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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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ECTM short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31
Short % of Float––
Days to Cover1.018,857 average daily volume
Open Short Position4,612ECA MARCELLUS TR I Unit
Change vs Previous+3,119+208.9%

Short interest history

Twice-monthly snapshots of open short positions.

SettlementShort PositionChangeChange %Days to CoverShort % Float
Jul 31, 20264,612+3,119+208.9%1.0–
Jul 15, 20261,493-530-26.2%1.0–
Jun 30, 20262,023-8,994-81.6%1.0–

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, 202685005,47215.5%1
Aug 18, 20261,00004,62121.6%1
Aug 17, 202626,474098,91026.8%1
Aug 14, 202616,551039,57441.8%1
Aug 13, 202649,9080229,28321.8%1
Aug 12, 202614,734042,95134.3%1
Aug 11, 202675501,68944.7%1
Aug 10, 202615,007019,87775.5%1
Aug 7, 202622,160032,95067.3%1
Aug 6, 202614,065026,04654.0%1
Aug 5, 20261,226010,52511.6%1
Aug 4, 20263,187014,64621.8%1
Aug 3, 20265,303019,64327.0%1
Jul 31, 202630004,2867.0%1
Jul 30, 20264,246011,90135.7%1
Jul 29, 202650007,7006.5%1
Jul 28, 20261,15003,46233.2%1
Jul 24, 202686307,65611.3%1

Daily short volume is transaction flow reported through FINRA facilities. It does not measure open short positions and is not consolidated exchange-wide volume.