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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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BFLY short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31
Short % of Float15.0%217,933,000 float shares
Days to Cover4.37,599,337 average daily volume
Open Short Position32,688,557Butterfly Network, Inc.
Change vs Previous+1,435,089+4.6%

Short interest history

Twice-monthly snapshots of open short positions.

SettlementShort PositionChangeChange %Days to CoverShort % Float
Jul 31, 202632,688,557+1,435,089+4.6%4.315.0%
Jul 15, 202631,253,468+2,509,481+8.7%3.614.3%
Jun 30, 202628,743,987+2,875,931+11.1%1.713.2%

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, 20261,158,50710,4822,317,67150.0%3
Aug 20, 20261,022,25710,9651,816,95856.3%3
Aug 19, 2026780,3772,2461,454,76753.6%3
Aug 18, 20261,047,4926,6991,826,34857.4%3
Aug 17, 2026975,396331,9941,330,58673.3%3
Aug 14, 20261,170,283181,8882,105,92155.6%3
Aug 13, 20261,560,445184,0252,785,68956.0%3
Aug 12, 2026813,1371781,540,72452.8%3
Aug 11, 20261,227,3084,1782,139,60757.4%3
Aug 10, 20262,691,0308,8535,691,69547.3%3
Aug 7, 20261,066,52901,935,05655.1%3
Aug 6, 2026690,4832111,297,61153.2%3
Aug 5, 20261,239,7938,7572,250,99755.1%3
Aug 4, 20262,439,96919,2014,684,53952.1%3
Aug 3, 20262,481,490221,8104,956,63450.1%3
Jul 31, 20262,685,818538,6404,571,74758.7%3
Jul 30, 20261,792,12410,6873,927,97345.6%3
Jul 29, 20261,789,5112,7062,770,96164.6%3
Jul 28, 20261,007,57501,575,45364.0%3
Jul 27, 2026880,8839501,452,23160.7%3
Jul 24, 2026907,50201,412,77064.2%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.