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Stock Markets September 17, 2026 12:33 PM

QQQ Keeps Oscillating Around 50-Day Average as Nasdaq-100 Holds Flat

Frequent crossings of the 50-day moving average highlight short-term churn while semiconductors display divergent performance

By Maya Rios
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QQQ AMD QRVO SWKS LRCX

The Invesco QQQ Trust has crossed its 50-day moving average 13 times since August 4, remaining confined to the trading range set on that date. Short-term historical patterns suggest a modest gain over the following five trading days when QQQ moves above its 20- and 50-day averages from a position above the 200-day average, but those patterns tend to reverse over a 30-to-40-day horizon. The Nasdaq-100 has been roughly flat since mid-August, even as the share of stocks trading above their 200-day moving averages has fallen sharply. Semiconductor names are mixed, with some near 52-week highs and others materially below their June peaks.

QQQ Keeps Oscillating Around 50-Day Average as Nasdaq-100 Holds Flat
QQQ AMD QRVO SWKS LRCX
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Key Points

  • QQQ has crossed its 50-day moving average 13 times since August 4 and has stayed within the trading range set on that date over 31 trading days - impacts tech-heavy ETFs and short-term traders.
  • A historical pattern shows a median 1.13% gain over five days when QQQ moves above its 20- and 50-day averages from above the 200-day average, but that pattern typically reverses over 30 to 40 days with median declines - relevant for portfolio timing and risk management.
  • Semiconductor stocks are mixed: AMD, QRVO, and SWKS trade near 52-week highs while LRCX, AMAT, and WDC trade 30% to 40% below June highs and near their 200-day averages; SOXX remains below its declining 50-day average - affecting chipmakers and technology supply chain exposure.

The Invesco QQQ Trust has crossed above or below its 50-day moving average 13 times since August 4, according to BTIG, underscoring persistent short-term volatility. Over the 31 trading days since that August 4 reference point, the ETF has remained inside the trading range established on that date.

BTIG highlights a specific technical pattern. When QQQ begins below both its 20- and 50-day moving averages but remains above its 200-day moving average, and then opens the next trading day above the 20- and 50-day averages - as occurred on Thursday - the historical median outcome over the subsequent five trading days is a 1.13% gain, with positive returns appearing 73% of the time.

However, that same pattern has shown a different profile over longer horizons. Across the subsequent 30- to 40-day windows, the pattern has tended to turn negative. Median declines of 1.95% over 30 days and 1.5% over 40 days have been recorded, with losses occurring about 70% of the time.

On an index level, the Nasdaq-100 has been roughly flat since mid-August. At the same time, the percentage of Nasdaq-100 component stocks trading above their 200-day moving averages has dropped to 56% from 77%, indicating a notable reduction in longer-term breadth within the index.

Semiconductor sector performance is uneven. Advanced Micro Devices (NASDAQ:AMD), Qorvo (NASDAQ:QRVO), and Skyworks Solutions (NASDAQ:SWKS) are trading near their 52-week highs, signaling strength among select chipmakers. By contrast, Lam Research (NASDAQ:LRCX), Applied Materials (NASDAQ:AMAT), and Western Digital (NASDAQ:WDC) remain roughly 30% to 40% below their June peaks and are trading at or close to their 200-day moving averages.

The iShares Semiconductor ETF (NASDAQ:SOXX) is trading below its declining 50-day moving average, reflecting a weaker short-term trend for the broader semiconductor exchange-traded fund.

Taken together, the data point to a market environment where short-term momentum swings are frequent, index-level performance is flat, and sector-level divergences - particularly within semiconductors - are pronounced.

Risks

  • The short-term bullish pattern for QQQ over five days historically flips to a negative outcome over 30 to 40 days, introducing timing risk for traders and managers relying on recent breakout signals - this poses risks to tech and growth-focused portfolios.
  • A sharp drop in the percentage of Nasdaq-100 stocks trading above their 200-day moving averages from 77% to 56% signals weakening breadth, which could increase the vulnerability of the Nasdaq-100 to broader market pullbacks - relevant to index-tracking funds and large-cap tech exposure.
  • Divergent semiconductor performance, with some names near highs and others far below June peaks, raises sector-specific uncertainty that could affect earnings sensitivity and capital expenditure cycles for chipmakers and equipment suppliers.

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