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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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LRMR short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31
Short % of Float21.1%57,897,000 float shares
Days to Cover9.41,299,572 average daily volume
Open Short Position12,190,367Larimar Therapeutics, Inc. Com
Change vs Previous+886,414+7.8%

Short interest history

Twice-monthly snapshots of open short positions.

SettlementShort PositionChangeChange %Days to CoverShort % Float
Jul 31, 202612,190,367+886,414+7.8%9.421.1%
Jul 15, 202611,303,953-889,298-7.3%4.919.5%
Jun 30, 202612,193,251+1,657,648+15.7%3.221.1%

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, 202692,7470218,67442.4%3
Aug 20, 2026165,3770384,12043.1%3
Aug 19, 2026160,8560412,97339.0%3
Aug 18, 2026201,5960353,71557.0%2
Aug 17, 2026205,4850395,66851.9%3
Aug 14, 2026285,0730525,11954.3%3
Aug 13, 2026291,5330599,36948.6%3
Aug 12, 2026333,6400463,31372.0%3
Aug 11, 2026195,0460638,75030.5%2
Aug 10, 2026200,495370453,39444.2%3
Aug 7, 202674,48413179,18941.6%3
Aug 6, 202695,0050196,32048.4%3
Aug 5, 2026369,867700530,01169.8%3
Aug 4, 2026460,0810628,84673.2%3
Aug 3, 2026138,2640252,94454.7%3
Jul 31, 2026277,17615403,47768.7%2
Jul 30, 2026147,0530316,47546.5%3
Jul 29, 2026495,320111659,26675.1%2
Jul 28, 2026460,0920761,84860.4%2
Jul 27, 2026488,5850761,18064.2%3
Jul 24, 2026359,6140449,00580.1%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.