Wis. Admin. Code DFI-Sec § 22.02
Any person subject to the long-form filing requirement who certifies, pursuant to s. 552.03(3), Stats., that the equity securities of the target company were acquired by the person in the ordinary course of business and not for the purpose or having the effect of changing or influencing the control of the issuer nor in connection with or as a participant in any transaction having such purpose or effect, and that the person does not intend to make a take-over offer involving the target company, may elect to file with the division a short-form statement of ownership information on form TO-2 prescribed by the division and send a signed copy of such form to the target company by certified mail at its principal office not later than the date of filing.
Wis. Admin. Code Department of Financial Institutions § DFI-Sec 22.02