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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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LONA short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31
Short % of Float0.7%5,616,900 float shares
Days to Cover2.020,484 average daily volume
Open Short Position40,714LeonaBio, Inc. Common Stock
Change vs Previous-13,262-24.6%

Short interest history

Twice-monthly snapshots of open short positions.

SettlementShort PositionChangeChange %Days to CoverShort % Float
Jul 31, 202640,714-13,262-24.6%2.00.7%
Jul 15, 202653,976-2,094-3.7%1.01.0%
Jun 30, 202656,070+4,440+8.6%3.01.0%

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, 20263,54703,88891.2%3
Aug 20, 20261,1222002,64842.4%1
Aug 19, 202630,859045,93267.2%2
Aug 18, 20262,3780511,4760.5%3
Aug 17, 202685,702317153,68155.8%2
Aug 14, 20261,82003,15057.8%2
Aug 13, 20265,462013,44840.6%2
Aug 12, 202624201,31418.4%2
Aug 11, 202674903,43521.8%3
Aug 10, 20262,24703,72360.4%2
Aug 7, 20268,132615,52352.4%3
Aug 6, 202690801,48861.0%2
Aug 5, 202670401,93136.5%2
Aug 4, 202686801,42660.9%2
Aug 3, 202692805,09918.2%3
Jul 31, 202696303,53027.3%3
Jul 30, 20261,61107,51621.4%2
Jul 29, 20261,7912006,57727.2%2
Jul 28, 20261,85806,21029.9%2
Jul 27, 20262,17204,18751.9%2
Jul 24, 20261,97903,51456.3%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.