8-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported):    January 11, 2010                                           

NUCOR CORPORATION

(Exact name of registrant as specified in its charter)

Delaware

 (State or other jurisdiction of incorporation)

1-4119	13-1860817
(Commission File Number)	(IRS Employer Identification No.)

1915 Rexford Road, Charlotte, North Carolina	28211
(Address of principal executive offices)	(Zip Code)

Registrant's telephone number, including area code:  (704) 366-7000

N/A

(Former name or former address, if changed since last report.)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

o   Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

o   Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

o   Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

o   Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 5.02.  Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

On January 11, 2010, Nucor Corporation (the "Corporation") announced that Joseph A. Rutkowski will retire from his position as Executive Vice President of Business Development of the Corporation, effective February 28, 2010.  Mr. Rutkowski joined the Corporation in 1989 and has been an Executive Vice President since 1998.  Mr. Rutkowski’s decision to retire is not a result of any disagreement with the Corporation or its management.

R. Joseph Stratman will assume the responsibility for business development activities while continuing his role as Executive Vice President of Beam and Plate Products.

A copy of the news release announcing the events described above is attached as Exhibit 99.1 and is incorporated in this report by reference.

Item 9.01  Financial Statements and Exhibits

(d)         Exhibits

Exhibit 99.1      News Release of Nucor Corporation dated January 11, 2010

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SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.

NUCOR CORPORATION
By:	/s/ James D. Frias
	James D. Frias
	Chief Financial Officer, Treasurer and Executive Vice President

Dated:  January 11, 2010

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INDEX TO EXHIBITS

Exhibit No.                                Description

Exhibit 99.1                                News Release of Nucor Corporation dated January 11, 2010.

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EX-99.1

Nucor Executive Vice President Joe Rutkowski to Retire; Joe Stratman to Assume Additional Responsibilities

CHARLOTTE, N.C., Jan. 11 /PRNewswire-FirstCall/ -- Nucor Corporation (NYSE: NUE) Executive Vice President of Business Development Joseph A. Rutkowski announced today his plans to retire at the end of February after 21 years of service with Nucor.  Mr. Rutkowski began his career as Manager of Nucor Cold Finish, Norfolk, Nebraska in 1989; served as Manager of Melting and Casting of Nucor Steel, Plymouth, Utah from 1991 to 1992; General Manager of Nucor Steel, Darlington, South Carolina from 1992 to 1998; and General Manager of Nucor Steel, Hertford County, North Carolina from August 1998 to November 1998.  He was promoted to Vice President in 1993 and to Executive Vice President in 1998.

Effective March 1, 2010, R. Joseph Stratman will assume responsibility for business development activities while continuing his role as Executive Vice President of Beam and Plate Products.  Mr. Stratman began his Nucor career in 1989 as Controller of Nucor Building Systems, Waterloo, Indiana.  He then served as Controller of Nucor-Yamato Steel Company from 1991 to 1998; General Manager of Nucor Steel, Norfolk, Nebraska from 1998 to 1999; and General Manager of Nucor-Yamato Steel Company from 1999 to 2007.  He was promoted to Vice President in 1999 and to Executive Vice President in 2007.

Dan DiMicco, Nucor's Chairman, CEO and President, commented: "Joe Rutkowski has made outstanding contributions throughout his 21-year career to Nucor's strong record of profitable growth.  With his leadership of our business development activities this decade, the Nucor team has very successfully executed on our growth strategy.  Joe has been an exceptional leader throughout his Nucor career.  His advice, counsel and support have been key to the success of the entire Nucor team, of which he will forever be a member.  Joe's retirement plans are consistent with another key strategic initiative in recent years to position our company for continued profitable growth – thoughtful and orderly succession planning.  Joe Stratman is a proven Nucor leader who has strong experience both at operating divisions and at corporate.  He is well-prepared to help our team build more platforms for profitable long-term growth."

Nucor and affiliates are manufacturers of steel products, with operating facilities primarily in the U.S. and Canada. Products produced include: carbon and alloy steel -- in bars, beams, sheet and plate; steel joists and joist girders; steel deck; fabricated concrete reinforcing steel; cold finished steel; steel fasteners; metal building systems; light gauge steel framing; steel grating and expanded metal; and wire and wire mesh. Nucor, through The David J. Joseph Company, also brokers ferrous and nonferrous metals, pig iron and HBI/DRI; supplies ferro-alloys; and processes ferrous and nonferrous scrap.  Nucor is North America's largest recycler.

www.nucor.com

CONTACT:  Nucor Executive Offices, +1-704-366-7000, or fax, +1-704-362-4208