The company attributed the departures to performance reviews. Tonight The Mercury News reports that Tesla -- which is in the midst of ramping up production of the Model 3 -- fired hundreds of workers this week at its headquarters and factory. In a statement, the company cited performance reviews as a reason for departures from its workforce of more than 33,000 and said that it is continuing to grow. Workers the paper spoke to estimated some 400 - 700 workers have been fired, however, the company indicated that overall attrition is similar to last year. Currently, we're still anticipating updated Model 3 production numbers (it only made 260 in Q3 ) when Tesla reports its earnings in a few weeks, as well as the unveiling of its electric semi on November 16th . Tesla: Like all companies, Tesla conducts an annual performance review during which a manager and employee discuss the results that were achieved, as well as how those results were achi...