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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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HBIO short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31
Short % of Float1.7%3,536,700 float shares
Days to Cover5.311,587 average daily volume
Open Short Position61,370Harvard Bioscience, Inc. Commo
Change vs Previous+5,355+9.6%

Short interest history

Twice-monthly snapshots of open short positions.

SettlementShort PositionChangeChange %Days to CoverShort % Float
Jul 31, 202661,370+5,355+9.6%5.31.7%
Jul 15, 202656,015-14,875-21.0%4.31.6%
Jun 30, 202670,890-18,360-20.6%4.32.0%

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, 20262,11504,45947.4%3
Aug 20, 202612,986031,81040.8%2
Aug 19, 20261,38504,90128.3%1
Aug 18, 202612,248028,89642.4%3
Aug 17, 20264,26408,02753.1%2
Aug 14, 20264,78108,33557.4%1
Aug 13, 20265,451023,77122.9%2
Aug 12, 20264,47108,19754.5%2
Aug 11, 20267,295017,80341.0%3
Aug 10, 20269,339021,12144.2%2
Aug 7, 20265,57547,48874.5%2
Aug 6, 20262,31708,99625.8%3
Aug 5, 20264,80006,84170.2%2
Aug 4, 20261,15202,65343.4%2
Aug 3, 20262,55204,19060.9%2
Jul 31, 202610,127013,23676.5%1
Jul 30, 202630901,24024.9%2
Jul 29, 202641202,60515.8%2
Jul 28, 20264,26905,51377.4%2
Jul 27, 20261,64706,28626.2%2
Jul 24, 20261,00703,37629.8%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.