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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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BCRX short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31
Short % of Float14.8%222,402,000 float shares
Days to Cover12.42,638,326 average daily volume
Open Short Position32,804,839BioCryst Pharmaceuticals, Inc.
Change vs Previous+1,596,382+5.1%

Short interest history

Twice-monthly snapshots of open short positions.

SettlementShort PositionChangeChange %Days to CoverShort % Float
Jul 31, 202632,804,839+1,596,382+5.1%12.414.8%
Jul 15, 202631,208,457-17,476,784-35.9%6.014.0%
Jun 30, 202648,685,241+8,043,180+19.8%6.021.9%

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, 2026286,5090892,27632.1%3
Aug 20, 2026478,3920790,90560.5%3
Aug 19, 2026261,38101,007,28125.9%3
Aug 18, 2026368,4730821,45044.9%3
Aug 17, 2026352,0410773,79845.5%3
Aug 14, 2026665,4992,6181,435,96146.3%3
Aug 13, 2026962,2782,0431,933,34249.8%3
Aug 12, 2026586,8078,9571,360,60143.1%3
Aug 11, 2026986,4346112,008,82049.1%3
Aug 10, 2026575,8223,9671,090,17452.8%3
Aug 7, 2026907,80601,645,71355.2%3
Aug 6, 2026626,15401,465,97142.7%3
Aug 5, 20261,209,64102,089,91657.9%3
Aug 4, 2026490,40201,037,88547.3%3
Aug 3, 2026651,83101,332,07848.9%3
Jul 31, 2026863,28101,160,88274.4%3
Jul 30, 2026557,8940869,50864.2%3
Jul 29, 2026400,739100847,39647.3%2
Jul 28, 2026511,0845,075905,20456.5%3
Jul 27, 2026657,4247821,337,99149.1%3
Jul 24, 2026391,5540634,09161.8%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.