According to Kekalf, The Green, he experienced significant volatility in his crypto trading, turning an initial $50 investment into five figures before it decreased back to four figures. He anticipates that the next cycle could elevate his portfolio to six figures, though he expects a subsequent reduction to five figures. This reflects the high-risk, high-reward nature of cryptocurrency trading, emphasizing the importance of risk management and market timing in trading strategies (source: Kekalf, The Green).