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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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NBIX short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31
Short % of Float4.4%100,347,000 float shares
Days to Cover3.01,456,278 average daily volume
Open Short Position4,390,083Neurocrine Biosciences, Inc. C
Change vs Previous-944,605-17.7%

Short interest history

Twice-monthly snapshots of open short positions.

SettlementShort PositionChangeChange %Days to CoverShort % Float
Jul 31, 20264,390,083-944,605-17.7%3.04.4%
Jul 15, 20265,334,688-196,166-3.5%4.95.3%
Jun 30, 20265,530,854-159,634-2.8%4.25.5%

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, 2026233,213674511,00945.6%3
Aug 20, 2026163,9031,739288,30656.9%3
Aug 19, 2026274,910669418,94065.6%3
Aug 18, 2026270,245257388,41369.6%3
Aug 17, 2026268,134143457,21358.6%3
Aug 14, 2026232,67913,085551,74842.2%3
Aug 13, 2026571,3894,1611,021,02056.0%3
Aug 12, 2026406,521323816,71449.8%3
Aug 11, 2026184,624735307,87360.0%3
Aug 10, 2026252,2063,019448,88056.2%3
Aug 7, 2026278,3890425,29165.5%3
Aug 6, 2026436,25441661,43966.0%3
Aug 5, 2026309,872152580,46053.4%3
Aug 4, 2026250,7913,195439,08557.1%3
Aug 3, 2026280,4836,115446,50062.8%3
Jul 31, 20261,764,41015,8752,108,59383.7%3
Jul 30, 2026572,4445,988750,70176.3%3
Jul 29, 2026309,5709,084476,24465.0%3
Jul 28, 2026392,08810,712559,71570.1%3
Jul 27, 2026365,511575496,25673.7%3
Jul 24, 2026245,9483,290449,52354.7%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.