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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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ZLAB short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31
Short % of Float7.1%91,636,000 float shares
Days to Cover10.9602,393 average daily volume
Open Short Position6,534,451Zai Lab Limited American Depos
Change vs Previous+182,558+2.9%

Short interest history

Twice-monthly snapshots of open short positions.

SettlementShort PositionChangeChange %Days to CoverShort % Float
Jul 31, 20266,534,451+182,558+2.9%10.97.1%
Jul 15, 20266,351,893-1,802,145-22.1%7.56.9%
Jun 30, 20268,154,038+903,370+12.5%8.08.9%

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, 2026271,605808364,42574.5%3
Aug 20, 2026286,5310876,84832.7%3
Aug 19, 2026301,6440910,55333.1%3
Aug 18, 2026542,467700639,44484.8%3
Aug 17, 2026410,9220496,65682.7%3
Aug 14, 2026274,2860492,61055.7%3
Aug 13, 2026177,5030513,56934.6%3
Aug 12, 2026646,6230825,70078.3%3
Aug 11, 2026881,0891,4052,143,10941.1%3
Aug 10, 2026643,5200753,62485.4%3
Aug 7, 2026321,5330812,93839.6%3
Aug 6, 2026346,28199515,88767.1%3
Aug 5, 202638,507056,82067.8%3
Aug 4, 202649,020092,47253.0%3
Aug 3, 202658,7100103,50456.7%3
Jul 31, 202662,010995120,35051.5%3
Jul 30, 202670,9840108,70965.3%3
Jul 29, 2026107,8890268,01140.3%3
Jul 28, 2026102,5410466,88922.0%3
Jul 27, 2026229,1260335,51968.3%3
Jul 24, 202689,5020199,30444.9%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.