Qualcomm shares slid 5.4% in afternoon trading as investors booked profits after an 18% rally over the prior month. Apple's shrinking iPhone modem allocation, Samsung's Exynos share gains, and a more hawkish Federal Reserve outlook added to the pressure.
Qualcomm stock slid 5.4% in afternoon trading, falling from the day's open of $192.12 to a session low of $175.97. Profit-taking took hold after shares surged roughly 18% over the prior month. The run stretched the stock's valuation and left it vulnerable to a positioning flush, particularly as no fresh positive catalyst emerged to justify extending the rally further.
Apple and Samsung squeeze the smartphone business
The company disclosed during its fiscal Q3 2026 earnings call that its share of Apple's latest iPhone launch would be materially lower than its prior estimate of 20%, reinforcing fears about the long-term revenue impact of Apple's shift to in-house modem technology. On the competitive front, Samsung's Exynos processor line captured 9% of the global smartphone application processor market in Q2 2026, its highest share since 2024, with Qualcomm's shipments declining year-over-year as some Galaxy S26 base models moved to the Exynos 2600.
A hawkish Fed and a shaky chip sector
The macro backdrop also turned less accommodating. A hawkish repricing of Federal Reserve rate hike expectations added pressure to high-multiple technology names, with market-implied odds of a second 2026 rate hike rising sharply under Chair Kevin Warsh. A simultaneous rout in South Korean memory chipmakers on concerns about slowing AI memory expansion rattled the broader semiconductor complex, even as the SOXX chip ETF managed to hold gains — Skyworks and Qorvo also slipped, but by a far smaller margin.
Taken together, a stretched valuation after a powerful rally, Apple modem headwinds, Exynos market share gains, and a more hawkish rate environment converged to make Qualcomm the session's standout decliner. The S&P 500 rose just 0.1% and the Nasdaq added 0.1%, leaving QCOM's 5.4% drop pronounced against an otherwise flat broader tape.
Source: Investing.com
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