Rockbridge Asset Management
ALEXANDRIA, VAfiles as Rockbridge Asset Management LLC
$153m in 30 US stocks at the end of 30 June 2026. The top 10 are 79.5% of the money. It changed about 6.2% of the portfolio this quarter.
Value
$153m
Stocks
30
Top 10 share
79.5%
Turnover
6.2%
What changed this quarter
New
Bought for the first time this quarter.
- KLAKLAC0.2% of the fund
- Lam ResearchLRCX0.2% of the fund
- GE VernovaGEV0.2% of the fund
- N-ableNABL<0.1% of the fund
Added
Bought more of a stock they already held.
- Markel GroupMKL12.3% of the fund+2%
- CopartCPRT8.6% of the fund+68%
- Builders FirstSourceBLDR2.1% of the fund+10%
- Profesionally Managed PortfoAKRE0.4% of the fund+60%
Cut
Sold some of their stake.
- American TowerAMT8.5% of the fund-5%
- MastercardMA5.4% of the fund-3%
- VisaV4.9% of the fund-11%
- CCC Intelligent Solutions HoldingsCCC2.3% of the fund-36%
- Kinsale Capital GroupKNSL1.9% of the fund-21%
Sold out
Sold their entire stake.
None this quarter.
Holdings
- Profesionally Managed PortfoAKRE
- Share
- 0.4%
- Value
- $569,612
- Shares
- 10,709
+60%
- Mplx LPMPLX
- Share
- 0.2%
- Value
- $303,112
- Shares
- 5,381
Held
- IsoEnergyISOU
- Share
- <0.1%
- Value
- $99,700
- Shares
- 10,000
Held
| Company | Share of fund | Value | Shares | Change |
|---|---|---|---|---|
| Markel GroupMKL | 12.3% | $19m | 9,588 | +2% |
| Amazon.comAMZN | 9.6% | $15m | 61,330 | Held |
| O'Reilly AutomotiveORLY | 8.7% | $13m | 143,595 | Held |
| CopartCPRT | 8.6% | $13m | 462,711 | +68% |
| American TowerAMT | 8.5% | $13m | 78,863 | -5% |
| MicrosoftMSFT | 7.5% | $11m | 30,805 | Held |
| Berkshire HathawayBRK-B | 7.5% | $11m | 22,730 | Held |
| AppleAAPL | 6.4% | $10m | 33,578 | Held |
| MastercardMA | 5.4% | $8m | 15,992 | -3% |
| Lockheed MartinLMT | 5.3% | $8m | 15,739 | Held |
| VisaV | 4.9% | $8m | 21,876 | -11% |
| AlphabetGOOGL | 4.8% | $7m | 20,544 | Held |
| CCC Intelligent Solutions HoldingsCCC | 2.3% | $3m | 677,501 | -36% |
| Builders FirstSourceBLDR | 2.1% | $3m | 36,192 | +10% |
| Kinsale Capital GroupKNSL | 1.9% | $3m | 8,949 | -21% |
| Cbre GroupCBRE | 1.0% | $2m | 11,295 | Held |
| SBA CommunicationsSBAC | 0.6% | $840,479 | 4,763 | Held |
| JPMorgan ChaseJPM | 0.5% | $793,448 | 2,424 | Held |
| Profesionally Managed PortfoAKRE | 0.4% | $569,612 | 10,709 | +60% |
| ChevronCVX | 0.3% | $446,723 | 2,695 | Held |
| KLAKLAC | 0.2% | $340,932 | 1,130 | New |
| General ElectricGE | 0.2% | $327,014 | 875 | Held |
| Lam ResearchLRCX | 0.2% | $316,331 | 730 | New |
| Mplx LPMPLX | 0.2% | $303,112 | 5,381 | Held |
| American Electric PowerAEP | 0.2% | $289,490 | 2,116 | Held |
| BroadcomAVGO | 0.2% | $264,425 | 700 | Held |
| GE VernovaGEV | 0.2% | $256,119 | 218 | New |
| Procter & GamblePG | 0.2% | $252,367 | 1,721 | Held |
| IsoEnergyISOU | <0.1% | $99,700 | 10,000 | Held |
| N-ableNABL | <0.1% | $53,876 | 14,680 | New |
Options (1)
- State STR Spdr S&P 500 ETF TSPY
- Type
- Put
- Value
- $3m
- Contracts
- 3,500
| Company | Type | Value | Contracts |
|---|---|---|---|
| State STR Spdr S&P 500 ETF TSPY | Put | $3m | 3,500 |
Over time and by industry
Value over time
Jun '25
Dec '25
Jun '26
Value is down 13.2% since 30 June 2025.
Where the money is
Financial services32.5%
Retail & consumer20.4%
Technology16.8%
Industrials14.2%
Real estate10.0%
Media & telecom4.8%
Energy0.3%
Utilities0.2%
Everyday goods0.2%
Materials0.1%
Other0.6%
From the fund's 13F filings. They list US stocks and options only, 45 days after each quarter, and leave out cash, bonds, shorts and foreign shares.