Jefferies Financial (JEF) 10-Q 2024 Q1 Quarterly report

Exhibit 32.2

CERTIFICATION

PURSUANT TO 18 U.S.C. SECTION 1350,

AS ADOPTED BY SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

I, Matt Larson, as Chief Financial Officer of Jefferies Financial Group Inc. (the “Company”), certify, as of the date hereof and solely for purposes of and pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that, to my knowledge:

(1)The Company’s periodic report on Form 10-Q for the period ended February 29, 2024 (the “Form 10-Q”) fully complies with the requirements of Section 13(a) or 15(d), as applicable, of the Securities Exchange Act of 1934, as amended; and

(2)The information contained in the Form 10-Q fairly presents, in all material respects, the financial condition and results of operations of the Company.

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Date:	April 5, 2024	By:	/s/ Matt Larson
			Name: Title:	Matt Larson Chief Financial Officer