Noticed something interesting looking back at how David Einhorn approached the Citizens Financial IPO back in 2014. When RBS spun off its U.S. regional banking subsidiary, the stock popped on day one, and Einhorn's Greenlight Capital jumped in at $22 per share through his fund managing just under $7 billion at the time.

What caught my attention was his investment thesis. The guy had already built a track record of being right more often than not, with his personal net worth reaching over $1.8 billion since founding Greenlight. When someone with that kind of capital and track record sees an opportunity, it's worth understanding why.

Einhorn's angle was straightforward - he saw a turnaround story. The bank's metrics were lagging the industry badly. ROA at 0.67% versus the industry average of 1.02%, ROE at just 4.55% against 9.04%, and an efficiency ratio of 65.3% compared to 61.7%. These weren't great numbers. But here's where his thinking got interesting: he believed management had a solid plan to fix it, and the stock was trading at just 0.67x price-to-book value.

The risk was real though. RBS still owned 75% and planned to dump that entire stake by end of 2016, which would create selling pressure. Most investors would've focused on that headwind. But Einhorn saw it differently - for a value investor, temporary ceilings create repeated buying opportunities.

What's fascinating about studying David Einhorn's net worth trajectory and investment decisions is how he combines patience with conviction. He wasn't chasing quick wins. The Citizens thesis was specifically about a multi-year turnaround where the upside could be substantial if execution happened. Price-to-book could expand significantly if the bank improved its fundamentals.

This kind of thinking - identifying where the market is pessimistic about near-term headwinds but missing the longer-term turnaround potential - is probably why David Einhorn net worth and his fund's reputation kept growing. It's not about being right on every call, it's about finding asymmetric opportunities where the risk-reward makes sense and management has a credible plan.