SPY	The short sale volume percent (not short interest) for stock ticker SPY is 72% on Jan 17, 2020. The short sale volume is 29,019,401. The total volume is 40,394,204. The short sale volume percent is up 20% compare to Jan 16, 2020.

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The Volume and short volume are limited. It is not including all volumes from all Market.
Date	Short Volume	Total Volume	Percent
2020-01-17	29,019,401	40,394,204	72%
2020-01-16	12,387,848	23,807,395	52%
2020-01-15	17,317,709	34,779,301	50%
2020-01-14	11,345,601	28,246,502	40%
2020-01-13	10,027,598	18,278,223	55%
2020-01-10	9,792,892	22,492,571	44%
2020-01-09	11,877,854	23,542,869	50%
2020-01-08	16,607,597	32,069,626	52%
2020-01-07	9,578,919	19,166,378	50%
2020-01-06	13,176,002	24,247,676	54%

Last 5 days short percent	55.05%
Last 10 days short percent	52.85%
Last 20 days short percent	58.43%
Last 50 days short percent	55.38%