Daily Top-10 Movers

Prices are Wednesday, October 7, 2026 closes at 4:00 PM EDT. Ranked by absolute price change among semiconductor stocks with market cap ≥$5B.

★ highlighted = today's news-driven movers.

Analog and Auto Chip Stocks Slide as Samsung Posts a Record 107.4 Trillion Won

• onsemi closed Wednesday down 4.40% at $82.51, STMicroelectronics down 4.33% at $56.18, Microchip down 3.99% at $78.02 and NXP down 3.75% at $235.22, per StockAnalysis, while Infineon fell 5.4% to EUR 60.71, the weakest stock in the DAX, per ad-hoc-news (October 7), which cited no company-specific negative news. StockStory (October 7) attributed the chip decline to Treasury yields. Why it matters: with Texas Instruments reporting October 21, NXP October 27 and Infineon November 10, the cohort sold off ahead of results without a reported change in auto or industrial orders, which on ChipSentinel’s reading makes it a valuation move rather than an earnings revision.
• Samsung Electronics guided third-quarter operating profit to about 107.4 trillion won on revenue of about 195 trillion won, up about 783% and 126.6% from a year earlier, a record, per TradingKey (October 8), which put the result about 1.2% above a 106.1 trillion won LSEG estimate with the shares down 0.93% at 266,000 won at press time. Why it matters: the result is 1.3 trillion won above the consensus, and a muted share reaction to a record print suggests the memory upcycle is the part investors had priced.

TrendForce Sees Fourth-Quarter DRAM Contract Prices Up 10% to 15% as Kioxia Gains

• TrendForce’s Avril Wu projects conventional DRAM contract prices rising 10% to 15% quarter over quarter in the fourth quarter, while Summit Insights Group’s Kinngai Chan says OEMs and ODMs are increasingly buying commodity DRAM and NAND from Chinese suppliers, per Tech Times (October 7). Micron closed Wednesday at $1,088.00, up 4.06%, per StockAnalysis. Why it matters: a double-digit price rise supports memory revenue into year-end, while Chinese commodity supply is the competitive variable that could cap how much of it Micron, Samsung and SK hynix keep.
• SK hynix’s U.S. listing closed Wednesday at $178.25, down 2.36%, and was indicated at $175.91, down 1.31%, in premarket trading, per StockAnalysis, while its Seoul shares rose 0.99% to 1.74 million won and Kioxia gained nearly 4% in early Thursday trading, per TradingKey (October 8). Why it matters: the two quotes are from different sessions, so the Seoul gain is the first Asian read after Samsung’s result and the U.S. premarket decline shows the ADR had not yet followed it.

Counterpoint Puts TSMC at 42% of a Record $96.6 Billion Foundry Market

• Counterpoint Research’s Foundry 2.0 revenue reached a record $96.6 billion in the second quarter, up 25% from a year earlier and 11% from the first quarter, with TSMC at $40.2 billion, up 34% and 12%, or about 42% of the market against 38% in 2025, per EE Times Asia (October 7). Why it matters: a four-point share gain at that scale means TSMC is growing faster than a market that is itself growing 25%, which is the structural context for its pricing power ahead of the October 15 results.
• In the same Counterpoint data, SMIC grew 36% year over year and UMC 9% year over year and 13% quarter over quarter, while GlobalFoundries grew at a more modest pace, and the pure-play foundry sector reached $54.9 billion, up 29%, per EE Times Asia. Why it matters: on ChipSentinel’s reading, the spread between SMIC at 36% and UMC at 9% shows mature-node growth is concentrated in China, which is the backdrop for the BNP Paribas downgrade of GlobalFoundries on Monday.

Fed Minutes Point to Another Hike as Chinese Magnet Shipments to the U.S. Fall 21%

• The Federal Reserve’s September minutes said most participants judged another rate increase would likely be appropriate by year-end, and the 10-year Treasury yield climbed back above 5.3% on Wednesday after earlier touching its highest level since 2002, per StockStory (October 7), which noted the September quarter-point hike was unanimous. Why it matters: higher yields raise the discount rate on long-dated chip earnings, and the five analog and auto names in Wednesday’s Top-10 Movers fell between 3.75% and 4.46% on a day with no company-specific news.
• Chinese customs data show rare earth magnet shipments to the United States fell 21% month over month to 512 metric tons in August, per Asia Times (October 6, updated October 7), which also reported that the U.S.-China trade truce was extended only two months, to January 10, 2027. Why it matters: the data gives a measured volume to the supply pressure on vehicle and industrial motors that the analog and auto cohort sells into, ahead of the November 10 expiry of China’s export-control suspension.

Stifel Trims NXP to $265 as SemiAnalysis Weighs Subscription Plans Against Compute

• Stifel lowered its NXP price target to $265 from $282 and kept a Hold rating, against a $305.0 median among 19 analysts over six months, per Quiver Quant (October 7); the new target is 12.7% above Wednesday’s $235.22 close, and NXP reports third-quarter results on October 27.
• SemiAnalysis found that consumer subscription plans are about 10% of Anthropic’s revenue but can take over 40% of its inference compute, lowering blended revenue per megawatt by roughly $36 million, per SemiAnalysis (background reading, published October 5).

ASML and TSMC Report Third-Quarter Results on Consecutive Days Next Week

• Wednesday, October 14 — ASML third-quarter results, listed for that date, per Akrostec’s event calendar.
• Thursday, October 15 — TSMC third-quarter results and earnings call, from 2:00 in the afternoon to 3:30 Taipei time, per TSMC’s financial calendar.