Why is HEI stock up today?

HEICO Corporation (HEI) is up 0.0% today. A recent SEC filing (HEICO CORP: Q3 FY2026 results, three months to Jul 31, 2026) may be a factor. Volume is running about 0.0x its recent daily average.

Why is $HEI stock moving today?

HEICO Corporation · AIRCRAFT ENGINES & ENGINE PARTS

Why is $HEI moving today?

The likely driver

HEICO CORP: Q3 FY2026 results, three months to Jul 31, 2026

SEC filing · Aug 27

The numbers behind the move

Short interest

19.6% of float

Days to cover

7.4d

Float

18.9M · High

Float rotation

0.0x

Dilution

Heavy

Insider buying

8 open-market

HEI: 19.6% of the float is sold short (7.4 days to cover), active share dilution on file, 8 open-market insider buys.

Price

$296.73

Move today

-0.0%

Volume vs avg

0.0x

Scanner alerts today

Flagged in 30 days

Market cap

$41.5B

Prev close

$296.75

Avg volume

471K

Nothing has triggered on HEI yet in this session. Our scanner has flagged it 86 times in the last 30 days , most recently on October 13 for big percentage moves, unusual volume, which is why this page is here. See the full HEI page for the chart and the alert history.

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Other stocks moving today

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Each opens that stock’s own why-is-it-moving page.

Move and volume are based on the latest market data and refresh live on this page. Scanner alerts are our own real-time unusual-volume signals. This is research, not investment advice.