CSTE	The short sale volume percent (not short interest) for stock ticker CSTE is 41% on Jan 21, 2026. The short sale volume is 26,616. The total volume is 64,358. The short sale volume percent is down -18% compare to Jan 20, 2026.

SPY IWM DIA AMZN QQQ AAPL GLD GDX GOOG FB MSFT XLK TSLA HPQ IBB USO XLF TWTR EBAY BIDU

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	26,616	64,358	41%
2026-01-20	6,665	11,370	59%
2026-01-16	9,315	21,539	43%
2026-01-15	6,086	16,651	37%
2026-01-14	2,939	5,937	50%
2026-01-13	33,687	50,057	67%
2026-01-12	37,876	98,848	38%
2026-01-09	40,941	78,419	52%
2026-01-08	17,152	31,107	55%
2026-01-07	22,438	69,913	32%

Last 5 days short percent	43.07%
Last 10 days short percent	45.45%
Last 20 days short percent	48.69%
Last 50 days short percent	52.34%

Related Stock Ticker
Date	Ticker	Short Volume	Total Volume	Percent
2026-01-21	AMWD	10,352	27,025	38%