COO ▼ -23.3% - The Cooper Companies, Inc. $COO - CooperCompanies Announces Third Quarter 2026 Results Cooper Companies shares declined 23.3% following the release of its third quarter 2026 financial results. The company's earnings announcement appears to have triggered significant selling, though the specific financial details driving the sharp decline were not detailed in the headline. 09-SEP-2026 04:17 PM ET