EXTR	The short sale volume percent (not short interest) for stock ticker EXTR is 33% on Sep 21, 2018. The short sale volume is 153,986. The total volume is 464,608. The short sale volume percent is down -3% compare to Sep 20, 2018.

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

Insider Buying  Short Interest  Amazon Price Checker PDF TO JPG

The Volume and short volume are limited. It is not including all volumes from all Market.
Date	Short Volume	Total Volume	Percent
2018-09-21	153,986	464,608	33%
2018-09-20	152,675	420,505	36%
2018-09-19	360,238	811,090	44%
2018-09-18	665,950	1,986,555	34%
2018-09-17	626,733	2,006,300	31%
2018-09-14	465,727	1,230,818	38%
2018-09-13	203,572	518,080	39%
2018-09-12	137,484	395,464	35%
2018-09-11	266,965	491,378	54%
2018-09-10	295,128	554,500	53%

Last 5 days short percent	34.44%
Last 10 days short percent	37.49%
Last 20 days short percent	42.59%
Last 50 days short percent	39.50%

Related Stock Ticker
Date	Ticker	Short Volume	Total Volume	Percent
2018-09-21	ADTN	133,818	351,268	38%
2018-09-21	CSCO	8,096,086	13,570,033	60%
2018-09-21	ERIC	746,881	1,428,709	52%
2018-09-21	HPQ	2,656,459	4,608,693	58%
2018-09-21	INFN	936,284	1,922,081	49%
2018-09-21	JNPR	880,510	1,709,415	52%
2018-09-21	MSI	421,800	732,218	58%
2018-09-21	XLK	6,347,640	8,195,972	77%