Winmark Corporation is a franchisor of several retail brands, including Plato's Closet, Once Upon A Child, Play It Again Sports, and Style Encore. They specialize in buying, selling, and trading used merchandise, offering customers a unique and cost-effective shopping experience. With a focus on sustainability and value, Winmark Corporation aims to provide both franchisees and customers with profitable and environmentally friendly business opportunities.

In terms of technical analysis, the stock of Winmark Corporation is currently retesting support near 330. This suggests that the stock price has reached a level where buying interest is present, potentially providing a floor and preventing further downside movement. If the stock holds above this support level, it may indicate a higher bias towards the upside. 

Traders and investors may closely monitor the stock's price action and volume to assess the strength of the support level and potential future price movements.