Robinhood's 2025 marked a turning point. The company proved it can operate profitably at scale. The next phase will determine whether it can compound.Robinhood's (HOOD +6.88%) 2025 answered an important question: The company can operate as a profitable, diversified business.Now investors face a more interesting one. What kind of company is Robinhood trying to become?The past year wasn't just about stronger earnings or S&P 500 inclusion. It revealed the outline of a long-term strategy -- one that extends far ...