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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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MPWR short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31
Short % of Float4.5%47,338,000 float shares
Days to Cover2.1997,500 average daily volume
Open Short Position2,122,311Monolithic Power Systems, Inc.
Change vs Previous-334,644-13.6%

Short interest history

Twice-monthly snapshots of open short positions.

SettlementShort PositionChangeChange %Days to CoverShort % Float
Jul 31, 20262,122,311-334,644-13.6%2.14.5%
Jul 15, 20262,456,955+242,593+11.0%2.75.2%
Jun 30, 20262,214,362-133,960-5.7%1.54.7%

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, 202655,857955158,91335.1%3
Aug 20, 202650,8751110,32746.1%3
Aug 19, 202699,5311,315208,67547.7%3
Aug 18, 2026190,95952307,72462.1%3
Aug 17, 202679,197144131,69060.1%3
Aug 14, 202684,646646150,59756.2%3
Aug 13, 202667,55621136,24549.6%3
Aug 12, 202666,98323138,64948.3%3
Aug 11, 202653,2450148,04236.0%3
Aug 10, 202679,29951132,84259.7%3
Aug 7, 202666,40455184,99535.9%3
Aug 6, 202683,5699192,46043.4%3
Aug 5, 2026133,038116226,22258.8%3
Aug 4, 2026152,74394392,05839.0%3
Aug 3, 2026175,74618443,44539.6%3
Jul 31, 2026310,615296673,44846.1%3
Jul 30, 2026171,747422508,14533.8%3
Jul 29, 2026185,8318303,57861.2%3
Jul 28, 2026123,2621292,54742.1%3
Jul 27, 2026134,38635245,43154.8%3
Jul 24, 2026112,33425187,05560.1%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.