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Stockfacts

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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ANRO short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31
Short % of Float12.7%25,445,000 float shares
Days to Cover7.5434,265 average daily volume
Open Short Position3,235,210Alto Neuroscience Inc.
Change vs Previous+138,405+4.5%

Short interest history

Twice-monthly snapshots of open short positions.

SettlementShort PositionChangeChange %Days to CoverShort % Float
Jul 31, 20263,235,210+138,405+4.5%7.512.7%
Jul 15, 20263,096,805+686,767+28.5%4.312.2%
Jun 30, 20262,410,038+787,841+48.6%3.09.5%

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, 202686,7282,000119,63972.5%3
Aug 20, 2026102,1463,000126,45280.8%3
Aug 19, 202687,8020128,67468.2%3
Aug 18, 2026132,5530202,96065.3%3
Aug 17, 2026228,92910,368348,25265.7%3
Aug 14, 2026166,0300229,24572.4%3
Aug 13, 2026314,75410,298479,92065.6%3
Aug 12, 202669,567095,85672.6%3
Aug 11, 202643,436070,26161.8%2
Aug 10, 202657,574086,97866.2%3
Aug 7, 202693,8730140,68966.7%3
Aug 6, 202686,7821159,80954.3%3
Aug 5, 202658,066074,92577.5%3
Aug 4, 202682,6240131,11363.0%3
Aug 3, 2026112,6640168,62266.8%3
Jul 31, 202664,628097,15066.5%3
Jul 30, 202681,8660142,56157.4%3
Jul 29, 202670,1550107,27665.4%3
Jul 28, 2026129,50418,687147,06788.1%3
Jul 27, 2026103,8763,198156,22066.5%3
Jul 24, 202686,6571,391117,81973.6%2

Daily short volume is transaction flow reported through FINRA facilities. It does not measure open short positions and is not consolidated exchange-wide volume.