349.90 USD
↗ 7.45 (2.18%)PRE MARKET (AS OF 05:29 AM EDT)
HEI Stock Premarket
HEICO Corporation
HEINYSE • USD
Market: OPEN
Premarket trading runs 4:00 AM – 9:30 AM ET.
HEI last traded at $349.90 in premarket, up $7.45 (2.18%) from its previous close of $342.45.
📅 HEI is expected to report earnings around Aug 24, 2026 after the close (estimated), with an estimated EPS of $1.46. HEI earnings details →
HEI Premarket Chart
HEI Premarket News
Gap Analytics — 5-year history, 5% minimum gap
Over the past 5 years, HEI has had 6 qualifying gap events (gaps of 5% or more at the open) — 5 gap-ups and 1 gap-down. Gap-ups averaged +7.9%, 60% have fully filled, median time to fill 4 trading days. Gap-downs averaged -9.3%, 0% have fully filled. Most recent: a +12.1% gap up on May 28, 2026, still unfilled. HEI has 1 unfilled gap from the past 60 days — a +12.1% gap up on May 28, 2026, currently 85% retraced. Average 20-trading-day return after a HEI gap up: +4.02%. After a gap down: -12.8%.
Gap Ups5 events
Fill Rate
60.0%
Avg Gap
7.9%
Avg 50% Fill
4d
Avg Fill
4d
Gap Downs1 events
Fill Rate
0.0%
Avg Gap
9.3%
Avg 50% Fill
3d
Avg Fill
—
Avg Gap Fill by Timeframes
Gap Ups
| 1 day | 1 week | 2 week | 4 week | |
|---|---|---|---|---|
| fills 25% | 60% | 80% | 80% | 80% |
| fills 50% | 40% | 80% | 80% | 80% |
| fills 75% | 40% | 60% | 80% | 80% |
| fills 100% | 20% | 40% | 40% | 40% |
Gap Downs
| 1 day | 1 week | 2 week | 4 week | |
|---|---|---|---|---|
| fills 25% | 100% | 100% | 100% | 100% |
| fills 50% | 0% | 100% | 100% | 100% |
| fills 75% | 0% | 0% | 0% | 0% |
| fills 100% | 0% | 0% | 0% | 0% |
Active Unfilled Gaps (past 60 days)
29 days ago
2026-05-28
Gap %
+12.06%
Gap From
$309.40
% vs Current
-9.65%
retraced 85% to $315.00
Complete Gap History — 6 events
| Date | Gap From | Gap % | Status | Days to 50% | Days to Fill | % of Gap Filled After | |||
|---|---|---|---|---|---|---|---|---|---|
| 1 day | 1 week | 2 week | 4 week | ||||||
| 29 days ago | $309.40 | +12.06% | Open | 4d | — | 30% | 52% | 85% | 85% |
| 2026-02-26 | $344.72 | -9.30% | Open | 3d | — | 28% | 71% | 71% | 71% |
| 2025-08-26 | $305.34 | +5.45% | Filled | 4d | 36d | 18% | 82% | 82% | 82% |
| 2025-04-08 | $236.44 | +5.13% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2025-02-27 | $227.45 | +7.72% | Open | 28d | — | 0% | 0% | 0% | 0% |
| 2024-08-15 | $236.89 | +9.26% | Filled | 1d | 4d | 97% | 100% | 100% | 100% |
Frequently Asked Questions
What is HEI's premarket price?
HEI (HEI) is trading at $349.90 in premarket, up $7.45 (2.18%) from the previous close of $342.45.
Why is HEI moving in premarket?
HEI (HEI) is up 2.18% from its previous close in premarket trading. Premarket moves are usually driven by company-specific news, earnings results, analyst rating or price-target changes, or broad market and sector sentiment. Check the latest HEI premarket headlines and gap history below for the likely catalyst.
When does HEI premarket trading start?
Premarket trading for HEI on the NYSE runs from 4:00 AM to 9:30 AM Eastern Time, ahead of the regular session (9:30 AM – 4:00 PM ET). After-hours runs from 4:00 PM to 8:00 PM ET.
How often does HEI fill its gaps?
Over the past 5 years, 60% of HEI gap-ups have fully filled and 0% of gap-downs have filled. Median time to fill is 4 trading days for gap-ups.
Does HEI have any unfilled gaps?
Yes. HEI has 1 unfilled gap from the past 60 days. The largest is a +12.1% gap up from May 28, 2026 and is currently 85% retraced.
What's the average return after a HEI gap?
Based on 6 qualifying gap events over the past 5 years, the average 20-trading-day return after a HEI gap up is +4.02%, and after a gap down is -12.8%.
When does HEI report earnings?
HEI is expected to report earnings around Aug 24, 2026 after the close (estimated), with an estimated EPS of $1.46.