144 0000924255 XXXXXXXX LIVE 0000096223 Jefferies Financial Group Inc. 001-05721 520 Madison Ave New York NY 10022 212-284-2300 JOSEPH STEINBERG Officer (Chairman) & Director 10% Stockholder Common Jefferies LLC

520 Madison Avenue, 4th Floor New York NY 10022

100000 5413000 205490683 08/15/2024 NYSE Common 07/01/2019 The shares represent stock acquired over multiple years that were granted pursuant to original issuances, warrant exercises, mergers, and various stock splits. Jefferies Financial Group Inc. N 100000 07/01/2019 N/A Y The shares to be sold are held by a charitable trust, of which Joseph Steinberg, Chairman of the Board of Directors of Jefferies Financial Group, Inc., is a trustee. 08/15/2024 08/15/2024 /s/ Joanna Jia, as attorney-in-fact for Joseph Steinberg