Online dating has gone from a novelty to a multi-billion dollar industry in the last decade, and no one has been a bigger winner than Match Group (NASDAQ: MTCH). The stock is up 15% from its IPO a year ago, and the company is now worth more than $4 billion. Image source: Getty Images. However, online dating remains largely unchartered territory on Wall Street, and tech stocks like Match Group have been known to fade suddenly, as enthusiasm can quickly disappear once these companies start missing expectations.