(marketscreener.com) Letter to Stockholders Dear Stockholder: We are pleased to announce that sales increased by $684,620 during the first quarter of 2024 compared with the same period in 2023. Sales increased for both cosmetic ingredients and medical lubricants. Cosmetic ingredients increased by $1,114,581 ...https://www.marketscreener.com/quote/stock/UNITED-GUARDIAN-INC-5138979/news/United-Guardian-1st-Quarter-2024-Report-to-Stockholders-46902322/?utm_medium=RSS&utm_content=20240604