Amendment No. 1 to Schedule 13G

-----BEGIN PRIVACY-ENHANCED MESSAGE----- Proc-Type: 2001,MIC-CLEAR Originator-Name: webmaster@www.sec.gov Originator-Key-Asymmetric: MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB MIC-Info: RSA-MD5,RSA, T9FvqqY88wN3ZMOyMzlnq08nUu+kiZizkESgESp9mH5QTW1Yg1yKsBS63TrQ8zGp m41XXuNqVZjxC5f4s4B5Cw== 0001193125-04-077491.txt : 20040504 0001193125-04-077491.hdr.sgml : 20040504 20040504103455 ACCESSION NUMBER: 0001193125-04-077491 CONFORMED SUBMISSION TYPE: SC 13G/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20040504 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: INTERNATIONAL STEEL GROUP INC CENTRAL INDEX KEY: 0001231868 STANDARD INDUSTRIAL CLASSIFICATION: STEEL WORKS, BLAST FURNACES & ROLLING & FINISHING MILLS [3310] IRS NUMBER: 710871875 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-79407 FILM NUMBER: 04775740 BUSINESS ADDRESS: STREET 1: 3250 INTERSTATE DRIVE CITY: RICHFIELD STATE: OH ZIP: 44286 BUSINESS PHONE: 3306599100 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: HUGHES HOWARD MEDICAL INSTITUTE CENTRAL INDEX KEY: 0000810386 STANDARD INDUSTRIAL CLASSIFICATION: UNKNOWN SIC - 0000 [0000] STATE OF INCORPORATION: DE FISCAL YEAR END: 0831 FILING VALUES: FORM TYPE: SC 13G/A BUSINESS ADDRESS: STREET 1: 4000 JONES BRIDGE ROAD CITY: CHEVY CHASE STATE: MD ZIP: 20815-6789 BUSINESS PHONE: 3012158500 MAIL ADDRESS: STREET 1: 4000 JONES BRIDGE ROAD CITY: CHEVY CHASE STATE: MD ZIP: 20815-6789 SC 13G/A 1 dsc13ga.htm AMENDMENT NO. 1 TO SCHEDULE 13G Amendment No. 1 to Schedule 13G

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13G

Under the Securities Exchange Act of 1934

(Amendment No. 1)

International Steel Group, Inc.

(Name of Issuer)

Common Stock, par value $0.01 per share

(Title of Class of Securities)

460377104

(CUSIP Number)

December 17, 2003

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

¨ Rule 13d-1(b)

¨ Rule 13d-1(c)

x Rule 13d-1(d)

The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page.

The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).


CUSIP No. 46037710		13G		Page 2 of 4 Pages



1.		Name of Reporting Persons I.R.S. Identification No. of above persons (entities only) Howard Hughes Medical Institute IRS Identification No. 59-0735717

2.		Check the Appropriate Box if a Member of a Group: Not Applicable (a) ¨ (b) ¨

3.		SEC Use Only

4.		Citizenship or Place of Organization Delaware

NUMBER OF

BENEFICIALLY

OWNED BY

EACH

REPORTING

PERSON

WITH

5. Sole Voting Power

8,209,807

6. Shared Voting Power

7. Sole Dispositive Power

8,209,807

8. Shared Dispositive Power


9.		Aggregate Amount Beneficially Owned by Each Reporting Person 8,209,807

10.		Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares ¨

11.		Percent of Class Represented by Amount in Row (9) 8.42

12.		Type of Reporting Person EP

SCHEDULE 13G

Item 1.

(a)

Name of Issuer: International Steel Group, Inc.

(b)

Address of Issuer’s Principal Executive Offices:

3250 Interstate Drive, Richfield, Ohio 44286

Item 2.

(a)

Name of Person Filing: Howard Hughes Medical Institute

(b)

Address of Principal Business Office or, if none, Residence:

4000 Jones Bridge Road, Chevy Chase, MD 20815-6789

(c)

Citizenship: Delaware corporation

(d)

Title of Class of Securities: Common Stock, par value $0.01 per share

(e)

CUSIP Number: 460377104

Item 3.

If this statement is filed pursuant to Rules 13d-1(b) or 13d-2(b) or (c), check whether the person filing is a:

(a)

Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);

(b)

Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);

(c)

Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);

(d)

Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);

(e)

An investment adviser in accordance with §240.13d-1(b)(1)(ii)(E);

(f)

An employee benefit plan or endowment fund in accordance with §240.13d-1(b)(1)(ii)(F);

(g)

A parent holding company or control person in accordance with §240.13d-1(b)(1)(ii)(G);

(h)

A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);

(i)

A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);

(j)

Group, in accordance with §240.13d-1(b)(1)(ii)(J).

Item 4.

(a)

Amount beneficially owned: 8,209,807

(b)

Percent of Class: 8.42%

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4	(c)	Number of shares as to which such person has:

		(i)	sole power to vote or to direct the vote: 8,209,807

		(ii)	shared power to vote or to direct the vote:

		(iii)	sole power to dispose or to direct the disposition of: 8,209,807

		(iv)	shared power to dispose or to direct the disposition of:

Item 5.	Ownership of Five Percent or less of a Class. If this statement is being filed to report the fact as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following ¨.

Item 6.	Ownership of more than Five Percent on behalf of another person. Not applicable

Item 7.	Identification and Classification of the Subsidiary which Acquired the Security Being Reported on by the Parent Holding Company: Not applicable

Item 8.	Identification and Classification of Members of the Group: Not applicable

Item 9.	Notice of Dissolution of Group: Not applicable

Item 10.	Certifications: Not applicable

Signature

After reasonable inquiry and to the best of its knowledge and belief, the undersigned certifies that the information set forth in this statement is true, complete and correct.


HOWARD HUGHES MEDICAL INSTITUTE

By:		/s/ Landis Zimmerman

Name:		Landis Zimmerman
Title:		Vice President & Chief Investment Officer

Dated: May 3, 2004

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