HEI

Heico Corp

Company with tickers: HEI, HEI-A

CIK

46619

CUSIP

422806109

Shares Outstanding

55,170,957

13F Activity (30d)

240 filings 232 filers

Weekly off-exchange (dark pool / OTC) trading volume reported to FINRA under its OTC/ATS Transparency data. ATS volume is executed on alternating trading systems (dark pools); non-ATS OTC is other over-the-counter dealer volume. The off-exchange share is total off-exchange volume as a percentage of consolidated weekly trading volume for the same Monday–Friday week.

1M 3M 6M 1Y 5Y All

Off-Exchange Volume History

Week Start	ATS Volume	Non-ATS OTC Volume	Total Off-Exchange	% of FINRA Weekly Volume
2026-05-18	905,077	544,930	1,450,007	47.5%

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