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Rockbridge Capital Management LLC
Rockbridge Capital Management LLC is a Virginia-based investment management firm headquartered in Alexandria. The firm is primarily focused on managing concentrated portfolios of publicly-traded equities for high net worth individuals. As of March 31, 2025, Rockbridge Capital Management had 3 employees and $189.4 million in assets under management. The firm serves primarily United States clients and was founded with the intent to provide returns above those achievable through passive index funds.
Investment Strategy
Rockbridge Capital Management constructs concentrated portfolios of publicly traded equities, driven by three main criteria: a sustainably high return on invested capital, excellent, shareholder-friendly management, and acquiring investments at a bargain valuation. The firm’s strategy centers on delivering returns that exceed those available through low-cost, unmanaged index funds, focusing on rigorous security selection and portfolio concentration.
Latest 13F Filing Activity
Rockbridge Capital Management LLC filed their most recent 13F report on Jun 30, 2025 disclosing 27 equity positions with a total 13F market value of $176M. The fund increased holdings in Microsoft Corp., Amazon.com Inc., CCC Intelligent Solutions HLD among other positions. Rockbridge Capital Management LLC reduced exposure to Copart Inc., Berkshire Hathaway Inc. CL B Ne, O'reilly Automotive Inc. among others.
Top Holdings
Equity Positions (27)
| Ticker | Security | Weight | Market Value | Shares | Avg Cost | Price | Change (QoQ) |
|---|---|---|---|---|---|---|---|
A AMT | American Tower Corp | 11.54% | $20.3M | 91,726 | $183.57 | $221.02 | +$215.1K |
M MKL | Markel Group Inc | 10.86% | $19.1M | 9,554 | $1726.23 | $1997.36 | +$1.1M |
A AMZN | Amazon.Com Inc | 10.18% | $17.9M | 81,557 | $219.31 | $219.39 | +$2.9M |
M MSFT | Microsoft Corp | 10.00% | $17.6M | 35,307 | $421.50 | $497.41 | +$3.8M |
O ORLY | O'Reilly Automotive Inc | 8.90% | $15.6M | 173,460 | $163.48 | $90.13 | -$989.7K |
Industry Allocation
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