Thomas Russo - Gardner Russo & Quinn Portfolio
| Period Date | Mar 31, 2025 | |
| Filing Date | May 13, 2025 | |
| Total Stocks | 86 | |
| Portfolio Value | $8.92B | |
| Portfolio Value | $8919669948 |
Gardner Russo & Quinn Strategy Analysis
Investment Strategy Metrics
Key metrics revealing investment style, risk management, and performance characteristics
| Metric | Value | Category | Description |
|---|---|---|---|
| Holding Period | 4.1 years | Style | Average duration positions are maintained |
| Position Count | 48 | Style | Number of active positions in portfolio |
| Position Size | 3.5% | Risk | Typical allocation per position |
| Win Rate | 47.5% | Performance | Percentage of profitable positions |
| Average Return | 945.2% | Performance | Mean return across positions |
| Sharpe Ratio | 0.10 | Performance | Return per unit of risk taken |
Investment Case Study: Berkshire Hathaway Inc Cl A (BRK-A)
6/30/2013 - 7/26/2025
Performance Metrics
Total Return: 110,584.45%
Holding Period: 4409 days
Max Position Size: $1,413,463,100.00
Position Weight: 10.90%
Key Events
6/30/2013: ENTRY(4,891.00 shares) @ $168.60
9/30/2013: INCREASE(62.00 shares) @ $170.41
12/31/2013: INCREASE(125.00 shares) @ $177.90
3/31/2014: INCREASE(31.00 shares) @ $187.35
6/30/2014: DECREASE(-37.00 shares) @ $189.91
9/30/2014: INCREASE(10.00 shares) @ $206.90
12/31/2014: DECREASE(-22.00 shares) @ $226.00
3/31/2015: INCREASE(4.00 shares) @ $217.50
6/30/2015: INCREASE(38.00 shares) @ $204.85
9/30/2015: DECREASE(-67.00 shares) @ $195.24
12/31/2015: INCREASE(20.00 shares) @ $197.80
3/31/2016: DECREASE(-42.00 shares) @ $213.45
6/30/2016: DECREASE(-14.00 shares) @ $216.97
9/30/2016: DECREASE(-15.00 shares) @ $216.22
12/31/2016: DECREASE(-72.00 shares) @ $244.12
3/31/2017: DECREASE(-30.00 shares) @ $249.85
6/30/2017: DECREASE(-48.00 shares) @ $254.70
9/30/2017: DECREASE(-19.00 shares) @ $274.74
12/31/2017: DECREASE(-135.00 shares) @ $297.60
3/31/2018: DECREASE(-14.00 shares) @ $299.10
6/30/2018: DECREASE(-45.00 shares) @ $282.04
9/30/2018: DECREASE(-66.00 shares) @ $320.00
12/31/2018: DECREASE(-138.00 shares) @ $306.00
3/31/2019: DECREASE(-319.00 shares) @ $301.21
6/30/2019: DECREASE(-96.00 shares) @ $318.35
9/30/2019: DECREASE(-76.00 shares) @ $311.83
12/31/2019: DECREASE(-76.00 shares) @ $339.59
3/31/2020: DECREASE(-73.00 shares) @ $272.00
6/30/2020: DECREASE(-164.00 shares) @ $267.30
9/30/2020: DECREASE(-50.00 shares) @ $320.00
12/31/2020: DECREASE(-144.00 shares) @ $347.81
3/31/2021: DECREASE(-164.00 shares) @ $385.70
6/30/2021: DECREASE(-110.00 shares) @ $418.60
9/30/2021: DECREASE(-101.00 shares) @ $411.38
12/31/2021: DECREASE(-68.00 shares) @ $450.66
3/31/2022: DECREASE(-177.00 shares) @ $528.92
6/30/2022: DECREASE(-47.00 shares) @ $408.95
9/30/2022: DECREASE(-42.00 shares) @ $406.47
12/31/2022: DECREASE(-110.00 shares) @ $468,710.96
3/31/2023: DECREASE(-21.00 shares) @ $465,600.00
6/30/2023: DECREASE(-49.00 shares) @ $517,810.00
9/30/2023: DECREASE(-48.00 shares) @ $531,477.00
12/31/2023: DECREASE(-65.00 shares) @ $542,625.03
3/31/2024: DECREASE(-285.00 shares) @ $634,440.00
6/30/2024: DECREASE(-18.00 shares) @ $612,241.00
9/30/2024: DECREASE(-69.00 shares) @ $691,180.00
12/31/2024: DECREASE(-176.00 shares) @ $680,920.00
3/31/2025: DECREASE(-212.00 shares) @ $798,441.60
Investment Thesis
Entry Context: Initial position established based on fundamental analysis
Sector Conditions: Favorable market conditions in the sector
Risk Factors:
- Market volatility
- Sector-specific risks
Key Learnings
- Position sizing is critical for portfolio management
- Important to monitor sector exposure