Generac Holdings Inc. (NYSE:GNRC - Get Free Report) insider Norman Taffe sold 400 shares of the company's stock in a transaction that occurred on Tuesday, September 8th. The stock was sold at an average price of $188.70, for a total transaction of $75,480.00. Following the sale, the insider directly owned 11,276 shares of the company's stock, valued at approximately $2,127,781.20. This trade represents a 3.43% decrease in their position. The sal…