Rockbridge Asset Management LLC

In its 13F for Q4 2025 (holdings as of December 31, 2025, filed February 12, 2026), Rockbridge Asset Management LLC reported 30 stock positions worth $165.0 million. Its top holding was Markel (MKL) at 11.7% of the portfolio, followed by Amazon.com (AMZN, 10.3%) and Microsoft (MSFT, 9.9%). Compared with Q3 2025, it opened 3 new positions, sold out of 2, added to 4 and reduced 5. The biggest buy was CCC Intelligent Solutions Ho (CCC, shares +78%) and the biggest sale Digitalbridge (DBRG, shares −95%).

Most Recent 13F
Q2 2026
Location
ALEXANDRIA, VA
CIK
0002056320
Portfolio Value
$165.0M (Q4 2025)
SEC Filing
0002056320-26-000003 ↗ filed Feb 12, 2026

Holdings Value

0$50.0M$100.0M$150.0M$200.0M Q4 2024: $175.9M Q4 2024 Q1 2025: $163.4M Q1 2025 Q2 2025: $175.7M Q2 2025 Q3 2025: $169.4M Q3 2025 Q4 2025: $165.0M $165.0M Q4 2025 Q1 2026: $148.3M Q1 2026 Q2 2026: $152.5M Q2 2026

Holdings 30 stocks · $165.0M
MKL Markel Group Inc. 11.72% 8,997 $19.3M No change
AMZN Amazon.com Inc. 10.29% 73,518 $17.0M Reduce -5.1%
MSFT Microsoft Corp. 9.88% 33,699 $16.3M Reduce -1.0%
AMT American Tower Corp. 9.41% 88,380 $15.5M Reduce -2.0%
ORLY O'reilly Automotive Inc. 8.95% 161,885 $14.8M No change
BRK.B Berkshire Hathaway Inc. Class B 7.43% 24,379 $12.3M No change
MA Mastercard Inc. Class A 6.29% 18,183 $10.4M No change
CPRT Copart Inc. 6.20% 261,067 $10.2M Add +1.9%
AAPL Apple Inc. 5.96% 36,175 $9.8M Reduce -1.5%
LMT Lockheed Martin Corp. 5.06% 17,253 $8.3M No change
V Visa Inc. Class A 4.26% 20,031 $7.0M Add +35.9%
GOOGL Alphabet Inc. Class A 4.11% 21,666 $6.8M No change
CCC CCC Intelligent Solutions Ho 3.48% 721,499 $5.7M Add +78.5%
BLDR Builders Firstsource Inc. 2.23% 35,738 $3.7M Add +0.7%
OLED Universal Display Corp. 0.83% 11,748 $1.4M No change
SBAC SBA Communications Corp. 0.59% 5,047 $976K No change
KNSL Kinsale Capital Group Inc. 0.59% 2,490 $974K New
JPM JPMorgan Chase & Co. 0.47% 2,424 $781K No change
KMX Carmax Inc. 0.44% 18,806 $727K New
CVX Chevron Corp. 0.25% 2,695 $411K No change
AKRE Akre Focus ETF filed as PROFESIONALLY MANAGED PORTFO 0.23% 5,887 $386K New
MRP Millrose Properties 0.23% 12,851 $384K No change
MPLX MPLX LP 0.17% 5,381 $287K No change
DBRG Digitalbridge Group Inc. 0.17% 18,623 $286K Reduce -95.1%
GE General Electric filed as GE AEROSPACE 0.16% 875 $270K No change
PG The Procter & Gamble Co. 0.15% 1,721 $247K No change
AEP American Electric Power 0.15% 2,116 $244K No change
AVGO Broadcom Inc. 0.15% 700 $242K No change
AES AES Corp. 0.09% 10,000 $143K No change
ISOU Isoenergy Ltd. 0.06% 10,000 $91K No change

Options reported separately and not counted above: SPY puts ($682K).

Portfolio Sells Q3 2025 → Q4 2025
DBRG Digitalbridge Group Inc. Reduce -95.1% 0.17% −2.46
AMRZ Amrize Ltd. Sold out 0.00% −1.12
AMT American Tower Corp. Reduce -2.0% 9.41% −0.83
MSFT Microsoft Corp. Reduce -1.0% 9.88% −0.53
LULU Lululemon Athletica Inc. Sold out 0.00% −0.16
AMZN Amazon.com Inc. Reduce -5.1% 10.29% +0.24
AAPL Apple Inc. Reduce -1.5% 5.96% +0.44

Portfolio Buys Q3 2025 → Q4 2025
CCC CCC Intelligent Solutions Ho Add +78.5% 3.48% +1.30
V Visa Inc. Class A Add +35.9% 4.26% +1.29
KNSL Kinsale Capital Group Inc. New 0.59% +0.59
KMX Carmax Inc. New 0.44% +0.44
AKRE Akre Focus ETF New 0.23% +0.23
BLDR Builders Firstsource Inc. Add +0.7% 2.23% −0.31
CPRT Copart Inc. Add +1.9% 6.20% −0.60

Options Activity Q3 2025 → Q4 2025
SPY SS SPDR S&P 500 ETF Trust-US put New 1,000 $682K

Calls and puts are listed by the shares they cover; their value is not part of the stock holdings above.

All Filings

QuarterPositions13F Reported ValueTop Holdings
Q2 2026 30$152.5MMKL, AMZN, ORLY, CPRT, AMT
Q1 2026 26$148.3MMKL, AMT, ORLY, AMZN, MSFT
Q4 2025 30$165.0MMKL, AMZN, MSFT, AMT, ORLY
Q3 2025 29$169.4MMSFT, ORLY, AMT, MKL, AMZN
Q2 2025 27$175.7MAMT, MKL, AMZN, MSFT, ORLY
Q1 2025 24$163.4MAMT, MKL, ORLY, AMZN, BRK.B
Q4 2024 24$175.9MMKL, MSFT, AMZN, AMT, ORLY