1. Name and Address of Reporting Person Delgadillo, Joseph L. 770 North Water Street Milwaukee, WI 53202 USA 2. Issuer Name and Ticker or Trading Symbol M&I Corp-Forms (MI) 3. IRS or Social Security Number of Reporting Person (Voluntary) 4. Statement for Month/Day/Year 02/26/2003 5. If Amendment, Date of Original (Month/Day/Year) 6. Relationship of Reporting Person(s) to Issuer (Check all applicable) ( ) Director ( ) 10% Owner (X) Officer (give title below) ( ) Other (specify below) Senior Vice President 7. Individual or Joint/Group Filing (Check Applicable Line) (X) Form filed by One Reporting Person ( ) Form filed by More than One Reporting Person TABLE I -- Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned +------------------------------+----------+----------+---------+--------------------------+--------------+-----------+------------+ |1. Title of Security |2. Trans- |2A.Execu- |3. Trans-|4. Securities Acquired (A)|5. Amount of |6. Owner- |7. Nature | | | action | action | action| or Disposed of (D) |Securities | ship | of In- | | | Date | Date | Code | |Beneficially | Form: | direct | | | | | | |Owned | Direct | Bene- | | | (Month/ | (Month/ | | |Following | (D) or | ficial | | | Day/ | Day/ +-----+---+-----------+---+----------+Reported | Indirect| Owner- | | | Year) | Year) |Code |V |Amount |A/D|Price |Transaction(s)| (I) | ship | +------------------------------+----------+----------+-----+---+-----------+---+----------+--------------+-----------+------------+ Common Stock 02/26/2003 M 12000 A $10.5000 52408 D Common Stock 4930 I By Retirement Program TABLE II -- Derivative Securities Acquired, Disposed of, or Beneficially Owned +----------+--------+-------+-------+---------+-----------+---------------------+----------------+----------+-------+-------+------+ |1. |2. |3. |3A. |4. |5. |6. |7. |8. |9. |10. |11. | | | | | | | | | | |Number |Owner- | | | | | | | | | | | |of |ship | | | | | | | | | | | |Deriv- |Form of| | | | | | | | | |Title and Amount| |ative |Deriv- | | | | | | | | | |of Underlying | |Secur- |ative |Nature| | |Conver- |Trans- |Execu- | |Number of | |Securities | |ities |Secur- |of | | |sion or |action |tion | |Derivative |Date Exercisable +-------+--------+ |Benefi-|ity: |In- | | |Exercise|Date |Date | |Securities |and Expiration Date | |Amount | |cially |Direct |direct| | |Price of| | |Transac- |Acquired(A)|(Month/Day/Year) | |or | |Owned |(D) or |Bene- | |Title of |Deriv- |(Month/|(Month/|tion Code|Disposed(D)+----------+----------+ |Number |Price of | |In- |ficial| |Derivative|ative | Day/ | Day/ +------+--+-----+-----+Date Exer-|Expira- | |of |Derivative| |direct |Owner-| |Security |Security|Year) |Year) |Code |V |(A) |(D) |cisable |tion Date |Title |Shares |Security | |(I) |ship | +----------+--------+-------+-------+------+--+-----+-----+----------+----------+-------+--------+----------+-------+-------+------+ Stock $10.5 02/26/2 M 12000 02/15/1995 02/15/2004 Common 12000 $0.0000 0 D Option 003 Stock Explanation of Responses: SIGNATURE OF REPORTING PERSON /s/ Ryan E. Daniels DATE 02/26/2003