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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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STAA short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31
Short % of Float19.0%26,125,000 float shares
Days to Cover4.31,162,424 average daily volume
Open Short Position4,975,558STAAR Surgical Company Common
Change vs Previous-118,844-2.3%

Short interest history

Twice-monthly snapshots of open short positions.

SettlementShort PositionChangeChange %Days to CoverShort % Float
Jul 31, 20264,975,558-118,844-2.3%4.319.0%
Jul 15, 20265,094,402-187,382-3.5%7.719.5%
Jun 30, 20265,281,784+228,922+4.5%7.720.2%

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, 2026158,4524254,58262.2%3
Aug 20, 2026165,0611313,92152.6%3
Aug 19, 2026218,7670390,51656.0%3
Aug 18, 2026192,2050399,31348.1%3
Aug 17, 2026281,2190590,72947.6%3
Aug 14, 2026230,5220362,29763.6%3
Aug 13, 2026334,616137662,10150.5%3
Aug 12, 2026221,6630405,79554.6%3
Aug 11, 2026269,1570365,05973.7%3
Aug 10, 2026211,2890364,54458.0%3
Aug 7, 2026196,3960299,24565.6%3
Aug 6, 2026160,2997287,85255.7%3
Aug 5, 2026182,8060477,37838.3%3
Aug 4, 2026120,1710363,53533.1%3
Aug 3, 2026165,16512446,23937.0%3
Jul 31, 2026462,6550584,41179.2%3
Jul 30, 2026114,8426369,26431.1%3
Jul 29, 2026163,6910388,08342.2%3
Jul 28, 2026174,5972,400448,87438.9%3
Jul 27, 2026104,0738232,85044.7%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.