | 1.9% | +10% shares |
| General Motors Co. | GM | $390.98M | 1.9% | -12% shares |
| Diamondback Energy, Inc. | FANG | $386.52M | 1.8% | unchanged |
| General Mills, Inc. | GIS | $384.62M | 1.8% | +22% shares |
| Regal Rexnord Corp. | RRX | $370.78M | 1.8% | -14% shares |
| Walt Disney Co. | DIS | $367.07M | 1.7% | +2% shares |
| Martin Marietta Materials, Inc | MLM | $366.78M | 1.7% | -9% shares |
| Adobe, Inc. | ADBE | $361.38M | 1.7% | +21% shares |
| SBA Communications Corp. (Cl A | SBAC | $358.73M | 1.7% | +25% shares |
| Ferguson Enterprises, Inc. | FERG | $346.27M | 1.6% | -29% shares |
| L3Harris Technologies, Inc. | LHX | $343.17M | 1.6% | -9% shares |
What changed since Q2 2025
Against the Q2 2025 filing, Diamond Hill Capital Management opened 11 new positions, added to 48, trimmed 97, left 30 unchanged and exited 5. Every position is compared, matched on its CUSIP; a change of 2% or less in shares counts as unchanged.
Other quarters
Source: SEC Form 13F-HR, accession 0001217541-25-000016, filed by Diamond Hill Capital Management, LLC (Investment Advisor). Values are as filed and cover US-listed positions only; a 13F does not show short positions or holdings outside the US. A 13F may be filed up to 45 days after the quarter ends, so the fund may have traded since. Educational information, not financial advice.