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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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NGS short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31
Short % of Float3.4%12,594,400 float shares
Days to Cover3.2133,558 average daily volume
Open Short Position425,353Natural Gas Services Group, In
Change vs Previous+2,183+0.5%

Short interest history

Twice-monthly snapshots of open short positions.

SettlementShort PositionChangeChange %Days to CoverShort % Float
Jul 31, 2026425,353+2,183+0.5%3.23.4%
Jul 15, 2026423,170-24,421-5.5%3.63.4%
Jun 30, 2026447,591+138,283+44.7%2.33.6%

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, 202624,149042,26157.1%3
Aug 20, 202630,3941551,44659.1%3
Aug 19, 202647,634091,39152.1%3
Aug 18, 202623,300143,55153.5%3
Aug 17, 202627,192055,04549.4%3
Aug 14, 202614,963064,41123.2%3
Aug 13, 202632,573060,19154.1%3
Aug 12, 202633,454065,18351.3%3
Aug 11, 202629,891060,30049.6%3
Aug 10, 202615,578031,77449.0%3
Aug 7, 202611,676033,43034.9%3
Aug 6, 20269,365028,82332.5%3
Aug 5, 202611,312026,26943.1%3
Aug 4, 202612,385034,57435.8%3
Aug 3, 20268,851027,91931.7%3
Jul 31, 202617,241044,90438.4%3
Jul 30, 202629,032072,55940.0%3
Jul 29, 202613,331038,84034.3%3
Jul 28, 202629,308069,78742.0%3
Jul 27, 202636,705065,65655.9%3
Jul 24, 202624,4597260,19240.6%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.