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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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TMUSZ short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31
Short % of Float––
Days to Cover1.074,544 average daily volume
Open Short Position49,332T-Mobile US, Inc. 5.500% Senio
Change vs Previous+8,506+20.8%

Short interest history

Twice-monthly snapshots of open short positions.

SettlementShort PositionChangeChange %Days to CoverShort % Float
Jul 31, 202649,332+8,506+20.8%1.0–
Jul 15, 202640,826-16,122-28.3%1.1–
Jun 30, 202656,948+46,255+432.6%1.0–

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, 20261,21402,87542.2%1
Aug 20, 20262,743020,61313.3%1
Aug 19, 20262,03605,12839.7%1
Aug 18, 20262,5313144,98150.8%2
Aug 17, 20262,60804,44958.6%2
Aug 14, 20262,6522743,80869.6%1
Aug 13, 20261,17105,65820.7%1
Aug 12, 20263,79308,19146.3%1
Aug 11, 20261,41904,89129.0%1
Aug 10, 20269,570012,13278.9%2
Aug 7, 20266,104010,21159.8%1
Aug 6, 20265,3296510,08252.9%1
Aug 5, 20269,767017,92754.5%1
Aug 4, 20263,937879,64040.8%1
Aug 3, 20263,11909,34133.4%2
Jul 31, 20266,679015,93741.9%1
Jul 30, 20261,8472475,00836.9%1
Jul 29, 20262,50907,91331.7%2
Jul 28, 202681604,66017.5%1
Jul 27, 20266,552010,88460.2%1
Jul 24, 20268,111011,49670.6%1

Daily short volume is transaction flow reported through FINRA facilities. It does not measure open short positions and is not consolidated exchange-wide volume.