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Home › Blog › Nasdaq Dips After Record Highs; Micron and…

Nasdaq Dips After Record Highs; Micron and SanDisk Sink in Buy Zones

Nasdaq hit record highs but retreated afterward, while Micron and SanDisk sank sharply. A textbook example of intraday volatility requiring disciplined risk management.

TO
Team Onyx · Trading analysts · years trading and coaching traders
Published September 23, 2026 · Updated September 29, 2026 · 2 min read
Nasdaq chart with record highs and pullback; Micron SanDisk declining sharply

Nasdaq Touches Record Highs but Retreats During the Session

According to Yahoo Finance, the Nasdaq reached record highs during the session but failed to sustain the gains. This dynamic—breakout highs followed by pullbacks—is typical of markets experiencing profit-taking pressure.

Tech Stocks Under Heavy Selling

Micron Technology and SanDisk were among the session's biggest losers, declining into what traders call "buy zones"—perceived support levels where buyers expect to step in. This illustrates how quickly sentiment around semiconductor leaders can reverse when volatility spikes.

Why It Matters for Traders

  • High-risk session: record highs followed by sharp declines widen the daily range, creating volatility that demands tighter stops
  • Sector rotation: when yesterday's leaders collapse, correlations shift unexpectedly across holdings
  • Entry timing trap: pullbacks after records often snare impulsive buyers

Risk Management on Extreme Movement Days

On sessions like this—where the index touches records then retreats—discipline separates successful traders from those chasing losses. Without a predefined risk plan (position size, stops, daily loss limit), traders become emotional and overlever.

Tools like Guardian, Onyx's risk manager, enforce your rules even when the market is chaotic. It's not a "predictor"; it simply forces you to trade within your limits, no exceptions.

Whether you trade on MetaTrader, cTrader, or MatchTrader (coming soon), a disciplined connector transforms high-volatility sessions like this into manageable environments.

Why does the Nasdaq fall after reaching record highs?
Profit-taking pressure is typical in overbought markets. Early buyers close positions, triggering pullbacks that often trap impulsive traders.
What are the 'buy zones' mentioned in the article?
Perceived support levels where traders expect to step in. When price falls toward them after records, volatility often creates a trap for unwary buyers.
How do you protect yourself on extreme movement days?
Have a predefined risk plan: position size, tight stops, and daily loss limits. Tools like Guardian enforce rule compliance without exceptions.
Why does sector rotation matter on days like this?
When market leaders collapse, correlations shift unexpectedly across holdings, invalidating strategies based on previous price behavior.
TO
Team Onyx
Trading analysts · years trading and coaching traders
We write about discipline, risk management and funded accounts, with years of experience trading and coaching traders.

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