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HEI — structural market context

HEICO Corporation

Structural market context from public regulatory and market data, shown with its as-of dates. Descriptive only: nothing on this page is a recommendation, a prediction, or advice to buy or sell any security.

What changed

As of the close on Oct 15. Each line shows the earlier value, the later value and their dates.

Price

Close $308.64 (Oct 15) vs $298.58 (Oct 14): +3.37%.

Volume

0.85× its 20-session average (470K) on Oct 15.

Includes pre- and post-market trading.

Short interest

Short interest 3.7M shares (settlement Sep 30) vs 3.3M (Sep 15).

No new publication in this window. Latest: settlement Sep 30, published Oct 10.

Fails-to-deliver

Latest file (settlements Sep 1–Sep 14, published Sep 30): 2 days with fails, largest 4K shares on Sep 10.

Previous file (settlements Aug 17–Aug 31, published Sep 16): 6 days with fails, largest 515 shares on Aug 24.

No new publication in this window.

Analyst rating actions

None recorded in this window.

Insider filings (Form 4)

None recorded in this window.

HEI short interest & days to cover

SHARES SHORT
3.7M
% OF FLOAT
—
DAYS TO COVER
7.4
CHANGE VS PRIOR
+11.7%

FINRA consolidated short interest, reported twice a month and published ~2 weeks after each settlement date. % of float uses reported free float. · as of 2026-09-30 (16d ago)

HEI fails-to-deliver (FTD)

Settlement dateFailed sharesPrice
2026-09-18 · 28d5K$296.48
2026-09-10 · 36d4K$312.32
2026-09-04 · 42d2$325.7

SEC fails-to-deliver files, published twice a month with ~6 weeks of delay.

HEI insider buying and selling (Form 4)

Last 12 months, Form 4 codes P and S: 8 purchases · 0 sales · 8 distinct buyers in 30 days

InsiderTypeSharesValueFiled
MENDELSON VICTOR H · director, officer, other: Co-COB and Co-CEOBuy (P)795$175K2026-10-13
CULLIGAN THOMAS M · directorBuy (P)795$175K2026-10-13
Hildebrandt Mark H · directorBuy (P)795$175K2026-10-13
Neitzel Julie · directorBuy (P)592$175K2026-10-13
Fine Carol F. · directorBuy (P)795$175K2026-10-13

SEC Form 4 filings: purchases and sales reported on Form 4 (transaction codes P and S) only; grants and option exercises excluded. Attributed public records.

HEI analyst ratings

FirmActionRatingPublished
GuggenheiminitialiseNeutral2026-09-14
Melius Researchprice_target—2026-09-14
Morgan Stanleyprice_target—2026-09-02
Goldman SachsholdBuy2026-08-31
Goldman Sachsprice_target—2026-08-31

Rating actions as published by the firms, from public feeds. They are not graded here.

Frequently asked questions

Are insiders buying HEI?
In the last 12 months of SEC Form 4 filings, HEI recorded 8 insider purchases and 0 sales reported on Form 4 (transaction codes P and S; grants and option exercises excluded). 8 distinct insiders bought within the last 30 days. These are attributed public records — information, not instruction.
What do analysts say about HEI?
The most recent action: Guggenheim initialise to Neutral on 2026-09-14. Rating actions are shown as published by the firms; they are not graded here.
Is this page telling me to buy or sell HEI?
No. Everything on this page is descriptive, structural market context from public data, shown with its as-of dates. TradeAI News does not issue directional recommendations, price predictions, or buy/sell advice — for any ticker.
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Not financial advice. Trading involves risk. Descriptive structural context, never a recommendation.