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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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CLH short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31
Short % of Float2.6%49,977,900 float shares
Days to Cover2.3582,115 average daily volume
Open Short Position1,311,094Clean Harbors, Inc
Change vs Previous+157,709+13.7%

Short interest history

Twice-monthly snapshots of open short positions.

SettlementShort PositionChangeChange %Days to CoverShort % Float
Jul 31, 20261,311,094+157,709+13.7%2.32.6%
Jul 15, 20261,153,385-43,724-3.6%3.12.3%
Jun 30, 20261,197,109+36,411+3.1%2.42.4%

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, 202654,280091,19859.5%3
Aug 20, 2026144,5290237,44060.9%3
Aug 19, 2026223,63019357,58262.5%3
Aug 18, 2026119,4930189,41763.1%3
Aug 17, 202696,1640224,02342.9%3
Aug 14, 2026139,6310236,45859.1%3
Aug 13, 2026127,7280244,46252.2%3
Aug 12, 2026118,1100205,02457.6%3
Aug 11, 202651,422096,19753.5%3
Aug 10, 202662,0551224,33827.7%3
Aug 7, 202674,87930152,46849.1%3
Aug 6, 202675,2130129,34658.1%3
Aug 5, 202676,1050156,05748.8%3
Aug 4, 2026112,88729218,18651.7%3
Aug 3, 2026103,04620198,41051.9%3
Jul 31, 202658,6734,717147,59439.8%3
Jul 30, 2026126,49338318,83339.7%3
Jul 29, 2026206,138103638,16432.3%3
Jul 28, 202684,4380282,81829.9%3
Jul 27, 202662,5160171,96836.4%3
Jul 24, 202643,113097,17844.4%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.