Form 4 Filing for CITIGROUP INC.

This filing details transactions by JONATHAN PAUL MOULDS, a director at CITIGROUP INC. On October 1, 2026, Mr. MOULDS acquired 6.4904 shares of Common Stock with a price per share of $131.594, an acquisition that is directly owned. This acquisition is related to the reinvestment of dividend equivalents under the Issuer's Compensation Plan for Non-Employee Directors. Following this transaction, Mr. MOULDS directly owns 1281.2638 shares. Additionally, on the same date, Mr. MOULDS acquired 236.0912 shares and 10.3709 shares of Common Stock, both indirectly owned, at the same price per share. These acquisitions are linked to deferred shares awarded under the Issuer's Compensation Plan for Non-Employee Directors. The total indirect ownership post-transaction is 2273.0275 shares and 2283.3984 shares, respectively, with some shares vested and transferred to a deferred compensation account. The filing date is October 2, 2026.