Form 4 Filing for Maria Vilchez Lowrey

This filing reports on transactions made by Maria Vilchez Lowrey, Chief Growth Officer of Direct Digital Holdings, Inc. The transactions include the acquisition and disposal of Class A Common Stock and Restricted Stock Units (RSUs) between August 2025 and April 2026. Notably, the filing indicates that these transactions were originally due to be reported earlier but were delayed due to an administrative oversight. The reported share amounts and prices have been adjusted to reflect two reverse stock splits: a 55-to-1 split on January 12, 2026, and a 4-to-1 split on April 27, 2026. Key transactions include the acquisition of 19 shares on August 22, 2025, and the disposal of 6 shares on the same date. Further acquisitions and disposals of stock occurred in January, March, and April of 2026. The filing also details the grant and vesting of RSUs, with some shares withheld to cover tax liabilities. Additionally, an employee stock option for 4375 shares was granted on March 24, 2026.