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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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ACRS short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31
Short % of Float11.2%122,623,000 float shares
Days to Cover8.71,591,424 average daily volume
Open Short Position13,774,975Aclaris Therapeutics, Inc. Com
Change vs Previous+417,917+3.1%

Short interest history

Twice-monthly snapshots of open short positions.

SettlementShort PositionChangeChange %Days to CoverShort % Float
Jul 31, 202613,774,975+417,917+3.1%8.711.2%
Jul 15, 202613,357,058+1,952,198+17.1%6.910.9%
Jun 30, 202611,404,860+2,505,733+28.2%4.39.3%

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, 2026362,0330635,58957.0%3
Aug 20, 2026274,713500478,72057.4%3
Aug 19, 2026427,4300773,57555.3%3
Aug 18, 2026627,7690958,74865.5%3
Aug 17, 2026233,972174392,99159.5%3
Aug 14, 2026106,4890206,54951.6%3
Aug 13, 2026203,488630371,55654.8%2
Aug 12, 2026173,4300270,42064.1%3
Aug 11, 2026209,1070325,47964.2%3
Aug 10, 2026240,2510412,61058.2%3
Aug 7, 2026440,0864,611788,76055.8%3
Aug 6, 2026393,600251,030,72438.2%3
Aug 5, 20261,538,5695803,540,06743.5%3
Aug 4, 2026424,623838804,61952.8%3
Aug 3, 2026483,2340776,97062.2%2
Jul 31, 2026174,2773,251315,83555.2%3
Jul 30, 2026293,7850397,18574.0%3
Jul 29, 2026205,4650309,62666.4%2
Jul 28, 2026279,487860399,29570.0%3
Jul 27, 2026336,0811,8003,528,1999.5%3
Jul 24, 2026114,0682,011221,83051.4%3

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