Exhibit 99.1

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Contacts:

Dolph Baker, Chairman and CEO

Max P. Bowman, Vice President and CFO

(601) 948-6813

CAL-MAINE FOODS, INC. ANNOUNCES RETIREMENT

OF MICHAEL CASTLEBERRY AND PROMOTIONS OF FINANCE TEAM

RIDGELAND, Miss. (November 18, 2021) — Cal-Maine Foods, Inc. (NASDAQ: CALM) today

announced that Michael D. (Mike) Castleberry, Vice President and Controller and the Company’s

principal accounting officer, will retire from Cal-Maine Foods effective early January 2022.

Castleberry has held this position since 2014 after serving as Director of Accounting since 2013.

Matt Glover has been named Vice President – Accounting and will transition to the role of

principal accounting officer effective November 29, 2021. Glover has served as Director of Financial

Reporting for Cal-Maine Foods since 2019. He previously was a Senior Audit Manager at BKD, LLP, for

ten years where he worked with audit clients in a variety of industries. Glover holds a Bachelor of

Accountancy degree and a Master of Accountancy degree from the University of Mississippi. He is a

Certified Public Accountant. 

Jia Scott has been named Vice President – Treasury. Scott has served as Director of Taxation

for Cal-Maine Foods since November 2013. Prior to this position, she was Vice President of Taxation

of Parkway Properties Inc. and held other senior financial positions at various publicly traded

companies where she played a leading role in accounting, debt management and treasury services.

In addition to her tax and treasury work at Cal-Maine Foods, she also helps oversee the Company’s

philanthropic efforts and sustainability initiatives. Scott holds a Bachelor of Accountancy degree

from Jackson State University, a Master of Accountancy degree from Millsaps College and is a

Certified Public Accountant.

Rhonda Whiteman has been promoted to Vice President - Operational Accounting. Whiteman

joined Cal-Maine Foods in 2012 and has held numerous financial positions in areas including

accounts payable, purchasing, analytics and accounting management across the Company. She

most recently served as Director of Operations Accounting, where she has utilized a strong working

knowledge of the Company’s enterprise-wide procedures and field operations to support continuous

improvement initiatives. Whiteman holds a Bachelor of Business Administration degree from

Mississippi State University. 

The new appointments for Glover, Scott and Whiteman are effective November 29, 2021,

and they will each report directly to Max Bowman, Vice President and Chief Financial Officer.

 Commenting on the announcements, Dolph Baker, chairman and chief executive officer of

Cal-Maine Foods, Inc., stated, “Mike Castleberry has served as a valued accounting and financial

advisor, and we are very grateful for his leadership and dedicated service to the Company. He has

played an integral role on our management team through a period of tremendous growth for Cal-

Maine Foods. We will certainly miss his considerable insight and wisdom, and we wish him all the

best in his retirement.

“Matt Glover is well qualified to assume this important new role, having managed all our

financial reporting and SEC filings while utilizing his technology experience to enhance our reporting

processes and procedures. Since joining Cal-Maine Foods, he has worked closely with Mike

Castleberry and will continue to benefit from his expertise to ensure a smooth transition. Jia Scott

has extensive experience in taxation and treasury, both at Cal-Maine Foods and with other

companies and industries. Rhonda Whiteman is very familiar with our systems and processes across

the Company and understands the financial management and needs of our operating facilities. We

are confident in each of these managers’ capabilities and commitment as they take on these new

leadership roles for Cal-Maine Foods. We are fortunate to have a strong finance and accounting

team, and we look forward to working together as we continue to execute our growth strategy.” 

Cal-Maine Foods Announces Retirement of Michael Castleberry and Promotions of Finance Team

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November 18, 2021

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Cal-Maine Foods, Inc. is primarily engaged in the production, grading, packing, marketing

and sale of fresh shell eggs, including conventional, cage-free, organic pasture-raised, free-range

and nutritionally enhanced eggs. The Company, which is headquartered in Ridgeland, Mississippi,

is the largest producer and distributor of fresh shell eggs in the United States and sells the majority

of its shell eggs in states across the southwestern, southeastern, mid-western and mid-Atlantic

regions of the United States.