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Data is end-of-day, not real-time, and not investment advice

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CALC short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31
Short % of Float17.6%2,862,800 float shares
Days to Cover1.8277,430 average daily volume
Open Short Position503,070CalciMedica, Inc. Common Stock
Change vs Previous-457,661-47.6%

Short interest history

Twice-monthly snapshots of open short positions.

SettlementShort PositionChangeChange %Days to CoverShort % Float
Jul 31, 2026503,070-457,661-47.6%1.817.6%
Jul 15, 2026960,731-691,214-41.8%2.433.6%
Jun 30, 20261,651,945+1,375,619+497.8%1.057.7%

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, 202668,7090107,71463.8%3
Aug 20, 2026185,98425,701475,15739.1%3
Aug 19, 202612,4291,600255,6034.9%2
Aug 18, 20269,682046,79520.7%3
Aug 17, 20264,439037,71211.8%2
Aug 14, 202636,092080,83144.7%2
Aug 13, 202691,9170235,65039.0%3
Aug 12, 202632,3160119,09027.1%1
Aug 11, 202627,569077,56635.5%2
Aug 10, 202625,412085,70629.7%2
Aug 7, 202675,2510255,18529.5%3
Aug 6, 202613,4840102,28313.2%2
Aug 5, 202633,9460147,64723.0%2
Aug 4, 202611,5821,165106,92710.8%1
Aug 3, 2026260,81443,760482,97354.0%3
Jul 31, 2026106,3850180,12759.1%3
Jul 30, 202635,4300119,77829.6%2
Jul 29, 20267,6210108,2387.0%2
Jul 28, 202614,393075,79819.0%2
Jul 27, 202624,2283,000127,13919.1%1
Jul 24, 202624,348048,21150.5%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.