ARMCO INC

Q: Jun 30 1999

Q: Mar 31 1999

FY: Dec 31 1998

Q: Sep 30 1998

Q: Sep 30 1998

Q: Jun 30 1998

Q: Mar 31 1998

FY: Dec 31 1997

Q: Sep 30 1997

Q: Jun 30 1997

Q: Mar 31 1997

FY: Dec 31 1996

Q: Sep 30 1996

Q: Aug 1 1996

Q: May 1 1996

FY: Dec 31 1995

Q: Sep 30 1995

Q: Aug 14 1995

Q: May 5 1995

FY: Mar 30 1995

5,7

2,4

5,7

5,7

5,7

5,7

5,7

2,7

5

Current report pursuant to Section 13 or 15(d)

Current report pursuant to Section 13 or 15(d)

Current report pursuant to Section 13 or 15(d)

Current report pursuant to Section 13 or 15(d)

Current report pursuant to Section 13 or 15(d)

Current report pursuant to Section 13 or 15(d)

Current report pursuant to Section 13 or 15(d)

Current report pursuant to Section 13 or 15(d)

Current report pursuant to Section 13 or 15(d)

Current report pursuant to Section 13 or 15(d)

Current report pursuant to Section 13 or 15(d)

Registration statement under Securities Act of 1933 (amendment)

Registration statement under Securities Act of 1933

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 (amendment)

Registration statement under Securities Act of 1933

Registration of Securities on Exchange

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Post Effective Amendment to S-8

Post Effective Amendment to S-8

Post Effective Amendment to S-8

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Definitive Proxy Statement

Definitive Proxy Statement

Definitive Proxy Statement

Definitive Proxy Statement

Definitive Proxy Statement

Preliminary Proxy Statement

STATE OF WISCONSIN INVESTMENT BOARD

MENTOR PARTNERS LP

ALLEGHANY CORP /DE

SASCO CAPITAL INC / CT/

RYBACK MANAGEMENT CORP /MO/ /ADV

STATE OF WISCONSIN INVESTMENT BOARD

FMR CORP

SASCO CAPITAL INC / CT/

RYBACK MANAGEMENT CORP /MO /ADV

STATE OF WISCONSIN INVESTMENT BOARD

NORWEST CORP

SASCO CAPITAL INC / CT/

FMR CORP

RYBACK MANAGEMENT CORP /MO /ADV

NORWEST CORP

STATE OF WISCONSIN INVESTMENT BOARD

FMR CORP

OPPENHEIMER MANAGEMENT CORP

STATE OF WISCONSIN INVESTMENT BOARD