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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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MIRM short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31
Short % of Float12.1%56,417,000 float shares
Days to Cover12.1566,260 average daily volume
Open Short Position6,823,706Mirum Pharmaceuticals, Inc. Co
Change vs Previous-449,186-6.2%

Short interest history

Twice-monthly snapshots of open short positions.

SettlementShort PositionChangeChange %Days to CoverShort % Float
Jul 31, 20266,823,706-449,186-6.2%12.112.1%
Jul 15, 20267,272,892-210,394-2.8%10.612.9%
Jun 30, 20267,483,286+574,144+8.3%5.013.3%

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, 2026205,45227349,75658.7%3
Aug 20, 202676,65626140,01754.7%3
Aug 19, 2026157,02832,006228,89468.6%3
Aug 18, 202698,009620187,43052.3%3
Aug 17, 202673,508392134,02454.8%3
Aug 14, 2026197,1100269,23373.2%3
Aug 13, 2026210,3535,974376,38655.9%3
Aug 12, 2026235,26631323,68872.7%3
Aug 11, 2026168,2010248,93767.6%3
Aug 10, 2026283,2061,876361,28278.4%3
Aug 7, 2026233,2762,927346,45167.3%3
Aug 6, 2026949,96851,8941,419,52066.9%3
Aug 5, 2026197,16832,827301,80765.3%3
Aug 4, 2026140,087130185,33175.6%3
Aug 3, 2026116,27712,800235,04849.5%3
Jul 31, 2026180,55027,000234,54077.0%3
Jul 30, 2026156,10131192,64581.0%3
Jul 29, 2026132,0850249,16353.0%3
Jul 28, 2026120,4430200,50860.1%3
Jul 27, 2026117,6710142,65382.5%3
Jul 24, 2026143,0333,182210,73267.9%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.