VRTX	The short sale volume percent (not short interest) for stock ticker VRTX is 39% on Jan 22, 2021. The short sale volume is 202,442. The total volume is 517,430. The short sale volume percent is down -10% compare to Jan 21, 2021.

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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
2021-01-22	202,442	517,430	39%
2021-01-21	318,859	651,784	49%
2021-01-20	206,004	599,276	34%
2021-01-19	269,906	1,007,472	27%
2021-01-15	245,800	891,670	28%
2021-01-14	240,838	898,988	27%
2021-01-13	188,585	698,732	27%
2021-01-12	383,657	843,045	46%
2021-01-11	292,681	1,184,665	25%
2021-01-08	192,526	529,619	36%

Last 5 days short percent	33.89%
Last 10 days short percent	32.49%
Last 20 days short percent	31.25%
Last 50 days short percent	31.71%

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2021-01-22	JNJ	1,570,404	3,774,029	42%
2021-01-22	MRK	1,227,158	4,087,053	30%
2021-01-22	XLV	1,536,284	2,818,775	55%