Eric W. Gerstenberg, an insider at Clean Harbors Inc (CLH), sold 50,454 shares of the company on December 15, 2025, at a price of $240.90 per share, resulting in a total transaction value of $12.15 million. Following this sale, Gerstenberg retains 50,454 shares in the company.
Such decisions reflect a variety of personal or financial considerations, including diversification and tax planning. While significant selling by insiders can attract investor attention, it is important to note that routine transactions do not necessarily indicate negative sentiment towards the company.
Insider transactions are reported to the SEC, providing transparency into the stock activities of company executives and board members. However, investors should consider insider activity as one of many factors, examining patterns across multiple insiders and time periods rather than focusing solely on isolated transactions. Clean Harbors operates in the commercial services and supplies sector, with a market capitalization of $12.9 billion and a P/E ratio of 33.12. The company is headquartered in Norwell, Massachusetts, and employs approximately 22,796 full-time staff. It provides a range of environmental, energy, and industrial services, including hazardous waste management and recycling.
Looking ahead, Clean Harbors is scheduled to announce its next earnings on July 28, 2026, with an EPS estimate of $2.63 and revenue expectations of $1.6 billion.