Paul Isaac - Arbiter Partners Capital Management Portfolio

Period Date  Mar 31, 2025
Filing Date  May 13, 2025
Total Stocks  31
Portfolio Value  $81.16M

Arbiter Partners Capital Management Strategy Analysis

Investment Strategy Metrics

Key metrics revealing investment style, risk management, and performance characteristics

MetricValueCategoryDescription
Holding Period1.8 yearsStyleAverage duration positions are maintained
Position Count35StyleNumber of active positions in portfolio
Position Size6.4%RiskTypical allocation per position
Win Rate46.0%PerformancePercentage of profitable positions
Average Return19.8%PerformanceMean return across positions
Sharpe Ratio0.22PerformanceReturn per unit of risk taken

Investment Case Study: TESLA INC (TSLA)

3/31/2017 - 7/6/2025

Performance Metrics

Total Return: 14,450.55%

Holding Period: 3019 days

Max Position Size: $87,310,208.00

Position Weight: 41.31%

Key Events

3/31/2017: INCREASE(508,900.00 shares) @ $0.28
9/30/2017: INCREASE(50,000.00 shares) @ $0.34
12/31/2017: INCREASE(274,300.00 shares) @ $0.31
3/31/2018: DECREASE(-32,800.00 shares) @ $0.27
6/30/2018: INCREASE(68,300.00 shares) @ $0.34
9/30/2018: INCREASE(59,700.00 shares) @ $0.26
12/31/2018: INCREASE(4,000.00 shares) @ $0.33
3/31/2019: DECREASE(-613,600.00 shares) @ $0.28
6/30/2019: INCREASE(30,300.00 shares) @ $0.22
9/30/2019: INCREASE(198,100.00 shares) @ $0.17
12/31/2019: INCREASE(334,900.00 shares) @ $0.35
3/31/2020: INCREASE(17,800.00 shares) @ $0.40
6/30/2020: DECREASE(-81,500.00 shares) @ $0.92
9/30/2020: INCREASE(3,579,805.00 shares) @ $0.43
12/31/2020: DECREASE(-3,851,505.00 shares) @ $0.71
3/31/2021: INCREASE(870,500.00 shares) @ $0.67
6/30/2021: DECREASE(-1,112,800.00 shares) @ $0.68
12/31/2021: INCREASE(2,600.00 shares) @ $1.06
3/31/2022: DECREASE(-586,500.00 shares) @ $1.08
6/30/2022: INCREASE(35,000.00 shares) @ $0.67
9/30/2022: INCREASE(130,100.00 shares) @ $0.27
12/31/2022: DECREASE(-150,000.00 shares) @ $123.18
3/31/2023: DECREASE(-51,000.00 shares) @ $207.46
6/30/2023: INCREASE(11,300.00 shares) @ $261.77
9/30/2023: DECREASE(-4,500.00 shares) @ $250.22
12/31/2023: INCREASE(17,200.00 shares) @ $248.48
3/31/2024: DECREASE(-2,000.00 shares) @ $175.79
6/30/2024: INCREASE(161,000.00 shares) @ $197.88
9/30/2024: INCREASE(13,600.00 shares) @ $261.63
12/31/2024: INCREASE(11,200.00 shares) @ $403.84
3/31/2025: DECREASE(-10,300.00 shares) @ $259.16

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

Sector Allocations