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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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ATROB short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31
Short % of Float––
Days to Cover5.552,287 average daily volume
Open Short Position286,635Astronics Corporation Class B
Change vs Previous-23,782-7.7%

Short interest history

Twice-monthly snapshots of open short positions.

SettlementShort PositionChangeChange %Days to CoverShort % Float
Jul 31, 2026286,635-23,782-7.7%5.5–
Jul 15, 2026310,417-132,221-29.9%1.0–
Jun 30, 2026442,638+422,012+2046.0%1.8–

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, 20263,317013,15925.2%1
Aug 20, 20264,343018,18723.9%1
Aug 19, 202646304,8549.5%1
Aug 18, 20268,676072,53812.0%1
Aug 17, 2026588020,5532.9%1
Aug 14, 20265,606036,03015.6%1
Aug 13, 202613,310056,46723.6%1
Aug 12, 202611,3240134,1758.4%1
Aug 11, 20261,102048,9572.3%1
Aug 10, 20262,509011,04822.7%1
Aug 7, 20265,872017,48833.6%1
Aug 6, 20262,05708,73323.6%1
Aug 5, 20263,588014,92824.0%1
Aug 4, 20267,522017,63942.6%1
Aug 3, 20266,635013,07250.8%1
Jul 31, 20261,26109,74512.9%1
Jul 30, 20261,845024,8467.4%1
Jul 29, 20268,723025,99233.6%1
Jul 28, 2026639014,3304.5%1
Jul 27, 20262,343018,49912.7%1
Jul 24, 20263,674015,89723.1%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.