John W. Rogers Jr. - Ariel Appreciation Fund Portfolio
| Period Date | Mar 31, 2025 | |
| Filing Date | May 15, 2025 | |
| Total Stocks | 106 | |
| Portfolio Value | $8.51B |
Ariel Appreciation Fund Strategy Analysis
Investment Strategy Metrics
Key metrics revealing investment style, risk management, and performance characteristics
| Metric | Value | Category | Description |
|---|---|---|---|
| Holding Period | 2.0 years | Style | Average duration positions are maintained |
| Position Count | 128 | Style | Number of active positions in portfolio |
| Position Size | 0.7% | Risk | Typical allocation per position |
| Win Rate | 48.6% | Performance | Percentage of profitable positions |
| Average Return | 826.4% | Performance | Mean return across positions |
| Sharpe Ratio | 0.43 | Performance | Return per unit of risk taken |
Investment Case Study: Mattel Inc (MAT)
3/31/2021 - 8/5/2025
Performance Metrics
Total Return: 94,938.10%
Holding Period: 1588 days
Max Position Size: $344,883,945.00
Position Weight: 3.10%
Key Events
3/31/2021: DECREASE(-616,907.00 shares) @ $0.02
6/30/2021: INCREASE(310,333.00 shares) @ $0.02
9/30/2021: INCREASE(1,013,421.00 shares) @ $0.02
12/31/2021: INCREASE(1,643,083.00 shares) @ $0.02
3/31/2022: DECREASE(-557,672.00 shares) @ $0.02
6/30/2022: DECREASE(-1,720,740.00 shares) @ $0.02
9/30/2022: DECREASE(-235,989.00 shares) @ $0.02
12/31/2022: INCREASE(141,329.00 shares) @ $17.84
3/31/2023: INCREASE(375,245.00 shares) @ $18.41
6/30/2023: INCREASE(187,157.00 shares) @ $19.54
9/30/2023: DECREASE(-810,819.00 shares) @ $22.03
12/31/2023: DECREASE(-184,688.00 shares) @ $18.88
3/31/2024: INCREASE(112,786.00 shares) @ $19.81
6/30/2024: DECREASE(-765,283.00 shares) @ $16.26
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