SEC Form 4

FORM 4		UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person* KOMANECKI JOSEPH J (Last) (First) (Middle) MGIC PLAZA 250EAST KILBOURN AVENUE (Street) MILWAUKEE WI 53202 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol MGIC INVESTMENT CORP [ MTG ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director 10% Owner X Officer (give title below) Other (specify below) SVP, Controller & CAO
	3. Date of Earliest Transaction (Month/Day/Year) 04/22/2004
	4. If Amendment, Date of Original Filed (Month/Day/Year)	6. 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 (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	04/22/2004		M		6,000	A	$36.4375	23,856	D
Common Stock	04/22/2004		M		6,000	A	$46.0625	29,856	D
Common Stock	04/22/2004		S		12,000	D	$73.6	17,856	D
Common Stock								0.452(1)	I	By Issuer's Profit Sharing and Savings Plan

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Employee Stock Option (Right to Buy)	$36.4375	04/22/2004		M			6,000	(2)	01/22/2007	Common Stock	6,000	(3)	0	D
Employee Stock Option (Right to Buy)	$46.0625	04/22/2004		M			6,000	(4)	05/05/2009	Common Stock	6,000	(3)	1,500	D
Employee Stock Option (Right to Buy)	$45.375							(5)	01/26/2010	Common Stock	10,000		10,000	D
Employee Stock Option (Right to Buy)	$57.88							(6)	01/24/2011	Common Stock	5,000		5,000	D
Employee Stock Option (Right to Buy)	$63.8							(7)	01/23/2012	Common Stock	8,000		8,000	D
Employee Stock Option (Right to Buy)	$43.7							(8)	01/22/2013	Common Stock	13,250		13,250	D
Employee Stock Option (Right to Buy)	$68.2	01/28/2004		A		13,250		(9)	01/28/2014	Common Stock	13,250	(10)	13,250	D

Explanation of Responses:

1. Number of shares as of December 31, 2003.

2. This option was granted to the reporting person under the Issuer's 1991 Stock Incentive Plan and is vested and exercisable in full.

3. These options were awarded to the reporting person pursuant to the Issuer's 1991 Stock Incentive Plan and no consideration was paid by the reporting person for the options.

4. This option was granted to the reporting person under the Issuer's 1991 Stock Incentive Plan and one-fifth of the option vests on May 5 of each of the five years beginning in 2000.

5. This option was granted to the reporting person under the Issuer's 1991 Stock Incentive Plan. Vesting of the option may occur on January 26 of each of the five years beginning in 2001, at a rate equal to the percent which the Issuer's earnings per share for the prior fiscal year was of $31.21, and subject to at least a 10% increase in the Issuer's earnings per share from the prior fiscal year. Any portion of the option which has not been vested at January 26, 2005 will become vested on January 26, 2009.

6. This option was granted to the reporting person under the Issuer's 1991 Stock Incentive Plan and one-fifth of the option vests on January 24 of each of the five years beginning in 2002.

7. This option was granted to the reporting person under the Issuer's 1991 Stock Incentive Plan and one-fifth of the option vests on January 23 of each of the five years beginning in 2003.

8. This option was granted to the reporting person under the Issuer's 2002 Stock Incentive Plan and one-fifth of the option vests on January 22 of each of the five years beginning in 2004.

9. This option was granted to the reporting person under the Issuer's 2002 Stock Incentive Plan and one-fifth of the option vests on January 28 of each of the five years beginning in 2005.

10. These options were awarded to the reporting person pursuant to the Issuer's 2002 Stock Incentive Plan and no consideration was paid by the reporting person for the options.

Remarks:

This form is signed by the reporting person's attorney-in-fact pursuant to a previously filed power of attorney.

	Dan D. Stilwell, Attorney-in-Fact	04/22/2004
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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