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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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FISN short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31
Short % of Float1.3%31,862,800 float shares
Days to Cover3.0138,062 average daily volume
Open Short Position415,329Deep Fission, Inc. Common Stoc
Change vs Previous-124,167-23.0%

Short interest history

Twice-monthly snapshots of open short positions.

SettlementShort PositionChangeChange %Days to CoverShort % Float
Jul 31, 2026415,329-124,167-23.0%3.01.3%
Jul 15, 2026539,496-283,734-34.5%2.61.7%
Jun 30, 2026823,230+823,230+100.0%1.02.6%

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, 202652,665078,38367.2%2
Aug 20, 202629,288055,01553.2%3
Aug 19, 202665,5170104,13762.9%3
Aug 18, 202672,4250102,15770.9%3
Aug 17, 202660,327078,65176.7%3
Aug 14, 202672,264091,19379.2%2
Aug 13, 202689,2370110,90480.5%3
Aug 12, 202663,253079,82679.2%3
Aug 11, 202662,6853,05380,99477.4%3
Aug 10, 2026105,1957,593172,88460.8%3
Aug 7, 202649,475072,54768.2%3
Aug 6, 202661,1110101,27260.3%2
Aug 5, 202666,7494,962162,16541.2%3
Aug 4, 202671,2365,76094,33575.5%3
Aug 3, 202640,135067,20059.7%3
Jul 31, 202619,237029,28965.7%3
Jul 30, 202621,718041,03652.9%3
Jul 29, 202633,69935167,94449.6%3
Jul 28, 202629,2054897,91729.8%3
Jul 27, 202630,941080,49038.4%3
Jul 24, 20268,87917626,00234.1%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.