Winnebago Industries (WGO) was Smart Insider's stock pick of the week after the company's Chief Executive Michael Happe bought 2,500 Winnebago shares at $55.52 apiece for $139,000 on Oct. 29.

The transaction, which increased his stake in the company by 14% to 286,000 shares, followed a $102,000 stock purchase in March 2019 and a $112,000 share purchase in April 2020, Smart Insider said in a note Tuesday.

"We ranked this stock +N yesterday based on a purchase from William Fisher (Director since 2015) who spent $110,000 at $54.81, increasing his stake by 16%," according to the note.

Smart Insider upgraded the stock further to +1, or strongly positive signal, from +N, or notable and positive signal.