STM technical analysis

STM Technical Analysis

Analysis date

July 15, 2026

Market

NYSE (USD)

Daily cutoff

July 14, 2026

Reliability

Passed

Informational use only. This page is not investment advice.

Data verification

STM Data Verification

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

Symbol
STM
Market
NYSE
Currency
USD (US Dollar)
Latest completed bar
July 14, 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)42.15July 14, 2026-Verified
Finviz (independent)42.15July 14, 2026 (previous close)0.00%Verified

Bottom line

STM Technical Analysis Summary

STM (STMicroelectronics) shows a mixed technical picture with short-term improvement within a longer-term downtrend. On the daily chart, price at 42.15 has reclaimed SMA20 (41.28) and is testing SMA50 (42.30), suggesting a short-term bounce is in progress. However, price remains well below SMA200 (48.75), confirming the structural downtrend remains intact. RSI14 at 54.80 on the daily chart is above the 50 midline, indicating modest bullish momentum without overbought conditions. The daily MACD has generated a bullish crossover with the MACD line at 0.15 crossing above the signal line at -0.08, with a positive histogram of 0.23 — an early signal that downside momentum is fading. The weekly timeframe remains bearish with price below all key SMAs, though RSI at 47.22 has moved closer to the 50 midline. Key resistance sits at SMA50 (42.30) and the 20-day high (44.00). Support is at 39.58 (20-day low) and 37.02 (52-week low). A sustained move above 44.00 would be the first sign of a potential trend shift.

Multi-timeframe dashboard

Multi-Timeframe Technical Dashboard

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

Daily (July 14, 2026)

Trend
Improving but mixed. Price at 42.15 is above SMA20 (41.28, +2.11%) and testing SMA50 (42.30, -0.35%), but remains significantly below SMA200 (48.75, -13.54%). SMA20 is sloping upward while SMA50 is flattening and SMA200 continues to decline. The gap between SMA20 and SMA200 reflects the structural weakness in the longer-term trend.
Momentum
Modestly bullish. RSI14 at 54.80 is above the 50 midline, indicating early bullish momentum. MACD line at 0.15 has crossed above the signal line at -0.08, and the histogram at 0.23 is positive — a bullish crossover signal suggesting downside momentum is fading and short-term momentum is turning positive.
Volatility
Moderate. ATR14 at 0.89 (2.11% of price) suggests average daily movement of about 2.1%. Bollinger Bands (39.82 to 43.58) show price near the upper band, consistent with the recent bounce. Band width is moderate, indicating normal volatility conditions for a semiconductor stock.
Volume
Near average. Latest volume of 4,215,600 is 91.3% of the 20-period average (4,618,200), indicating typical participation levels during the current bounce.

Assessment

The daily chart shows a constructive development as STM has reclaimed SMA20 and is approaching SMA50. The bullish MACD crossover adds technical credibility to the bounce. However, the stock remains in a longer-term downtrend with SMA200 declining and price 13.5% below it. The semiconductor sector has faced headwinds from inventory corrections and demand normalization. The 52-week position at 28.5% reflects the stock trading in the lower portion of its annual range. A break above SMA50 (42.30) and then the 20-day high (44.00) would be needed to suggest a more meaningful recovery.

Weekly (July 6, 2026 week)

Trend
Bearish. Price at 41.75 is below SMA20 (44.10), SMA50 (45.80), and SMA200 (50.30). All three SMAs are declining, confirming a structural downtrend. The stock has been in a downtrend since peaking above 60.00 in mid-2024.
Momentum
Neutral with improving bias. RSI14 at 47.22 has moved up from oversold conditions and is approaching the 50 midline, suggesting selling pressure is abating. MACD line at -0.85 has flattened and is converging with the signal line at -1.10, with the histogram at 0.25 turning positive — indicating deteriorating bearish momentum.
Volatility
Moderate. ATR14 at 1.20 (2.87% of price) reflects typical weekly ranges for a large-cap semiconductor stock. Bollinger Bands (37.60 to 47.20) are moderately wide, with the lower band having contained the recent sell-off.
Volume
Near average. Weekly volume of 18,500,200 is 87.4% of the 20-week average (21,165,800), indicating no unusual accumulation or distribution patterns.

Assessment

The weekly chart continues to reflect a bearish structure with price below all major SMAs. However, there are early signs of stabilization. RSI recovering from oversold territory and the MACD histogram turning positive suggest the downtrend may be exhausting. The stock appears to be forming a potential base around the 37-38 area, having bounced from the 52-week low of 37.02. A weekly close above SMA20 (44.10) would mark a meaningful first step toward trend improvement. Until then, the path of least resistance remains lower on a structural basis.

Key indicators

STM Key Technical Indicators

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

IndicatorDailyWeekly
RSI (14)54.8047.22
MACD (12, 26, 9)0.15 / -0.08 / 0.23-0.85 / -1.10 / 0.25
ATR (14)0.89 (2.11%)1.20 (2.87%)
Bollinger Bands (20, 2)39.82 - 43.5837.60 - 47.20
SMA (20)41.2844.10
SMA (50)42.3045.80
SMA (200)48.7550.30

Price structure

STM Price Structure and Returns

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

MetricDailyWeekly
Current Price42.1541.75
1-Period Return+1.08%+0.60%
5-Period Return+3.69%+5.82%
20-Period Return+4.98%+7.01%
60-Period Return-1.47%-3.62%
252-Period Return-24.73%-28.15%
52-Week Low37.0237.02
52-Week High60.1560.15
52-Week Position28.50%26.10%

Key levels

STM Support and Resistance Levels

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

LevelDailyWeekly
20-Period High44.0047.20
20-Period Low39.5837.60
60-Period High49.1560.15
60-Period Low37.0237.02

Scenarios

STM Technical Scenarios

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

Bullish

Trigger

Price breaks above SMA50 (42.30) and the 20-day high (44.00) with above-average volume, suggesting a short-term trend reversal.

Invalidation

Price falls back below SMA20 (41.28) and breaks the 20-day low at 39.58.

What to watch

Daily RSI holding above 55; MACD histogram continuing to expand; weekly RSI crossing above 50; volume increasing on break attempts.

Range-Bound

Trigger

Price oscillates between SMA20 support (41.28) and 20-day high resistance (44.00) with no clear directional bias.

Invalidation

A decisive break above 44.00 or below 39.58 with increasing volume.

What to watch

RSI staying between 45 and 55; MACD histogram fluctuating around zero; volume remaining near average levels.

Bearish

Trigger

Price fails to hold above SMA20 (41.28) and breaks below the 20-day low at 39.58, resuming the longer-term downtrend toward the 52-week low at 37.02.

Invalidation

Price reclaims and holds above SMA20 (41.28) and establishes a higher low above 39.58.

What to watch

Daily RSI falling below 50; MACD histogram turning negative; volume increasing on down days; semiconductor sector weakness.

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 14, 2026. The weekly analysis covers approximately 5 years (261 completed bars) ending the week of July 6, 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 14, 2026, weekly July 6, 2026 week. Generated July 15, 2026.