Informatica Corp.'s (Nasdaq: INFA) earnings warning weighed down shares of fellow enterprise software firms Teradata Corp. (NYSE: TDC) and Qlik Technologies Inc. (Nasdaq: QLIK). Shares of Informatica collapsed $11.98 to close at $31.39 while Teradata stock plummeted $7.61 to close at $65.01. The stock price of Qlik plunged $2.36 to close at $17.97.