Chegg: $25 million to Santa Clara, CA-based Chegg from 17 undisclosed investors according to its latest SEC filing. PEHub reports that funding was led by "existing investors," noting that the filing listed partners at Primera Capital, Hong Kong-based Ace Limited, Kleiner Perkins Caufield & Byers, Gabriel Venture Partners, and Insight Venture Partners as directors. Since 2007, textbook rental powerhouse Chegg has raised around $221 million in equity and debt funding rounds, according to VentureBeat.