Insider Transaction Report for Haley Mark

This filing details a transaction by Haley Mark, Interim PFO, SVP, Cntrlr & PAO of Designer Brands Inc. On December 19, 2025, Mark acquired 1004 Dividend Equivalent Rights (DERs) related to Class A Common Shares. The acquisition was non-monetary, with a transaction price of $0.00 per share. These DERs are economically equivalent to Class A common shares and accrue on previously awarded restricted stock units (RSUs), becoming exercisable proportionally with the RSUs. Following this transaction, Mark holds 8726 shares. The report was signed by Katherine Alfano, Attorney-in-Fact, on December 23, 2025.