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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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AON short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31
Short % of Float2.3%209,461,000 float shares
Days to Cover3.11,611,493 average daily volume
Open Short Position4,919,769Aon plc Class A
Change vs Previous+365,121+8.0%

Short interest history

Twice-monthly snapshots of open short positions.

SettlementShort PositionChangeChange %Days to CoverShort % Float
Jul 31, 20264,919,769+365,121+8.0%3.12.3%
Jul 15, 20264,554,648+858,792+23.2%4.02.2%
Jun 30, 20263,695,856+105,226+2.9%1.61.8%

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, 2026128,162200235,38254.4%3
Aug 20, 2026146,0820265,87654.9%3
Aug 19, 2026119,0040184,69464.4%3
Aug 18, 2026206,5412,624285,63472.3%3
Aug 17, 2026135,60723233,98558.0%3
Aug 14, 2026164,247126224,47373.2%3
Aug 13, 2026186,374137259,67471.8%3
Aug 12, 2026139,23869226,82061.4%3
Aug 11, 202682,4310132,78262.1%3
Aug 10, 2026141,4680218,61164.7%3
Aug 7, 2026112,4900184,86760.8%3
Aug 6, 2026162,2390253,65564.0%3
Aug 5, 202696,2120180,22253.4%3
Aug 4, 2026225,8181338,68766.7%3
Aug 3, 2026265,488265417,54163.6%3
Jul 31, 2026252,008527431,96358.3%3
Jul 30, 2026520,3687791,224,52942.5%3
Jul 29, 2026498,80453814,03661.3%3
Jul 28, 2026296,3065638,09346.4%3
Jul 27, 2026319,6523,949536,04859.6%3
Jul 24, 2026215,8360312,96369.0%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.