ALXN	The short sale volume percent (not short interest) for stock ticker ALXN is 53% on Oct 23, 2020. The short sale volume is 237,337. The total volume is 445,406. The short sale volume percent is up 18% compare to Oct 22, 2020.

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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
2020-10-23	237,337	445,406	53%
2020-10-22	181,680	517,915	35%
2020-10-21	280,909	717,260	39%
2020-10-20	418,683	771,677	54%
2020-10-19	314,862	705,621	45%
2020-10-16	758,162	1,300,098	58%
2020-10-15	298,632	574,153	52%
2020-10-14	289,946	686,313	42%
2020-10-13	255,920	498,101	51%
2020-10-12	288,827	701,087	41%

Last 5 days short percent	45.39%
Last 10 days short percent	48.06%
Last 20 days short percent	46.78%
Last 50 days short percent	41.44%

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Date	Ticker	Short Volume	Total Volume	Percent
2020-10-23	AGIO	165,260	327,379	50%
2020-10-23	BIIB	191,985	435,452	44%
2020-10-23	GILD	8,233,750	18,885,528	44%
2020-10-23	IONS	97,459	261,157	37%
2020-10-23	QGEN	101,479	362,264	28%
2020-10-23	RARE	62,435	101,318	62%
2020-10-23	REGN	159,640	237,443	67%
2020-10-23	VRTX	184,089	850,797	22%
2020-10-23	XLV	1,981,587	2,880,018	69%