Magellan Midstream Partners (MMP) DEFA14A Additional proxy soliciting materials

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, DC 20549

SCHEDULE 14A

(RULE14a-101)

INFORMATION REQUIRED IN PROXY STATEMENT

SCHEDULE 14A INFORMATION

Proxy Statement Pursuant to Section 14(a) of the

Securities Exchange Act of 1934

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 Rule14a-6(e)(2))

☐ Definitive Proxy Statement

☒ Definitive Additional Materials

☐ Soliciting Material Under §240.14a-12

Magellan Midstream Partners, L.P.

(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 Rules14a-6(i)(1) and0-11.

(1) Title of each class of securities to which transaction applies:

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☐ Fee paid previously with preliminary materials.

☐ Check box if any part of the fee is offset as provided by Exchange Act Rule0-11(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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	Online
	Go towww.investorvote.com/MMP or scan the
	QR code – login details are located in the shaded bar below.
	Votes submitted electronically must be received by 10:00am (CT) on April 23, 2020

Important Notice Regarding the Availability of Proxy Materials for the

Magellan Midstream Partners, L.P. Annual Meeting to be Held on April 23, 2020

Under Securities and Exchange Commission rules, you are receiving this notice to advise the proxy materials for the annual meeting are available on the internet. Follow the instructions below to view the materials and vote online or request a printed copy. The items to be voted on and location of the annual meeting are on the reverse side. Your vote is important!

This communication presents only an overview of the more complete proxy materials that are available to you on the internet. We encourage you to access and review all of the important information contained in the proxy materials before voting. Our 2020 Proxy Statement and 2019 Annual Report, including Form10-K for the fiscal year ended December 31, 2019, are available at:

 www.magellanlp.com/Investors/SECFilings.aspx    

	Easy Online Access – View your proxy materials and vote.
	Step 1: Step 2: Step 3: Step 4: Step 5:	Go towww.investorvote.com/MMP. Click on the icon on the right to view meeting materials. Return to the investorvote.com window and follow the instructions on the screen to log in.                      Make your selections as instructed on each screen for your delivery preferences. Submit your vote.

When you go online, you can also help the environment by consenting to receive electronic delivery of future materials.

Obtaining a Copy of the Proxy Materials – If you would like to receive a printed copy of the proxy materials, you must request one. There is no charge to you for requesting a copy. Please make your request as instructed on the reverse side on or before April 9, 2020 to facilitate timely delivery.

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Annual Meeting Notice
Magellan Midstream Partners, L.P.’s Annual Meeting will be held on Thursday, April 23, 2020 at Williams Resource Center, One Williams Center, Tulsa, OK 74172, at 10:00 a.m. Central Time.
Proposals to be voted on at the meeting are listed below along with the Board of Directors’ recommendations.
The Board of Directors recommends a voteFOR all nominees andFOR Proposals 2 and 3.
1.	Election of Directors:
	01 - Chansoo Joung
	02 - Michael N. Mears
	03 - James R. Montague
2.	Advisory Resolution to Approve Executive Compensation
3.	Ratification of Appointment of Independent Registered Public Accouting Firm for 2020
PLEASE NOTE – YOU CANNOT VOTE BY RETURNING THIS NOTICE. To vote you must go online or request a printed copy of the proxy materials to receive a proxy card. If you wish to attend and vote at the meeting, please bring this notice with you.

	Here’s how to order a copy of the proxy materials and select delivery preferences:
	Current and future delivery requests can be submitted using the options below.
	If you request an email copy, you will receive an email with a link to the current meeting materials.
	PLEASE NOTE: You must use the number in the shaded bar on the reverse side when  requesting a copy of the proxy materials.
	–	Internet – Go towww.investorvote.com/MMP.
	–	Phone – Call us free of charge at1-866-641-4276.
	–	Email – Send an email to investorvote@computershare.com with “Proxy Materials Magellan Midstream Partners, L.P.” in the subject line. Include your full name and address, plus the number located in the shaded bar on the reverse side, and state that you would like a printed copy of the meeting materials.
		To facilitate timely delivery, requests for a printed copy of proxy materials must be received by April 9, 2020.