Exhibit 99.1 Duluth Holdings Inc. Announces Second Quarter 2025 Financial Results Gross margin expansion from promotional reset and SG&A leverage from cost control Net liquidity of $73.3 million with inventory down 12% vs. last year MOUNT HOREB, WI – September 4, 2025 – Duluth Holdings Inc. (dba, Duluth Trading Company) ("Duluth Trading" or the "Company") (NASDAQ: DLTH), a lifestyle brand of men's and women's workwear, casual wear, outdoor apparel and accessories, today announced its financial results for t ...