Sam McColgan’s investment strategy centers around four key principles: Momentum, Monopoly, Margin of Safety, and Management. He looks for stocks with strong price and fundamental momentum, ensuring quicker price realization. He targets companies with a monopoly in their niche or those that are best in class, securing a competitive edge. Sam emphasizes the importance of a margin of safety, focusing on undervalued stocks to minimize downside risk. Finally, he prioritizes investing in companies with high-integrity and competent management teams, believing that strong leadership is crucial for long-term success.