Zoetis is trading 4.01% up at $78.03, with the gain aligned with healthcare-sector strength.
- XLV is up 1.29%, alongside modestly positive major indexes and broader risk appetite.
- No fresh company-specific announcement surfaced for August 21, 2026.
- Zoetis cut its 2026 outlook on August 6 amid softer pet-healthcare demand and increased competition; that earlier catalyst does not directly explain the current gain.