ALNY	The short sale volume percent (not short interest) for stock ticker ALNY is 42% on Jan 21, 2026. The short sale volume is 275,886. The total volume is 660,112. The short sale volume percent is up 15% compare to Jan 20, 2026.

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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
2026-01-21	275,886	660,112	42%
2026-01-20	208,690	771,282	27%
2026-01-16	219,745	387,569	57%
2026-01-15	173,216	373,390	46%
2026-01-14	222,770	535,930	42%
2026-01-13	287,507	539,339	53%
2026-01-12	906,816	1,483,111	61%
2026-01-09	280,472	612,113	46%
2026-01-08	349,441	582,444	60%
2026-01-07	281,721	569,343	49%

Last 5 days short percent	40.33%
Last 10 days short percent	49.22%
Last 20 days short percent	50.09%
Last 50 days short percent	51.64%

Related Stock Ticker
Date	Ticker	Short Volume	Total Volume	Percent
2026-01-21	ARWR	383,461	611,930	63%
2026-01-21	IONS	2,078,440	2,305,200	90%
2026-01-21	NVS	568,494	884,238	64%
2026-01-21	OPK	1,502,178	4,111,345	37%
2026-01-21	REGN	75,396	282,418	27%
2026-01-21	SRPT	424,606	789,379	54%
2026-01-21	TEVA	910,130	2,228,219	41%
2026-01-21	XLV	2,420,462	3,532,036	69%