Exhibit 99.1 STEALTHGAS INC. REPORTS RECORD FIRST QUARTER 2023 FINANCIAL AND OPERATING RESULTS ATHENS, GREECE, May 24, 2023. STEALTHGAS INC. (NASDAQ: GASS), a ship-owning company serving the liquefied petroleum gas (LPG) sector of the international shipping industry, announced today its unaudited financial and operating results for the first quarter ended March 31, 2023. OPERATIONAL AND FINANCIAL HIGHLIGHTS1 • Entered into a number of medium to long term charters increasing forward coverage. About 80% of fl ...