FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person * DIMICCO DANIEL R   2. Issuer Name and Ticker or Trading Symbol NUCOR CORP [NUE] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) VICE CHAIRMAN, PRESIDENT & CEO (Last) (First) (Middle) 2100 REXFORD ROAD 3. Date of Earliest Transaction (Month/Day/Year) 11/09/2005 (Street) CHARLOTTE, NC 28211- 4. If Amendment, Date 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 (City) (State) (Zip) 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 11/09/2005 11/09/2005 M   28,796 A $ 20.835 114,134 D   Common Stock 11/09/2005 11/09/2005 M   456 A $ 21.91 114,590 D   Common Stock 11/09/2005 11/09/2005 M   19,498 A $ 25.645 134,088 D   Common Stock 11/09/2005 11/09/2005 M   7,684 A $ 28.625 141,772 D   Common Stock 11/09/2005 11/09/2005 M   18,520 A $ 32.395 160,292 D   Common Stock 11/09/2005 11/09/2005 M   12,700 A $ 39.365 172,992 D   Common Stock 11/09/2005 11/09/2005 S   48,294 D $ 63.5 124,698 D   Common Stock 11/09/2005 11/09/2005 S   18,520 D $ 63.8 106,178 D   Common Stock 11/09/2005 11/09/2005 S   12,700 D $ 63.88 93,478 D   Common Stock 11/09/2005 11/09/2005 S   7,684 D $ 63.94 85,794 D   Common Stock 11/09/2005 11/09/2005 S   456 D $ 64.08 85,338 D   Common Stock 11/14/2005 11/14/2005 M   2,054 A $ 21.91 87,394 D   Common Stock 11/14/2005 11/14/2005 M   2,334 A $ 23.55 89,728 D   Common Stock 11/14/2005 11/14/2005 M   1,852 A $ 24.3 91,580 D   Common Stock 11/14/2005 11/14/2005 M   4,084 A $ 24.475 95,664 D   Common Stock 11/14/2005 11/14/2005 M   4,082 A $ 24.495 99,746 D   Common Stock 11/14/2005 11/14/2005 M   3,898 A $ 25.645 103,644 D   Common Stock 11/14/2005 11/14/2005 M   2,540 A $ 39.365 106,184 D

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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 Underlying Securities (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 of Derivative Security: 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

Stock Option

$ 20.835

11/09/2005

11/09/2005

M

28,796

09/01/2003

02/28/2010

Common Stock

28,796

$ 0

0

D

Stock Option

$ 21.91

11/09/2005

11/09/2005

M

456

09/01/1999

02/28/2006

Common Stock

456

$ 0

2,054

D

Stock Option

$ 25.645

11/09/2005

11/09/2005

M

19,498

03/01/2004

08/31/2010

Common Stock

19,498

$ 0

3,898

D

Stock Option

$ 28.625

11/09/2005

11/09/2005

M

7,684

09/01/2002

02/28/2009

Common Stock

7,684

$ 0

0

D

Stock Option

$ 32.395

11/09/2005

11/09/2005

M

18,520

09/01/2004

02/28/2011

Common Stock

18,520

$ 0

0

D

Stock Option

$ 39.365

11/09/2005

11/09/2005

M

12,700

03/01/2005

08/31/2011

Common Stock

12,700

$ 0

2,540

D

Stock Option

$ 21.91

11/14/2005

11/14/2005

M

2,054

09/01/1999

02/28/2006

Common Stock

2,054

$ 0

0

D

Stock Option

$ 23.55

11/14/2005

11/14/2005

M

2,334

03/01/2000

08/31/2006

Common Stock

2,334

$ 0

0

D

Stock Option

$ 24.3

11/14/2005

11/14/2005

M

1,852

09/01/2000

02/28/2007

Common Stock

1,852

$ 0

4,156

D

Stock Option

$ 24.475

11/14/2005

11/14/2005

M

4,084

03/01/2002

08/31/2008

Common Stock

4,084

$ 0

4,904

D

Stock Option

$ 24.495

11/14/2005

11/14/2005

M

4,082

03/01/2003

08/31/2009

Common Stock

4,082

$ 0

4,898

D

Stock Option

$ 25.645

11/14/2005

11/14/2005

M

3,898

03/01/2004

08/31/2010

Common Stock

3,898

$ 0

0

D

Stock Option

$ 39.365

11/14/2005

11/14/2005

M

2,540

03/01/2005

08/31/2011

Common Stock

2,540

$ 0

0

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
DIMICCO DANIEL R 2100 REXFORD ROAD CHARLOTTE, NC 28211-	X		VICE CHAIRMAN, PRESIDENT & CEO

Signatures

Kelly J. Wilmoth - Attorney-in-fact		11/14/2005
**Signature of Reporting Person		Date

Explanation of Responses:

*	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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