VRTX	The short sale volume percent (not short interest) for stock ticker VRTX is 30% on Jan 27, 2021. The short sale volume is 366,193. The total volume is 1,210,701. The short sale volume percent is down -11% compare to Jan 26, 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
2021-01-27	366,193	1,210,701	30%
2021-01-26	323,115	796,521	41%
2021-01-25	284,532	927,336	31%
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%

Last 5 days short percent	36.43%
Last 10 days short percent	32.27%
Last 20 days short percent	31.00%
Last 50 days short percent	32.36%

Related Stock Ticker
Date	Ticker	Short Volume	Total Volume	Percent
2021-01-27	ABBV	2,520,974	5,534,200	46%
2021-01-27	BMY	2,585,223	5,608,106	46%
2021-01-27	ENTA	58,530	84,911	69%
2021-01-27	GILD	1,296,156	4,581,780	28%
2021-01-27	JNJ	2,074,519	6,082,135	34%
2021-01-27	MRK	2,630,254	6,561,086	40%
2021-01-27	XLV	3,104,126	6,562,926	47%