The South Korean stock market is in free fall, and these are the reasons
Published . Updated .
The Korean market rises on falls on expectations for profitability of the semiconductor industry and how long it can be sustained. Sentiment is cyclical, and right now the skepticism is rising.
Directly affected
- No company is named in this report.
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
The Korean market rises on falls on expectations for profitability of the semiconductor industry and how long it can be sustained. Sentiment is cyclical and right now, the skepticism is rising
Source: MarketWatch
How far Vaneck Etf Trust (SMH) has moved since 13 Oct 2026
Since the first closing price after “The South Korean stock market is in free fall, and these are the reasons,” Vaneck Etf Trust (SMH) is -2.98%. The S&P 500 fund (SPY) is -0.40% over the same days, a -2.59% difference versus the market.
| Company | When | Move | Status |
|---|---|---|---|
| AMAT | that day | -6.75% | final price |
| AMAT | the next day | -10.24% | final price |
| AMAT | two days later | -13.56% | final price |
| AMAT | three days later | -17.75% | final price |
| AMAT | three days earlier | +2.39% | final price |
| AMAT | five days earlier | +6.64% | final price |
| AMD | that day | +1.88% | final price |
| AMD | the next day | -3.93% | final price |
| AMD | two days later | -5.41% | final price |
| AMD | three days later | -11.03% | final price |
| AMD | three days earlier | +4.46% | final price |
| AMD | five days earlier | +9.29% | final price |
| ASML | that day | -1.94% | final price |
| ASML | the next day | -5.79% | final price |
| ASML | two days later | -5.27% | final price |
| ASML | three days later | -6.25% | final price |
| ASML | three days earlier | +1.15% | final price |
| ASML | five days earlier | +4.76% | final price |
| AVGO | that day | +0.73% | final price |
| AVGO | the next day | -2.38% | final price |
| AVGO | two days later | -2.96% | final price |
| AVGO | three days later | -7.36% | final price |
| AVGO | three days earlier | +1.48% | final price |
| AVGO | five days earlier | +5.95% | final price |
| LRCX | that day | -2.60% | final price |
| LRCX | the next day | -7.35% | final price |
| LRCX | two days later | -10.34% | final price |
| LRCX | three days later | -14.72% | final price |
| LRCX | three days earlier | +3.62% | final price |
| LRCX | five days earlier | +7.91% | final price |
Vaneck Etf Trust (SMH) filings in this semiconductors story
- Gilbert Cisneros buy On Semiconductor (ON) ($15,001 - $50,000). That is 15 days before publication, inside 30 days. The filing is listed beside the story “The South Korean stock market is in free fall, and these are the reasons.”
- Rohit Khanna buy On Semiconductor (ON) ($15,001 - $50,000). That is 20 days before publication, inside 30 days. The filing is listed beside the story “The South Korean stock market is in free fall, and these are the reasons.”
- Gilbert Cisneros buy Taiwan Semiconductor Manufacturing (TSM) ($1,001 - $15,000). That is 21 days before publication, inside 30 days. The filing is listed beside the story “The South Korean stock market is in free fall, and these are the reasons.”
- Michael T. McCaul sell Taiwan Semiconductor Manufacturing (TSM) ($1,001 - $15,000). That is 49 days before publication, inside 60 days. The filing is listed beside the story “The South Korean stock market is in free fall, and these are the reasons.”
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).
Who gains and who loses around Vaneck Etf Trust (SMH)
Companies mentioned with this story
- SMH Vaneck Etf Trust
Vaneck Etf Trust (SMH) is linked, with no stored direction, high confidence in the 13 Oct 2026 story “The South Korean stock market is in free fall, and these are the reasons.” Reason on file: Semiconductor supply, export-control, or production shocks can transmit across the chip complex
- SOXX Ishares Tr
For “The South Korean stock market is in free fall, and these are the reasons,” 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
Alpha & Omega Semiconductor (AOSL) is linked, with no stored direction, medium confidence in the 13 Oct 2026 story “The South Korean stock market is in free fall, and these are the reasons.” 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
GCT Semiconductor Holding (GCTS) is linked, with no stored direction, medium confidence in the 13 Oct 2026 story “The South Korean stock market is in free fall, and these are the reasons.” 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
- NVTS Navitas Semiconductor
For “The South Korean stock market is in free fall, and these are the reasons,” 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
For “The South Korean stock market is in free fall, and these are the reasons,” 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
For “The South Korean stock market is in free fall, and these are the reasons,” Tower Semiconductor (TSEM) is linked, with no stored direction, medium confidence. 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
- TSM Taiwan Semiconductor Manufacturing
Taiwan Semiconductor Manufacturing (TSM) is linked, with no stored direction, medium confidence in the 13 Oct 2026 story “The South Korean stock market is in free fall, and these are the reasons.” Reason on file: GA selected TSM 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
How semiconductors news reaches Vaneck Etf Trust (SMH)
On 13 Oct 2026, “The South Korean stock market is in free fall, and these are the reasons” is the story that connects Vaneck Etf Trust (SMH) to Semiconductors.
For Vaneck Etf Trust (SMH), the reason on file says Semiconductor supply, export-control, or production shocks can transmit across the chip complex
Ishares Tr (SOXX) is here too. Its reason reads: Semiconductor supply, export-control, or production shocks can transmit across the chip complex
The price range for Vaneck Etf Trust (SMH), and the dates in the story
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.
What the saved facts support for Vaneck Etf Trust (SMH)
46 out of 100
“The South Korean stock market is in free fall, and these are the reasons” scores 46 out of 100. The score uses 1 sources, and 8 linked companies.