Nvidia Call Skew Surge Signals Market Fragility: Hedging Urged

As the artificial intelligence frenzy continues to drive equity markets to new heights, a subtle but powerful signal is flashing from the derivatives market: upside call skew for Nvidia and other semiconductor heavyweights has surged to record levels, prompting strategists to urge investors to brace for a potential downturn.

Chris Murphy, co-head of derivatives strategy at Susquehanna, noted that the upside call skew has moved sharply higher across Nvidia, Broadcom, the Invesco QQQ Trust, the VanEck Semiconductor ETF, and the broader top-50 S&P 500 component universe. This phenomenon indicates that options traders are paying a premium for calls that profit from further upside—a classic sign of extreme bullish sentiment and crowded positioning.

“Investors are entering the summer window with crowded momentum exposure, heavy large-cap tech positioning, low asset-manager cash, and a market that has become increasingly dependent on a narrow group of AI, semiconductor, and mega-cap leaders,” Murphy said in a note. While the tech sector has posted one of its strongest two-month runs since 1990, he warned that “momentum surges do not last forever.”

The call skew spike coincides with record-high prime-book momentum exposure and large-cap tech positioning near the 95th percentile. This concentration risk is reminiscent of past market tops, where a handful of stocks drove the majority of gains, leaving the broader index vulnerable to a correlation shock—a sudden move where previously uncorrelated assets fall together.

Murphy’s warning comes on the same day that Marvell Technology surged 32% after Nvidia CEO Jensen Huang suggested that the chipmaker could become the next trillion-dollar company. The comment, made at the Computex conference, underscores the euphoria surrounding AI-related plays. However, Murphy argues that such exuberance makes the case for hedging even more compelling.

“For investors who have benefited from the AI and tech-led rally, late summer may be a reasonable window to add protection while the market is still calm, rather than waiting for volatility, correlation, and put skew to reprice after the first real break in momentum,” he advised.

The macroeconomic backdrop adds to the caution. Persistently higher oil prices threaten to pressure consumer sentiment, while a declining savings rate signals potential fragility in household balance sheets. These factors could catalyze a sell-off if momentum falters.

The S&P 500 closed above 7,600 for the first time on June 3, with the Dow Jones Industrial Average gaining more than 200 points. Yet beneath the surface, the derivatives market is pricing in heightened tail risk. The surge in call skew for semiconductors suggests that while investors are betting on continued upside, they are also implicitly acknowledging the possibility of a sharp reversal—as evidenced by the elevated cost of out-of-the-money calls relative to puts.

Murphy’s analysis aligns with a broader concern: the market has become increasingly dependent on a narrow group of leaders. Nvidia alone has contributed a disproportionate share of S&P 500 gains this year. Any stumble in the AI narrative—whether from regulatory headwinds, geopolitical tensions, or disappointing earnings—could trigger a rapid unwinding of these crowded trades.

Goldman Sachs CEO David Solomon recently remarked that markets are in “greed” mode as AI companies seek billions in capital. Such sentiment, while supportive of near-term prices, often precedes periods of increased volatility.

For risk-conscious investors, the message is clear: the time to hedge is when the market is calm and options are relatively cheap. With call skew at extremes, waiting for volatility to spike could mean paying significantly more for protection. Murphy recommends considering put spreads or tail-risk strategies to guard against a momentum break.

In summary, the record-high call skew in Nvidia and semiconductors is a red flag that should not be ignored. While the AI rally may have further to run, the risk of a sharp correction is rising. Late summer may offer a window to add hedges before the market reprices risk.

Key Takeaways

1. Upside call skew for Nvidia, Broadcom, QQQ, and SMH has surged to record highs, indicating extreme bullish positioning.
2. Susquehanna warns that crowded momentum and heavy tech exposure make the S&P 500 vulnerable to a correlation shock.
3. Marvell’s 32% surge following Nvidia’s CEO comment highlights AI euphoria, but also concentration risk.
4. Macro risks from oil prices and declining savings rate add to the case for hedging before late summer.

Sources: CNBC - Susquehanna hedging advice, CNBC - Marvell surge and market record