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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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DGX short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31
Short % of Float3.4%109,547,000 float shares
Days to Cover2.71,344,732 average daily volume
Open Short Position3,684,192Quest Diagnostics Inc.
Change vs Previous+174,785+5.0%

Short interest history

Twice-monthly snapshots of open short positions.

SettlementShort PositionChangeChange %Days to CoverShort % Float
Jul 31, 20263,684,192+174,785+5.0%2.73.4%
Jul 15, 20263,509,407-223,100-6.0%4.33.2%
Jun 30, 20263,732,507+312,886+9.2%3.83.4%

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, 2026258,5492,100376,21868.7%3
Aug 20, 2026250,4403483,55851.8%3
Aug 19, 2026277,5082378,33673.3%3
Aug 18, 2026191,5723256,00974.8%3
Aug 17, 2026153,8380229,11167.1%3
Aug 14, 2026131,0460216,78860.4%3
Aug 13, 2026142,0430223,80863.5%3
Aug 12, 2026160,73010292,63854.9%3
Aug 11, 2026155,5654,835348,04244.7%3
Aug 10, 2026166,1780308,86753.8%3
Aug 7, 2026156,80515221,18470.9%3
Aug 6, 2026156,2270220,30170.9%3
Aug 5, 2026179,3090263,03068.2%3
Aug 4, 2026222,839320319,75469.7%3
Aug 3, 2026159,15734291,19854.7%3
Jul 31, 2026143,661100348,49841.2%3
Jul 30, 2026201,9771,270423,26847.7%3
Jul 29, 2026234,6490406,62557.7%3
Jul 28, 2026437,6262710,65861.6%3
Jul 27, 2026334,88821,370483,08269.3%3
Jul 24, 2026384,218703678,88656.6%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.