Clean Harbors sits at $257 per share with a 35.6x P/E ratio, triple the typical industrial stock. The market is pricing in something beyond the modest 1.3% quarterly revenue growth we saw in Q3 2025. The answer lies in regulatory tailwinds, capital-intensive infrastructure, and strategic positioning that's quietly expanding the company's competitive moat. The PFAS Catalyst Clean Harbors just locked in a $110 million contract for PFAS water filtration at Joint Base Pearl Harbor- Hickam. This isn't just anoth ...