HEI technical analysis

HEI Technical Analysis

Analysis date

July 17, 2026

Market

NYSE (USD)

Daily cutoff

July 16, 2026

Reliability

Passed

Informational use only. This page is not investment advice.

Data verification

HEI Data Verification

Cross-validating the latest completed daily bar across independent sources.

Symbol
HEI
Market
NYSE
Currency
USD (US Dollar)
Latest completed bar
July 16, 2026

No adjustment factor (adjusted close equals raw close, factor 1.0). No stock splits or dividend adjustments affecting the analysis period.

SourceLatest CloseDateDifferenceStatus
Yahoo Finance Chart API (primary)349.32July 16, 2026-Verified
Finviz (independent)349.32July 16, 2026 (previous close)0.00%Verified

Bottom line

HEI Technical Analysis Summary

HEI (HEICO Corporation) shows a constructive technical picture with a bullish daily trend supported by price above all major moving averages. On the daily chart, price at 349.32 is above SMA20 (340.19), SMA50 (331.19), and SMA200 (295.76), confirming a well-established uptrend. RSI14 at 61.28 indicates bullish momentum without overbought conditions, leaving room for further upside. The daily MACD is positively aligned with the MACD line at 5.60 above the signal line at 4.29, and the histogram at 1.31 supports the prevailing bullish momentum. On the weekly timeframe, the structural uptrend remains intact with price above SMA20 (313.46), SMA50 (293.43), and SMA200 (238.59). Weekly RSI at 60.90 confirms the intermediate-term bullish bias. Key resistance sits at the 60-day high of 354.50 and the 52-week high of 375.11. Support rests at SMA20 (340.19) and SMA50 (331.19). As an aerospace and defense company, HEI benefits from sustained commercial aviation demand and defense spending, though the premium valuation relative to historical multiples warrants attention.

Multi-timeframe dashboard

Multi-Timeframe Technical Dashboard

Comparing daily (2-year) and weekly (5-year) perspectives to identify aligned or conflicting signals.

Daily (July 16, 2026)

Trend
Bullish. Price at 349.32 is above SMA20 (340.19, +2.68%), SMA50 (331.19, +5.47%), and SMA200 (295.76, +18.10%). All major moving averages are sloping upward with positive alignment, confirming a healthy uptrend. SMA20 is above SMA50, and both are well above the steadily rising SMA200, reflecting strong trend structure.
Momentum
Bullish. RSI14 at 61.28 is above the 50 midline, indicating bullish momentum without approaching overbought territory above 70. MACD line at 5.60 is above the signal line at 4.29, and the histogram at 1.31 is positive and stable, supporting the continuation of the current uptrend.
Volatility
Moderate. ATR14 at 8.15 (2.33% of price) suggests average daily movement of about 2.3%. Bollinger Bands (322.76 to 356.01) show price trading near the upper band, consistent with the bullish trend. Band width is moderate, indicating normal volatility conditions.
Volume
Near average. Latest volume of 412,300 is 93.4% of the 20-period average (441,220), indicating normal participation levels without unusual excitement or distribution.

Assessment

The daily chart presents a healthy bullish picture. HEI has maintained its position above all key moving averages, with the SMA200 providing a strong long-term support foundation well below current price. RSI in the low 60s indicates room for further upside before reaching overbought conditions. The MACD alignment is positive without signs of exhaustion. Volume is consistent with the trend, neither spiking on up days nor showing unusual selling pressure. The 52-week position at 67.99% reflects the stock is in the upper half of its annual range but below the 52-week high of 375.11, suggesting potential for continued trend extension.

Weekly (July 13, 2026 week)

Trend
Bullish. Price at 342.74 is above SMA20 (313.46), SMA50 (293.43), and SMA200 (238.59). All weekly moving averages are sloping upward with positive alignment, confirming a well-established multi-year uptrend. The SMA200 at 238.59 has been a reliable long-term support level.
Momentum
Bullish. RSI14 at 60.90 is above the 50 midline, reflecting solid intermediate-term bullish momentum. MACD line at 11.54 is above the signal line at 10.09, with a positive histogram of 1.45, confirming that bullish momentum is sustained at the weekly level.
Volatility
Moderate. ATR14 at 17.47 (5.10% of price) reflects typical weekly ranges for a mid-cap aerospace stock. Bollinger Bands (271.75 to 363.02) are moderately wide with price in the upper half, consistent with the bullish trend.
Volume
Near average. Weekly volume of 1,916,700 is 101.2% of the 20-week average (1,894,800), indicating typical participation levels with no sign of accumulation or distribution extremes.

