CLH	The short sale volume percent (not short interest) for stock ticker CLH is 42% on Jan 21, 2026. The short sale volume is 79,166. The total volume is 188,809. The short sale volume percent is up 4% compare to Jan 20, 2026.

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Insider Buying

The Volume and short volume are limited. It is not including all volumes from all Market.
Date	Short Volume	Total Volume	Percent
2026-01-21	79,166	188,809	42%
2026-01-20	72,066	187,362	38%
2026-01-16	85,134	171,850	50%
2026-01-15	148,065	257,065	58%
2026-01-14	68,384	186,366	37%
2026-01-13	78,885	172,708	46%
2026-01-12	113,266	223,051	51%
2026-01-09	193,619	295,084	66%
2026-01-08	81,118	172,211	47%
2026-01-07	71,451	117,126	61%

Last 5 days short percent	45.67%
Last 10 days short percent	50.27%
Last 20 days short percent	53.37%
Last 50 days short percent	58.09%

Related Stock Ticker
Date	Ticker	Short Volume	Total Volume	Percent
2026-01-21	PESI	8,243	21,061	39%
2026-01-21	WM	1,030,585	1,638,613	63%