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

Jefferies Financial Group

(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.
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Important Notice of Availability of Proxy Materials for the Shareholder Meeting of

JEFFERIES FINANCIAL GROUP INC.

To Be Held On: March 28, 2019 at 10:00 a.m.

The Paley Center for Media, Frank A. Bennack, Jr. Theater

25 West 52nd Street, New York, NY 10019

COMPANY NUMBER

ACCOUNT NUMBER

CONTROL NUMBER

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.

If you want to receive a paper or e-mail copy of the proxy materials, you must request one. There is no charge to you for requesting a copy. To facilitate timely delivery please make the request as instructed below before March 18, 2019.

Please visit http://www.astproxyportal.com/ast/08448/, where the following materials are available for view:

		●	Notice and Proxy Statement
		●	Form of Electronic Proxy Card
		●	Transition Report on Form 10-K
TO REQUEST MATERIAL:		TELEPHONE: 888-Proxy-NA (888-776-9962) 718-921-8562 (for international callers) E-MAIL: info@astfinancial.com WEBSITE: https://us.astfinancial.com/OnlineProxyVoting/ProxyVoting/RequestMaterials
TO VOTE:		ONLINE: To access your online proxy card, please visit www.voteproxy.com and follow the on-screen instructions or scan the QR code with your smartphone. You may enter your voting instructions at www.voteproxy.com up until 11:59 PM Eastern Time the day before the meeting date. IN PERSON: You may vote your shares in person by attending the Annual Meeting. TELEPHONE: To vote by telephone, please visit www.voteproxy.com to view the materials and to obtain the toll free number to call. MAIL: You may request a card by following the instructions above. DIRECTIONS: You may obtain directions to the Annual Meeting by contacting Laura Ulbrandt DiPierro, Corporate Secretary at 1-212-460-1900.

	1.	Election of Directors.
THE BOARD OF DIRECTORS RECOMMENDS A VOTE FOR THE NOMINEES LISTED HEREIN AND FOR PROPOSALS 2 AND 3.		Linda L. Adamany Barry J. Alperin Robert D. Beyer Francisco L. Borges Brian P. Friedman MaryAnne Gilmartin Richard B. Handler Robert E. Joyal Jacob M. Katz Michael T. O'Kane Stuart H. Reese Joseph S. Steinberg
Please note that you cannot use this notice to vote by mail.	2.	Approve named executive officer compensation on an advisory basis.
	3.	Ratify Deloitte & Touche LLP as independent auditors for the year-ended November 30, 2019.