Memory Stocks Slide as China's CXMT Flags Denser Chip Design: Micron and SK Hynix Fall 4%, Western Digital Drops 2%
Published . Updated .
Memory Stocks Slide as China’s CXMT Flags Denser Chip Design: Micron and SK Hynix Fall 4%, Western Digital Drops 2% Yahoo Finance
Directly affected
Indirectly affected
- NVDA NVIDIA
Chip makers and their suppliers move when export rules or Taiwan risk changes
- TSM Taiwan Semiconductor
The main advanced-chip manufacturer sits in Taiwan
- ASML ASML
Chipmaking-equipment sales follow export rules
- AVGO Broadcom
Chip makers and their suppliers move when export rules or Taiwan risk changes
- AMD AMD
Chip makers and their suppliers move when export rules or Taiwan risk changes
- AMAT Applied Materials
Chip-equipment makers feel export controls
- LRCX Lam Research
Chip-equipment makers feel export controls
- SMH VanEck Semiconductor
A fund of semiconductor companies
- SOXX iShares Semiconductor
A fund of semiconductor companies
- QQQ Invesco QQQ
Big tech moves with chip-supply risk
Price reaction, T-5 to T+3
| Ticker | T-5 | T-3 | T-1 | T0 | T+1 | T+2 | T+3 |
|---|---|---|---|---|---|---|---|
| MU | — | — | — | — | — | — | — |
| SKHY | — | — | — | — | — | — | — |
| NVDA | — | — | — | — | — | — | — |
| TSM | — | — | — | — | — | — | — |
| ASML | +4.48% | +1.39% | — | -1.67% | -3.58% | -7.36% | -6.84% |
| AVGO | +0.27% | +4.13% | — | -1.87% | -1.15% | -4.20% | -4.77% |
| AMD | +3.96% | +6.26% | — | -2.23% | -0.39% | -6.07% | -7.52% |
| AMAT | +6.91% | +2.71% | — | -1.85% | -8.47% | -11.90% | -15.16% |
| LRCX | +8.40% | +3.31% | — | -2.93% | -5.46% | -10.06% | -12.97% |
| SMH | — | — | — | — | — | — | — |
| SOXX | — | — | — | — | — | — | — |
| QQQ | — | — | — | — | — | — | — |
Memory Stocks Slide as China’s CXMT Flags Denser Chip Design: Micron and SK Hynix Fall 4%, Western Digital Drops 2% Yahoo Finance
Source: Yahoo Finance
Vaneck Etf Trust (SMH) compared with technology stocks (XLK) since 12 Oct 2026
Since the first closing price after “Memory Stocks Slide as China's CXMT Flags Denser Chip Design: Micron and SK Hynix Fall 4%, Western Digital Drops 2%,” Vaneck Etf Trust (SMH) is -6.77%. The S&P 500 fund (SPY) is -1.47% over the same days, a -5.30% difference versus the market.
| Company | When | Move | Status |
|---|---|---|---|
| AMAT | that day | -1.85% | final price |
| AMAT | the next day | -8.47% | final price |
| AMAT | two days later | -11.90% | final price |
| AMAT | three days later | -15.16% | final price |
| AMAT | three days earlier | +2.71% | final price |
| AMAT | five days earlier | +6.91% | final price |
| AMD | that day | -2.23% | final price |
| AMD | the next day | -0.39% | final price |
| AMD | two days later | -6.07% | final price |
| AMD | three days later | -7.52% | final price |
| AMD | three days earlier | +6.26% | final price |
| AMD | five days earlier | +3.96% | final price |
| ASML | that day | -1.67% | final price |
| ASML | the next day | -3.58% | final price |
| ASML | two days later | -7.36% | final price |
| ASML | three days later | -6.84% | final price |
| ASML | three days earlier | +1.39% | final price |
| ASML | five days earlier | +4.48% | final price |
| AVGO | that day | -1.87% | final price |
| AVGO | the next day | -1.15% | final price |
| AVGO | two days later | -4.20% | final price |
| AVGO | three days later | -4.77% | final price |
| AVGO | three days earlier | +4.13% | final price |
| AVGO | five days earlier | +0.27% | final price |
| LRCX | that day | -2.93% | final price |
| LRCX | the next day | -5.46% | final price |
| LRCX | two days later | -10.06% | final price |
| LRCX | three days later | -12.97% | final price |
| LRCX | three days earlier | +3.31% | final price |
| LRCX | five days earlier | +8.40% | final price |
Disclosure records for Vaneck Etf Trust (SMH) within two months of 12 Oct 2026
- Gilbert Cisneros buy On Semiconductor (ON) ($15,001 - $50,000). That is 14 days before publication, inside 30 days. The filing is listed beside the story “Memory Stocks Slide as China's CXMT Flags Denser Chip Design: Micron and SK Hynix Fall 4%, Western Digital Drops 2%.”
