Lake Street Capital Markets Analyst Eric Martinuzzi initiated coverage of QuinStreet, Inc. with a BUY rating and price target of $21 (QNST $16.19). QuinStreet, Inc., an Internet performance marketing company, provides customer acquisition services for its clients in the United States and internationally. It offers online marketing services to its clients in the form of qualified leads, inquiries, clicks, calls, applications, customers, display advertisements, or impressions through its Websites or third-party publishers. The company provides its services in various verticals, such as financial services, education, business-to-business technology, and home services.