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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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BLFS short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31
Short % of Float10.6%42,731,300 float shares
Days to Cover2.12,208,090 average daily volume
Open Short Position4,544,348BioLife Solutions, Inc. Common
Change vs Previous+1,687,923+59.1%

Short interest history

Twice-monthly snapshots of open short positions.

SettlementShort PositionChangeChange %Days to CoverShort % Float
Jul 31, 20264,544,348+1,687,923+59.1%2.110.6%
Jul 15, 20262,856,425-157,466-5.2%5.06.7%
Jun 30, 20263,013,891-611,179-16.9%2.07.1%

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, 202689,3092,700278,80932.0%2
Aug 20, 2026105,5120221,37647.7%3
Aug 19, 202699,5270173,42357.4%3
Aug 18, 202650,9120160,89631.6%3
Aug 17, 202663,175108132,77247.6%3
Aug 14, 202649,8160138,28436.0%3
Aug 13, 2026146,6000213,33168.7%3
Aug 12, 202670,5495,000123,07757.3%3
Aug 11, 202682,771603132,71462.4%3
Aug 10, 202670,8990103,60868.4%3
Aug 7, 2026101,5280266,54938.1%3
Aug 6, 202685,409400141,52260.4%3
Aug 5, 202661,0940145,70141.9%3
Aug 4, 202673,312991179,03140.9%3
Aug 3, 202668,0900179,72637.9%3
Jul 31, 2026116,7380269,01743.4%3
Jul 30, 202668,1750161,22042.3%3
Jul 29, 2026252,8141,675438,32057.7%3
Jul 28, 2026396,18501,078,56236.7%3
Jul 27, 2026222,3218379,40758.6%3
Jul 24, 2026946,8861981,569,25860.3%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.