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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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ERO short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31
Short % of Float5.1%101,772,000 float shares
Days to Cover6.0865,432 average daily volume
Open Short Position5,162,711Ero Copper Corp.
Change vs Previous+572,407+12.5%

Short interest history

Twice-monthly snapshots of open short positions.

SettlementShort PositionChangeChange %Days to CoverShort % Float
Jul 31, 20265,162,711+572,407+12.5%6.05.1%
Jul 15, 20264,590,304+1,005,646+28.1%4.74.5%
Jun 30, 20263,584,658+122,989+3.5%2.93.5%

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, 2026953,62461,692,77556.3%3
Aug 20, 2026419,9560722,86458.1%3
Aug 19, 2026223,7371,693540,31241.4%3
Aug 18, 2026185,9392,568669,30427.8%3
Aug 17, 2026223,5690415,26753.8%3
Aug 14, 2026197,8692,239349,79256.6%3
Aug 13, 2026275,7984,051621,96244.3%3
Aug 12, 2026358,797770548,23365.4%3
Aug 11, 2026350,771277642,46354.6%3
Aug 10, 2026802,8731,1021,644,65648.8%3
Aug 7, 2026637,246121,004,17363.5%3
Aug 6, 2026307,4420525,73058.5%3
Aug 5, 2026293,243345463,49063.3%3
Aug 4, 2026157,2320322,07248.8%3
Aug 3, 202685,982100197,00443.6%3
Jul 31, 2026134,9628266,87050.6%3
Jul 30, 2026152,7010281,93254.2%3
Jul 29, 2026145,61323293,20949.7%3
Jul 28, 2026186,9060331,01756.5%3
Jul 27, 202686,2940180,07547.9%3
Jul 24, 202682,3460138,24959.6%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.