Hudson River Trading just wrapped up another strong year. Their trading revenue climbed to near-record highs in 2025, riding the wave of market turbulence that swept across global markets. Here's the thing—when prices swing wildly and liquidity gets tight, firms that bridge buyers and sellers? They clean up. These market makers thrive on volatility. The choppier the markets, the more opportunities they have to execute trades and capture spreads. It's counterintuitive but true: the chaos that makes retail traders nervous is basically free money for professionals who know how to play the game.