- Rohit Khanna buy On Semiconductor (ON) ($15,001 - $50,000). That is 19 days before publication, inside 30 days. The filing is listed beside the story “Memory Stocks Slide as China's CXMT Flags Denser Chip Design: Micron and SK Hynix Fall 4%, Western Digital Drops 2%.”
Public disclosure filings, not a recommendation. The filing link is the source document. News use of these reports still sits under 5 U.S.C. § 13107(c).
Vaneck Etf Trust (SMH) on one side of this semiconductors story
Companies tied to this story
- SMH Vaneck Etf Trust
Vaneck Etf Trust (SMH) is linked, with no stored direction, high confidence in the 12 Oct 2026 story “Memory Stocks Slide as China's CXMT Flags Denser Chip Design: Micron and SK Hynix Fall 4%, Western Digital Drops 2%.” Reason on file: Semiconductor supply, export-control, or production shocks can transmit across the chip complex
- SOXX Ishares Tr
In “Memory Stocks Slide as China's CXMT Flags Denser Chip Design: Micron and SK Hynix Fall 4%, Western Digital Drops 2%,” Ishares Tr (SOXX) is linked, with no stored direction, high confidence. Reason on file: Semiconductor supply, export-control, or production shocks can transmit across the chip complex
- AOSL Alpha & Omega Semiconductor
For “Memory Stocks Slide as China's CXMT Flags Denser Chip Design: Micron and SK Hynix Fall 4%, Western Digital Drops 2%,” Alpha & Omega Semiconductor (AOSL) is linked, with no stored direction, medium confidence. Reason on file: GA selected AOSL as a RELATED security because its canonical security name directly matches this event's themes: semiconductors, semiconductor. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
- GCTS GCT Semiconductor Holding
For “Memory Stocks Slide as China's CXMT Flags Denser Chip Design: Micron and SK Hynix Fall 4%, Western Digital Drops 2%,” GCT Semiconductor Holding (GCTS) is linked, with no stored direction, medium confidence. Reason on file: GA selected GCTS as a RELATED security because its canonical security name directly matches this event's themes: semiconductors, semiconductor. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
- MU Micron Technology
For “Memory Stocks Slide as China's CXMT Flags Denser Chip Design: Micron and SK Hynix Fall 4%, Western Digital Drops 2%,” Micron Technology (MU) is linked, with no stored direction, medium confidence. Reason on file: GA selected MU as a RELATED security because its canonical security name directly matches this event's themes: technology, micron. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
- NVTS Navitas Semiconductor
For “Memory Stocks Slide as China's CXMT Flags Denser Chip Design: Micron and SK Hynix Fall 4%, Western Digital Drops 2%,” Navitas Semiconductor (NVTS) is linked, with no stored direction, medium confidence. Reason on file: GA selected NVTS as a RELATED security because its canonical security name directly matches this event's themes: semiconductors, semiconductor. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
- ON On Semiconductor
In “Memory Stocks Slide as China's CXMT Flags Denser Chip Design: Micron and SK Hynix Fall 4%, Western Digital Drops 2%,” On Semiconductor (ON) is linked, with no stored direction, medium confidence. Reason on file: GA selected ON as a RELATED security because its canonical security name directly matches this event's themes: semiconductors, semiconductor. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
- TSEM Tower Semiconductor
Tower Semiconductor (TSEM) is linked, with no stored direction, medium confidence in the 12 Oct 2026 story “Memory Stocks Slide as China's CXMT Flags Denser Chip Design: Micron and SK Hynix Fall 4%, Western Digital Drops 2%.” Reason on file: GA selected TSEM as a RELATED security because its canonical security name directly matches this event's themes: semiconductors, semiconductor. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
Vaneck Etf Trust (SMH) and the semiconductors link
Vaneck Etf Trust (SMH) is the company in “Memory Stocks Slide as China's CXMT Flags Denser Chip Design: Micron and SK Hynix Fall 4%, Western Digital Drops 2%,” the 12 Oct 2026 Semiconductors story.
Vaneck Etf Trust (SMH) is on the page because Semiconductor supply, export-control, or production shocks can transmit across the chip complex
A second company, Ishares Tr (SOXX), is listed for a different reason: Semiconductor supply, export-control, or production shocks can transmit across the chip complex
Dates in the story, and the Vaneck Etf Trust (SMH) price range
AOSL traded between 21.68 and 30.88 across 20 sessions. The latest close on file is 22.59. SMH traded between 539.11 and 639.33 across 20 sessions. The latest close on file is 548.35. SOXX traded between 492.92 and 596.41 across 20 sessions. The latest close on file is 501.86.
How strong the case is around Vaneck Etf Trust (SMH)
54 out of 100
“Memory Stocks Slide as China's CXMT Flags Denser Chip Design: Micron and SK Hynix Fall 4%, Western Digital Drops 2%” scores 54 out of 100. The score uses 2 sources, and 8 linked companies.