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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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CALX short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31
Short % of Float8.8%56,970,000 float shares
Days to Cover2.91,727,040 average daily volume
Open Short Position4,993,489CALIX, INC.
Change vs Previous-723,516-12.7%

Short interest history

Twice-monthly snapshots of open short positions.

SettlementShort PositionChangeChange %Days to CoverShort % Float
Jul 31, 20264,993,489-723,516-12.7%2.98.8%
Jul 15, 20265,717,005-92,285-1.6%5.210.0%
Jun 30, 20265,809,290+190,749+3.4%3.910.2%

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, 2026119,8694,128168,05371.3%3
Aug 20, 2026148,1980203,95172.7%3
Aug 19, 2026234,097100308,04976.0%3
Aug 18, 2026124,321900227,37254.7%3
Aug 17, 2026156,7280235,08266.7%3
Aug 14, 202676,2770146,56252.0%3
Aug 13, 2026142,3953212,72366.9%3
Aug 12, 2026115,1691195,33959.0%3
Aug 11, 2026148,85228288,73851.6%3
Aug 10, 202697,858851338,96728.9%3
Aug 7, 2026104,08327219,35347.5%3
Aug 6, 2026135,1760614,39222.0%3
Aug 5, 2026181,483401418,54243.4%3
Aug 4, 2026265,935621345,97376.9%3
Aug 3, 2026159,09320222,34671.6%3
Jul 31, 2026171,8900223,52376.9%3
Jul 30, 2026253,382315318,51979.6%3
Jul 29, 2026274,32317410,94166.8%3
Jul 28, 2026263,0140427,53561.5%3
Jul 27, 2026372,3460599,62562.1%3
Jul 24, 2026367,989110488,07375.4%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.