Item 4. Mine Safety Disclosures

| --- | --- |

Not applicable.

Information About Our Executive Officers

The following is a description of the names and ages of the executive officers of the Company, indicating all positions and offices with the Company held by each such person and each person’s principal occupation or employment during the past five years. Each executive officer of Nucor is elected by the Board of Directors and holds office from the date of election until thereafter removed by the Board.

Allen C. Behr (47), Executive Vice President of Plate and Structural Products, was named EVP in May 2020. Mr. Behr began his career with Nucor in 1996 as Design Engineer at Nucor Building Systems-Indiana and joined the start-up team at Nucor Building Systems-Texas in 1999. In 2001, he became the Engineering Manager at Nucor Building Systems-South Carolina and was promoted to General Manager in 2008. Mr. Behr became the General Manager of Vulcraft-South Carolina in 2011 and was promoted to Vice President in 2012. He was promoted to President of the Vulcraft/Verco group in 2014 and he served as the General Manager of Nucor Steel-Texas from 2017 to 2019.

Craig A. Feldman (56), Executive Vice President of Raw Materials, was named EVP in 2018. Mr. Feldman began his career as a Brokerage Representative for The David J. Joseph Company (“DJJ”) in 1986, subsequently serving as District Manager of DJJ’s Salt Lake City brokerage office, Commercial Vice President at DJJ’s subsidiary, Western Metals Recycling LLC (“WMR”), and President of WMR. Mr. Feldman served on the operational staff of DJJ’s then-owner in the Netherlands from 2005 until his appointment in 2007 as DJJ’s Executive Vice President, Recycling Operations. Mr. Feldman became a Vice President and General Manager of Nucor when DJJ was acquired by Nucor in 2008. He served as President of DJJ from 2013 to December 2020. Mr. Feldman has announced that he will retire in June 2021.

James D. Frias (64), has been Chief Financial Officer, Treasurer and Executive Vice President since 2010. Prior to that, Mr. Frias was Vice President of Finance from 2006 to 2009. Mr. Frias joined Nucor in 1991 as Controller of Nucor Building Systems-Indiana. He also served as Controller of Nucor Steel-Indiana and as Corporate Controller. Mr. Frias joined the board of directors of Carlisle Companies Incorporated in 2015.

Douglas J. Jellison (62), was named Executive Vice President responsible for The David J. Joseph Company and Logistics, effective January 2021. Mr. Jellison began his Nucor career in 1990 as Materials Manager at Nucor Bearing Products and has worked in various positions and businesses in his 30 years with Nucor, including several controller and business development roles. Mr. Jellison was promoted to Vice President in 2004 and served as General Manager of Nucor Bearing Products, Nucor Steel Seattle, Inc. and Nucor-Yamato. He then served as President of Nucor Tubular Products and most recently as President of Nucor’s steel piling subsidiary, Skyline Steel LLC.

Gregory J. Murphy (56), was named Executive Vice President of Business Services and General Counsel, effective January 2021. Mr. Murphy began his Nucor career in 2015 as Vice President and General Counsel. In 2020, he assumed additional responsibilities and was named General Counsel and Vice President of Legal, Environmental and Public Affairs. Prior to joining Nucor, Mr. Murphy was a Partner with the law firm of Moore & Van Allen PLLC, where he was the team leader of the Litigation Practice Group and served for a decade on the firm’s Executive Committee.

Raymond S. Napolitan, Jr. (63), Executive Vice President of Engineered Bar Products and Digital, was named EVP in 2013, having previously served as President of Nucor’s Vulcraft/Verco group from 2010 to 2013 and President of American Buildings Company from 2007 to 2010. He was elected Vice President of Nucor in 2007. Mr. Napolitan began his Nucor career in 1996 as Engineering Manager of Nucor Building Systems-Indiana, and later served as General Manager of Nucor Building Systems-Texas.

Daniel R. Needham (55), was named Executive Vice President of Bar and Rebar Fabrication Products, effective February 2021. Mr. Needham began his career with Nucor in 2000 as Controller at Nucor Steel Hertford County. He subsequently served as Controller of Nucor Steel Decatur, LLC and Nucor Steel Utah. In 2011, Mr. Needham became General Manager of Nucor Steel Connecticut, Inc. He later served as General Manager of Nucor Steel Utah and was elected Vice President in 2016. In 2019, Mr. Needham was promoted to Vice President and General Manager of Nucor Steel Indiana.

K. Rex Query (55), was named Executive Vice President of Sheet and Tubular Products, effective January 2021. Mr. Query joined Nucor in 1990 as a financial analyst in the Corporate Office and subsequently served as Controller at Vulcraft South Carolina, Nucor Steel Berkeley and Nucor Steel Hertford. After serving as General Manager and Corporate Controller, Mr. Query was elected to Vice President in 2002 and served as General Manager at Nucor Steel Auburn, Inc., Nucor Steel Decatur, LLC, Nucor Steel South Carolina and NCF as well as President of Nucor Europe. Most recently, Mr. Query served as President of Nucor’s Vulcraft/Verco group. Mr. Query is married to the sister of Mr. Topalian’s wife.

MaryEmily Slate (56), was named Executive Vice President of Commercial, effective January 2021. Ms. Slate was promoted to EVP in May 2019, most recently serving as EVP of Plate, Structural and Tubular Products. Ms. Slate began her career with Nucor in 2000 as a District Sales Manager at Nucor Steel Arkansas. She later served as Sales Manager at Nucor Steel Decatur, LLC and then as Cold Mill Manager. In 2010, Ms. Slate was promoted to General Manager of Nucor Steel Auburn, Inc. and was elected Vice President in 2012. She served as Vice President of Nucor Steel Arkansas from 2015 to 2019.

David A. Sumoski (54), was named Chief Operating Officer, effective January 2021. He previously served as Executive Vice President from 2014 to 2020, most recently as EVP of Merchant and Rebar Products. He also served as General Manager of Nucor Steel Memphis, Inc. from 2012 to 2014 and as General Manager of Nucor Steel Marion, Inc. from 2008 to 2012. Mr. Sumoski was named Vice President in 2010. He began his career with Nucor as an electrical supervisor at Nucor Steel-Berkeley in 1995, later serving as Maintenance Manager.

Leon J. Topalian (52), has served as President and Chief Executive Officer since January 2020. He previously served as President and Chief Operating Officer from September 2019 to December 2019, Executive Vice President of Beam and Plate Products from 2017 to 2019 and as Vice President of Nucor from 2013 to 2017. He began his Nucor career at Nucor Steel-Berkeley in 1996, serving as a project engineer and then as cold mill production supervisor. Mr. Topalian was promoted to Operations Manager for Nucor’s former joint venture in Australia and later served as Melting and Casting Manager at Nucor Steel-South Carolina. He then served as General Manager of Nucor Steel Kankakee, Inc. from 2011 to 2014 and as General Manager of Nucor-Yamato from 2014 to 2017. Mr. Topalian is married to the sister of Mr. Query’s wife.

D. Chad Utermark (52), Executive Vice President of Fabricated Construction Products, was named EVP in 2014. He previously served as General Manager of Nucor-Yamato from 2011 to 2014 and as General Manager of Nucor Steel-Texas from 2008 to 2011. He was named Vice President of Nucor in 2009. Mr. Utermark began his Nucor career as a utility operator at Nucor Steel-Arkansas in 1992, subsequently serving as shift supervisor and Hot Mill Manager at that division as well as Roll Mill Manager at Nucor Steel-Texas.

PART II