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EOD US-equity data for investors and AI agents

Data is end-of-day, not real-time, and not investment advice

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MLYS short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31
Short % of Float14.0%66,355,000 float shares
Days to Cover15.1618,178 average daily volume
Open Short Position9,313,645Mineralys Therapeutics, Inc. C
Change vs Previous-238,868-2.5%

Short interest history

Twice-monthly snapshots of open short positions.

SettlementShort PositionChangeChange %Days to CoverShort % Float
Jul 31, 20269,313,645-238,868-2.5%15.114.0%
Jul 15, 20269,552,513-1,545,592-13.9%9.814.4%
Jun 30, 202611,098,105+2,399,986+27.6%5.216.7%

Short interest is an open-position snapshot published twice monthly. It is not daily short-sale volume.

Daily off-exchange short volume

FINRA-reported short-sale transaction flow for the last 30 calendar days.

Trade DateShort VolumeShort ExemptFINRA TotalShort Volume %Facilities
Aug 21, 2026128,7840286,05245.0%3
Aug 20, 2026129,6021255,47950.7%3
Aug 19, 2026124,6460483,90825.8%3
Aug 18, 202681,1260420,62619.3%2
Aug 17, 2026137,3480319,32643.0%3
Aug 14, 2026127,2310266,40747.8%3
Aug 13, 2026114,1110349,86532.6%3
Aug 12, 2026258,1860694,65737.2%3
Aug 11, 2026102,2910240,65142.5%2
Aug 10, 2026132,9140219,97260.4%2
Aug 7, 202664,6140107,53360.1%3
Aug 6, 202672,5700143,62950.5%3
Aug 5, 202660,3042890,60966.6%3
Aug 4, 202666,1280212,15931.2%3
Aug 3, 2026237,0940438,71454.0%3
Jul 31, 2026103,2260210,47549.0%3
Jul 30, 202666,4970172,73238.5%3
Jul 29, 202694,4880146,52464.5%3
Jul 28, 202695,1110181,32652.5%2
Jul 27, 2026156,5590299,87952.2%3
Jul 24, 2026162,4940245,76566.1%2

Daily short volume is transaction flow reported through FINRA facilities. It does not measure open short positions and is not consolidated exchange-wide volume.