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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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ECVT short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31
Short % of Float4.1%99,217,000 float shares
Days to Cover3.21,253,910 average daily volume
Open Short Position4,037,929Ecovyst Inc.
Change vs Previous-497,793-11.0%

Short interest history

Twice-monthly snapshots of open short positions.

SettlementShort PositionChangeChange %Days to CoverShort % Float
Jul 31, 20264,037,929-497,793-11.0%3.24.1%
Jul 15, 20264,535,722+341,882+8.2%3.24.6%
Jun 30, 20264,193,840+637,870+17.9%1.74.2%

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, 2026246,0870372,22266.1%3
Aug 20, 2026335,7080507,06566.2%3
Aug 19, 2026262,6790444,89459.0%3
Aug 18, 2026242,9010593,17340.9%3
Aug 17, 2026252,8260362,69369.7%3
Aug 14, 2026155,1160267,33058.0%3
Aug 13, 2026192,299103356,86753.9%3
Aug 12, 2026308,5036,439481,42964.1%3
Aug 11, 2026184,7560501,01836.9%3
Aug 10, 2026171,0190455,26437.6%3
Aug 7, 2026188,1480546,69734.4%3
Aug 6, 2026204,2331,900539,61037.8%3
Aug 5, 2026293,3350649,10445.2%3
Aug 4, 2026283,7740358,14279.2%2
Aug 3, 2026180,852275274,30665.9%3
Jul 31, 2026159,7070300,09653.2%3
Jul 30, 2026156,4630248,71162.9%2
Jul 29, 2026218,166100332,25865.7%3
Jul 28, 2026168,5733214,82178.5%2
Jul 27, 2026211,328306287,13473.6%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.