DOV ▼ -1.7% - Dover Corporation $DOV - Blackmer Launches Behind-the-Rotor Seal for G Series Internal Gear Pumps Dover's Blackmer division launched a new behind-the-rotor seal designed for its G Series Internal Gear Pumps, a product innovation aimed at enhancing pump performance and durability. The stock declined 1.7% today, though the new seal technology itself represents an incremental product advancement rather than a major business catalyst. 09-SEP-2026 04:15 PM ET