The Southern Company (SO) DEFA14A Additional proxy soliciting materials

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 14A

Proxy Statement Pursuant to Section 14(a) of the
Securities Exchange Act of 1934 (Amendment No. )

☑ Filed by the Registrant ☐ Filed by a Party other than the Registrant

CHECK THE APPROPRIATE BOX:
☐	Preliminary Proxy Statement
☐	Confidential, For Use of the Commission Only (as permitted by Rule 14a-6(e)(2))
☐	Definitive Proxy Statement
☑	Definitive Additional Materials
☐	Soliciting Material Under Rule 14a-12

The Southern Company

(Name of Registrant as Specified In Its Charter)
(Name of Person(s) Filing Proxy Statement, if Other Than the Registrant)

PAYMENT OF FILING FEE (CHECK THE APPROPRIATE BOX):
☑	No fee required.
☐	Fee computed on table below per Exchange Act Rules 14a-6(i)(1) and 0-11.
		1) Title of each class of securities to which transaction applies:
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☐	Check box if any part of the fee is offset as provided by Exchange Act Rule 0-11(a)(2) and identify the filing for which the offsetting fee was paid previously. Identify the previous filing by registration statement number, or the form or schedule and the date of its filing.
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*** Exercise YourRightto Vote ***
Important Notice Regarding the Availability of Proxy Materials for the
Stockholder Meeting to Be Held on May 27, 2020.

THE SOUTHERN COMPANY

C/O PROXY SERVICES
P.O. BOX 9112
FARMINGDALE, NY 11735

Meeting Information
Meeting Type:	Annual Meeting
For holders as of:	March 30, 2020
Date: May 27, 2020	Time: 10:00 a.m., ET

Location:	Meeting live via the Internet-please visit
	www.virtualshareholdermeeting.com/SO2020.

We will be hosting the annual meeting live via the internet this year. There will beno physical location for shareholders to attend the meeting this year. To participate in the meeting, please visitwww.virtualshareholdermeeting.com/SO2020. From there, please use the information printed in the box marked by the arrow ➔XXXX XXXX XXXX XXXX (located on the following page) and follow the available instructions to access the meeting.

You are receiving this communication because you hold shares in the company named above.

This is not a ballot. You cannot use this notice to vote these shares. This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. You may view the proxy materials online atwww.proxyvote.com, scan the QR Barcode on the reverse side, or easily request a paper copy (see reverse side).

We encourage you to access and review all of the important information contained in the proxy materials before voting.

See the reverse side of this notice to obtain proxy materials and voting instructions.

Before You Vote

How to Access the Proxy Materials

Proxy Materials Available to VIEW or RECEIVE:

PROXY STATEMENT                ANNUAL REPORT

How to View Online:

Have the information that is printed in the box marked by the arrow ➔XXXX XXXX XXXX XXXX (located on the following page) and visit:www.proxyvote.com,or scan the QR Barcode below.

How to Request and Receive a PAPER or E-MAIL Copy:

If you want to receive a paper or e-mail copy of these documents, you must request one. There is NO charge for requesting a copy.

Please choose one of the following methods to make your request:

1)BY INTERNET:	www.proxyvote.com
2)BY TELEPHONE:	1-800-579-1639
3)BY E-MAIL*:	sendmaterial@proxyvote.com

* If requesting materials by e-mail, please send a blank e-mail with the information that is printed in the box marked by the arrow ➔XXXX XXXX XXXX XXXX (located on the following page) in the subject line.

Requests, instructions and other inquiries sent to this e-mail address will NOT be forwarded to your investment advisor.

Please make the request as instructed above on or before May 13, 2020 to facilitate timely delivery.

How To Vote Please Choose One of the Following Voting Methods SCAN TO
VIEW MATERIALS & VOTE

Vote By Internet:

Before The Meeting:

Go towww.proxyvote.comor from a smartphone, scan the QR Barcode above.Have the information that is printed in the box marked by the arrow ➔XXXX XXXX XXXX XXXX (located on the following page) available and follow the instructions.

During The Meeting:

Go towww.virtualshareholdermeeting.com/SO2020.Have the information that is printed in the box marked by the arrow ➔XXXX XXXX XXXX XXXX (located on the following page) available and follow the instructions.

Vote By Mail:You can vote by mail by requesting a paper copy of the materials, which will include a proxy card.

Voting Items

The Board of Directors recommends a vote FOR each nominee in Item 1.
1.	Election of 14 Directors:
	1a.	Janaki Akella
	1b.	Juanita Powell Baranco
	1c.	Jon A. Boscia
	1d.	Henry A. Clark III
	1e.	Anthony F. Earley, Jr.
	1f.	Thomas A. Fanning
	1g.	David J. Grain
	1h.	Donald M. James
	1i.	John D. Johns
	1j.	Dale E. Klein
	1k.	Ernest J. Moniz
	1l.	William G. Smith, Jr.
	1m.	Steven R. Specker
	1n.	E. Jenner Wood III

The Board of Directors recommends a vote FOR Items 2 and 3.
2.	Advisory vote to approve executive compensation
3.	Ratify the appointment of Deloitte & Touche LLP as the independent registered public accounting firm for 2020
The Board of Directors recommends a vote AGAINST Items 4 and 5.
4.	Stockholder proposal regarding an independent board chair
5.	Stockholder proposal regarding a report on lobbying