Wis. Stat. § 185.22: Subscriptions for stock; liability therefor.

(1) A subscription for stock of a cooperative is irrevocable for 6 months unless otherwise provided by the subscription agreement, or unless all subscribers consent to the revocation.

(2) Except as provided in s. 185.37, a stockholder or subscriber is under no obligation to any person with respect to the stockholder’s or subscriber’s stock or subscription other than the obligation to pay to the cooperative the full consideration for which such stock was to be issued.