Heico is trading 8.1% down at $334.17 after-hours on August 19, 2026, with no verified company-specific announcement, earnings release, or late-breaking news explaining the decline.
- Regular-session close: $363.46.
- Next scheduled earnings release: August 25, 2026, after market close, limiting the case for an immediate earnings-driven reaction.
- The broader market was modestly positive, so the decline does not clearly track index sentiment; the catalyst remains unconfirmed.