VRTX	The short sale volume percent (not short interest) for stock ticker VRTX is 29% on Apr 09, 2021. The short sale volume is 208,481. The total volume is 711,376. The short sale volume percent is down -3% compare to Apr 08, 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
2021-04-09	208,481	711,376	29%
2021-04-08	267,068	829,379	32%
2021-04-07	277,867	752,658	37%
2021-04-06	282,134	797,345	35%
2021-04-05	231,196	948,402	24%
2021-04-01	229,742	807,880	28%
2021-03-31	184,878	412,303	45%
2021-03-30	172,512	436,424	40%
2021-03-29	213,016	639,102	33%
2021-03-26	303,533	1,299,933	23%

Last 5 days short percent	31.36%
Last 10 days short percent	31.05%
Last 20 days short percent	35.34%
Last 50 days short percent	39.46%

Related Stock Ticker
Date	Ticker	Short Volume	Total Volume	Percent
2021-04-09	ABBV	1,216,251	2,456,686	50%
2021-04-09	BMY	1,144,261	3,326,430	34%
2021-04-09	ENTA	39,900	52,525	76%
2021-04-09	GILD	908,022	2,525,992	36%
2021-04-09	JNJ	1,678,764	3,769,003	45%
2021-04-09	MRK	1,122,770	3,356,348	33%
2021-04-09	XLV	1,653,967	2,826,022	59%