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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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KPTI short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31
Short % of Float50.0%15,109,500 float shares
Days to Cover2.72,831,508 average daily volume
Open Short Position7,555,693Karyopharm Therapeutics Inc. C
Change vs Previous+1,243,388+19.7%

Short interest history

Twice-monthly snapshots of open short positions.

SettlementShort PositionChangeChange %Days to CoverShort % Float
Jul 31, 20267,555,693+1,243,388+19.7%2.750.0%
Jul 15, 20266,312,305-271,120-4.1%17.141.8%
Jun 30, 20266,583,425+998,250+17.9%9.143.6%

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, 2026113,378100445,37825.5%3
Aug 20, 2026161,59439346,68246.6%3
Aug 19, 2026146,4670402,08736.4%3
Aug 18, 2026274,11438,644668,29341.0%3
Aug 17, 2026251,311769765,65532.8%3
Aug 14, 2026228,6210492,24646.4%2
Aug 13, 2026308,2341,049852,04436.2%3
Aug 12, 2026271,63428,5821,012,27426.8%3
Aug 11, 2026434,55898,726981,62644.3%3
Aug 10, 2026444,6593,6001,032,90843.0%3
Aug 7, 2026203,86701,010,16120.2%3
Aug 6, 2026269,03266627,25442.9%3
Aug 5, 2026801,3476,9021,391,72557.6%3
Aug 4, 2026653,2762001,581,15941.3%3
Aug 3, 2026896,760247,6282,583,80334.7%3
Jul 31, 20267,658,278944,81613,634,86756.2%3
Jul 30, 2026121,2390312,07638.8%3
Jul 29, 2026114,6270147,04478.0%3
Jul 28, 2026124,2710189,23565.7%3
Jul 27, 2026203,1492,200237,74085.5%3
Jul 24, 2026245,0730346,15170.8%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.