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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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BSTZ short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31
Short % of Float––
Days to Cover1.0202,740 average daily volume
Open Short Position91,032BlackRock Science and Technolo
Change vs Previous+48,987+116.5%

Short interest history

Twice-monthly snapshots of open short positions.

SettlementShort PositionChangeChange %Days to CoverShort % Float
Jul 31, 202691,032+48,987+116.5%1.0–
Jul 15, 202642,045+18,410+77.9%1.0–
Jun 30, 202623,635-78,413-76.8%1.0–

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, 202623,763047,10950.4%3
Aug 20, 202630,882074,51641.4%3
Aug 19, 202617,638067,14326.3%2
Aug 18, 202641,453092,87144.6%3
Aug 17, 202650,7060104,71048.4%3
Aug 14, 202637,553093,29340.3%3
Aug 13, 202675,214408144,72052.0%3
Aug 12, 202634,345082,42841.7%3
Aug 11, 202622,636068,72032.9%3
Aug 10, 202660,0210111,86353.7%3
Aug 7, 202652,964091,08258.1%2
Aug 6, 202630,250083,68836.1%2
Aug 5, 202625,152065,90238.2%3
Aug 4, 202672,2630130,46455.4%3
Aug 3, 202695,0240195,83848.5%3
Jul 31, 202642,244091,70746.1%3
Jul 30, 2026115,0030231,90349.6%3
Jul 29, 202642,4580161,82926.2%3
Jul 28, 202629,968091,47632.8%3
Jul 27, 202637,774083,48945.2%2
Jul 24, 202634,414062,72454.9%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.