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* PIERZCHALSKI LAWRENCE J (Last) (First) (Middle) MGIC PLAZA 250 EAST 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) Executive Vice President
	3. Date of Earliest Transaction (Month/Day/Year) 01/22/2004
	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	01/22/2004		F		1,132	D	$69.57	17,343	D
Common Stock								2.4484(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							(2)	01/22/2007	Common Stock	60,000		60,000	D
Employee Stock Option (Right to Buy)	$46.0625							(3)	05/05/2009	Common Stock	25,000		25,000	D
Employee Stock Option (Right to Buy)	$45.375							(4)	01/26/2010	Common Stock	50,000		50,000	D
Employee Stock Option (Right to Buy)	$57.88							(5)	01/24/2011	Common Stock	25,000		25,000	D
Employee Stock Option (Right to Buy)	$63.8							(6)	01/23/2012	Common Stock	40,000		40,000	D
Employee Stock Option (Right to Buy)	$43.7							(7)	01/22/2013	Common Stock	27,000		27,000	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. 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.

4. 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.

5. 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.

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 23 of each of the five years beginning in 2003.

7. 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.

Remarks:

The reporting person serves as Executive Vice President - Risk Management of the Issuer's principal operating subsidiary, Mortgage Guaranty Insurance Corporation. This form is signed by the reporting person's attorney-in-fact pursuant to the attached power of attorney.

	Dan D. Stilwell, Attorney-in-fact	01/22/2004
	** 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).
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