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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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MMSI short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31
Short % of Float6.4%58,291,000 float shares
Days to Cover3.71,000,802 average daily volume
Open Short Position3,738,225Merit Medical Systems, Inc. Co
Change vs Previous+298,565+8.7%

Short interest history

Twice-monthly snapshots of open short positions.

SettlementShort PositionChangeChange %Days to CoverShort % Float
Jul 31, 20263,738,225+298,565+8.7%3.76.4%
Jul 15, 20263,439,660+48,208+1.4%5.25.9%
Jun 30, 20263,391,452+402,039+13.4%3.45.8%

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, 202690,4429,000152,27359.4%3
Aug 20, 2026325,5970412,02779.0%3
Aug 19, 2026243,525335349,25069.7%3
Aug 18, 2026129,59511,435320,99640.4%3
Aug 17, 2026182,4510273,52366.7%3
Aug 14, 2026246,39843405,55160.8%3
Aug 13, 2026235,5390414,83356.8%3
Aug 12, 2026185,6742,593394,70347.0%3
Aug 11, 2026276,6507,187690,07440.1%3
Aug 10, 2026304,6119,044655,13846.5%3
Aug 7, 2026186,8213,788439,76342.5%3
Aug 6, 2026213,32222,251453,24347.1%3
Aug 5, 2026514,94424,597936,27455.0%3
Aug 4, 2026283,09613,223605,82346.7%3
Aug 3, 2026442,1340784,16256.4%3
Jul 31, 2026826,70731,0231,300,90763.5%3
Jul 30, 2026453,786343820,13055.3%3
Jul 29, 2026368,4670549,32567.1%3
Jul 28, 2026291,9248,125440,13966.3%2
Jul 27, 2026258,99412,700414,44362.5%3
Jul 24, 2026145,9562,595258,88556.4%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.