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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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TRN short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31
Short % of Float4.7%78,441,000 float shares
Days to Cover4.4832,555 average daily volume
Open Short Position3,681,145Trinity Industries, Inc.
Change vs Previous-1,496,786-28.9%

Short interest history

Twice-monthly snapshots of open short positions.

SettlementShort PositionChangeChange %Days to CoverShort % Float
Jul 31, 20263,681,145-1,496,786-28.9%4.44.7%
Jul 15, 20265,177,931-178,132-3.3%6.96.6%
Jun 30, 20265,356,063+336,424+6.7%6.36.8%

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, 202677,8620131,38459.3%3
Aug 20, 202696,5680155,18862.2%3
Aug 19, 202681,765705120,11468.1%3
Aug 18, 2026180,3720261,84568.9%3
Aug 17, 2026106,7795179,02159.6%3
Aug 14, 202687,9200134,93265.2%3
Aug 13, 2026130,8250192,81667.8%3
Aug 12, 2026142,6830252,50756.5%2
Aug 11, 2026137,7410200,16068.8%3
Aug 10, 2026188,0940245,51076.6%3
Aug 7, 2026188,4620238,57679.0%3
Aug 6, 2026117,8860175,94467.0%3
Aug 5, 2026249,8440353,64270.6%3
Aug 4, 2026185,8890251,66673.9%3
Aug 3, 2026185,9730288,75464.4%3
Jul 31, 2026356,3720489,13172.9%3
Jul 30, 2026346,650100441,25678.6%3
Jul 29, 2026262,7460384,20368.4%3
Jul 28, 2026171,818428273,00462.9%3
Jul 27, 202696,30711207,94946.3%3
Jul 24, 202679,4990134,80959.0%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.