Why is ARM Down Today?

ARM
$242.22
▼ -8.53% ($-20.65)
Last updated: Sep 14, 2026 8:31 PM ET

About Arm Holdings plc American Depositary Shares

Arm Holdings is the IP owner and developer of the ARM architecture, which is used in 99% of the world's smartphone CPU cores, and it also has high market share in other battery-powered devices like wearables, tablets, or sensors. Arm licenses its architecture for a fee, offering different types of l...

Sector: Semiconductors & Related Devices
Market Cap: $159.29B
Forward P/E: 51.0
52-Week Range: $100.02 - $452.70
Employees: 8,330

Overall Confidence: 67%

67% Confident

Based on news, social sentiment, options activity, and sector analysis

SECTOR 65% Confidence
🎯 Semiconductors & Related Devices sector moving together
This appears to be a sector-wide move. The Semiconductors & Related Devices sector is down 4.0% on average.

✅ Move Confirmation

MODERATE VOLUME 1.2x average volume

NORMAL - This move is backed by significant volume and appears sustainable.

📍 Sector Context

Semiconductors & Related Devices sector: -4.0%

This appears to be a sector-wide move. Most Semiconductors & Related Devices stocks are moving in the same direction.

Market Comparison

ARM is significantly underperforming the market (-8.2% vs SPY)
S&P 500
SPY
-0.34%
Nasdaq 100
QQQ
-0.52%
ARM
This Stock
-8.53%
vs S&P 500: -8.19%
vs Nasdaq: -8.01%

📊 What Happens Next?

Probability Analysis

45% chance this move continues in the next 1-3 days

Expected Range

Based on historical patterns and options pricing, ARM is expected to trade between:
$234.95 - $247.06

Key Level to Watch

$230.10 support
Watch for breakdown below $242.22

Quick Trade Ideas

Options strategies to consider for ARM's -9% move

📊

No Options Available

ARM doesn't have listed options or options data is currently unavailable.

Try another stock in our Options Calculator →
Disclaimer: These are educational examples only, not investment advice. Options involve significant risk including total loss of premium. Prices shown are estimates and may differ from actual market prices. Always do your own research and consider your risk tolerance.

🔔 Get ARM Alerts

We'll notify you when ARM's trend changes or a new signal fires.

Last updated: Sep 14, 2026 8:31 PM (-289 minutes ago)
Data refreshes every 30 minutes during market hours

Options Market Insight

Neutral
Options Sentiment
0.86
Put/Call Ratio
80.9%
Implied Volatility
Call Volume: 23,640
Put Volume: 20,318
Total: 43,958
Unusual Activity: $225 PUT (1,123 vol) $235 PUT (1,072 vol)

Historical Context

ARM has moved more than 3.0% down on 48 occasions in the past year.

52.1%
Continuation Rate
25/48 times continued down
+0.11%
Avg Next Day Change
After similar down moves
Last similar move: Sep 10, 2026 (-3.8%) → Next day: +4.2%

Frequently Asked Questions

Why is ARM stock down today?

This appears to be a sector-wide move. The Semiconductors & Related Devices sector is down 4.0% on average.

Is ARM stock a buy or sell right now?

Based on current analysis, ARM shows 67% confidence in today's move. Volume is moderate which supports the trend. View full buy/sell analysis →

What is the ARM stock price target?

ARM is currently trading at $242.22. Based on today's momentum, the expected short-term range is $234.95 - $247.06. See long-term price prediction →

Will ARM stock continue falling?

Our analysis shows a 45% probability that ARM's move continues in the next 1-3 days. Key level to watch: $230.10 (support).

Is ARM stock oversold or overbought?

ARM's RSI (Relative Strength Index) is currently at 44.0. This shows bearish momentum - the stock has negative momentum but isn't oversold yet.

What is the momentum for ARM stock?

ARM's 10-day momentum indicator is at 3.17. Strong bullish momentum - the stock is gaining significant upward force. This often precedes continued gains.

Is ARM outperforming or underperforming the market?

ARM (-8.53%) is currently significantly underperforming the market (-8.2% vs SPY). Today, the S&P 500 (SPY) is down -0.34%, and Nasdaq (QQQ) is down -0.52%.

What does MACD indicate for ARM?

ARM's MACD (-4.97) is currently above the signal line (-7.72), indicating a bullish trend. This technical signal suggests buying pressure is dominant. The trend strength (ADX: 12.3) is weak.

Is ARM in an uptrend or downtrend?

Based on moving average analysis, ARM is in a bearish trend. The price ($242.22) is trading below both the 20-day SMA ($249.35) and 50-day SMA ($265.61). This alignment typically indicates sustained downward pressure.

Check Why Another Stock is Moving

Enter any ticker symbol to see real-time analysis

Popular: AAPL TSLA NVDA MSFT META AMZN GOOGL