Halliburton Company HAL Q1 2026 Earnings Beat Drives Oilfield Services Sector Sentiment Shaping ProPetro Holding PUMP RiskReward Profile Ahead of Earnings Occidental Petroleum OXY Durable Competitive Moats Berkshire Backing Support Continued MarketBeating Performance Is Aviat AVNW stock under bearish pressure Aviat Posts 59 Pct EPS Beat Topping Street Ests