Assessment

The weekly chart confirms a well-established bullish trend. HEI has been in a sustained uptrend with price significantly above all major weekly moving averages. RSI in the low 60s is healthy and not yet approaching overbought levels that have preceded prior corrections. The MACD is positively aligned and stable. The stock is trading in the upper half of its 52-week weekly range at 57.31%, reflecting the ongoing uptrend. The weekly structure supports the prevailing bullish outlook, with no signs of trend exhaustion or distribution.

Key indicators

HEI Key Technical Indicators

RSI, MACD, moving averages, ATR, and Bollinger Bands across daily and weekly timeframes.

IndicatorDailyWeekly
RSI (14)61.2860.90
MACD (12, 26, 9)5.60 / 4.29 / 1.3111.54 / 10.09 / 1.45
ATR (14)8.15 (2.33%)17.47 (5.10%)
Bollinger Bands (20, 2)322.76 - 356.01271.75 - 363.02
SMA (20)340.19313.46
SMA (50)331.19293.43
SMA (200)295.76238.59

Price structure

HEI Price Structure and Returns

Price performance across multiple lookback periods and 52-week position.

MetricDailyWeekly
Current Price349.32342.74
1-Period Return+0.77%+1.50%
5-Period Return+1.05%+4.33%
20-Period Return+4.93%+9.35%
60-Period Return+9.78%+16.91%
252-Period Return+20.34%+24.71%
52-Week Low257.60257.60
52-Week High375.11375.11
52-Week Position67.99%57.31%

Key levels

HEI Support and Resistance Levels

Key price levels based on recent swing highs and lows across daily and weekly timeframes.

LevelDailyWeekly
20-Period High356.01363.02
20-Period Low322.76298.80
60-Period High354.50375.11
60-Period Low315.00257.60

Scenarios

HEI Technical Scenarios

Conditions, invalidation triggers, and what to watch for each scenario.

Bullish

Trigger

Price breaks above the 60-day high of 354.50 and approaches the 52-week high of 375.11 with above-average volume.

Invalidation

Price falls below SMA20 (340.19) and breaks the 20-day low at 322.76.

What to watch

Daily RSI holding above 55; MACD histogram continuing to expand; weekly RSI sustaining above 60; volume increasing on break attempts toward the 52-week high.

Range-Bound

Trigger

Price oscillates between the 20-day low (322.76) and the 60-day high (354.50), consolidating after the recent uptrend.

Invalidation

A decisive break above 354.50 or below 322.76 with increasing volume.

What to watch

RSI staying between 50 and 65; MACD histogram fluctuating around the current level; volume remaining near average levels.

Bearish

Trigger

Price fails to hold above SMA20 (340.19) and breaks below SMA50 (331.19), signaling a loss of short-term bullish momentum.

Invalidation

Price reclaims and holds above SMA20 (340.19) and establishes a higher low above 340.

What to watch

Daily RSI falling below 55; MACD histogram turning negative; volume increasing on down days; weekly RSI falling below 55.

Methodology

Methodology and Limitations

This technical analysis uses adjusted closing prices from Yahoo Finance (primary) and Finviz (independent cross-validation). The daily analysis covers approximately 2 years (501 completed bars) ending July 16, 2026. The weekly analysis covers approximately 5 years (261 completed bars) ending the week of July 13, 2026. Prices are adjusted for dividends and stock splits using the adjusted close/raw close ratio. Volume data is from the primary source and may not match other data providers. Technical indicators include SMA, RSI, MACD, ATR, and Bollinger Bands using standard parameters. Key levels are identified from recent swing highs and lows. Technical analysis studies historical price patterns and does not constitute investment advice. It should not be used as the sole basis for trading decisions.

Frequently Asked Questions

This technical analysis is for informational and educational purposes only. It does not constitute investment advice, a recommendation, or a solicitation to buy or sell any security. Past performance and historical patterns are not guarantees of future results. All investments carry risk, including the potential loss of principal. Always conduct your own research and consult with a qualified financial advisor before making investment decisions.

Data sourced from Yahoo Finance (primary) and Finviz (independent cross-validation). Data cutoffs: daily July 16, 2026, weekly July 13, 2026 week. Generated July 17, 2026.