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SEC filing
CLH · CIK 822818
4 · Aug 18, 2026 · CO-CEO GERSTENBERG ERIC W sold 2,500 shares at $321.34/share ($803.3K)
CO-CEO GERSTENBERG ERIC W sold 2,500 shares at $321.34/share ($803.3K)
xslF345X06/form4-08182026_060844.xml
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