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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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CODX short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31
Short % of Float9.9%3,522,900 float shares
Days to Cover1.0411,971 average daily volume
Open Short Position348,657Co-Diagnostics, Inc. Common St
Change vs Previous+5,861+1.7%

Short interest history

Twice-monthly snapshots of open short positions.

SettlementShort PositionChangeChange %Days to CoverShort % Float
Jul 31, 2026348,657+5,861+1.7%1.09.9%
Jul 15, 2026342,796+217,191+172.9%1.09.7%
Jun 30, 2026125,605+5,916+4.9%1.03.6%

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, 202674,078499147,07650.4%3
Aug 20, 202681,15117,656152,84653.1%3
Aug 19, 2026272,7836,551661,60341.2%3
Aug 18, 202665,5571,090191,00634.3%3
Aug 17, 2026121,6283204,87059.4%3
Aug 14, 202697,6300184,72252.9%3
Aug 13, 2026169,013100228,18274.1%3
Aug 12, 202647,803062,14876.9%3
Aug 11, 202636,841060,23361.2%3
Aug 10, 202632,4390100,26232.4%3
Aug 7, 202649,69611,05989,87855.3%2
Aug 6, 2026319,89931,799471,89167.8%3
Aug 5, 202648,676085,34157.0%3
Aug 4, 202679,1852168,65047.0%2
Aug 3, 202695,6700138,06469.3%3
Jul 31, 202669,53323211,40332.9%3
Jul 30, 2026255,5070411,21462.1%3
Jul 29, 2026262,59974,919503,37152.2%3
Jul 28, 2026321,82281,463577,03655.8%3
Jul 27, 202627,23880267,15540.6%3
Jul 24, 202628,413049,97656.9%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.