US Export Controls Spread From Chips to Optics and Substrates, Putting Taiwan in the Crosshairs
Published . Updated .
Key takeaways
Market Call
Think this story will push the stock up or down over the next three trading days? Make a free call and see what other readers think. Points are play money with no cash value.
Get these market calls by email
The week's biggest market-moving stories, Congress trades and Trump posts, with the tickers they touch. Free, one email a week.
Free. We only use your email to send the digest, never sell or share it, and every email has a one-click unsubscribe link. See our privacy policy.
This report is about semiconductors and defense.
Directly affected
- No company is named in this report.
Indirectly affected
- SMH VanEck Semiconductor ETF-15.5% 30d
VanEck Semiconductor ETF: it holds chipmakers. Linked by “chips” (semiconductors) in this story.
- SOXX iShares Semiconductor ETF-19.8% 30d
iShares Semiconductor ETF: it holds chipmakers. Linked by “chips” (semiconductors) in this story.
- ITA iShares U.S. Aerospace & Defense ETF+1.1% 30d
iShares U.S. Aerospace & Defense ETF: it holds defense and aerospace contractors. Linked by “taiwan” (defense) in this story.
- EWT iShares MSCI Taiwan ETF+0.9% 15d
iShares MSCI Taiwan ETF holds stocks listed in Taiwan, which this story is about (“taiwan”).
- TSM Taiwan Semiconductor Manufacturing-9.5% 30d
Taiwan Semiconductor Manufacturing (semiconductors and related devices, with business in Taiwan): chip demand, export rules and supply drive chipmakers' shares. Linked by “chips” (semiconductors) in this story.
- ASML ASML Holding N.V-8.9% 11d
ASML Holding N.V (special industry machinery): chip demand, export rules and supply drive chipmakers' shares. Linked by “chips” (semiconductors) in this story.
- NVDA Nvidia-8.4% 30d
Nvidia (semiconductors and related devices): chip demand, export rules and supply drive chipmakers' shares. Linked by “chips” (semiconductors) in this story.
- AVGO Broadcom-10.0% 30d
Broadcom (semiconductors and related devices): chip demand, export rules and supply drive chipmakers' shares. Linked by “chips” (semiconductors) in this story.
Price reaction, T-5 to T+3
| Ticker | T-5 | T-3 | T-1 | T0 | T+1 | T+2 | T+3 |
|---|---|---|---|---|---|---|---|
| SMH | +4.28% | -4.14% | base | after close | after close | after close | after close |
| SOXX | +2.68% | -6.81% | base | after close | after close | after close | after close |
| ITA | -2.04% | -4.68% | base | after close | after close | after close | after close |
| EWT | +2.47% | -5.80% | base | after close | after close | after close | after close |
| TSM | -0.24% | -5.39% | base | after close | after close | after close | after close |
| ASML | -0.77% | -5.53% | base | after close | after close | after close | after close |
| NVDA | +18.59% | +10.61% | base | after close | after close | after close | after close |
| AVGO | -1.94% | -11.64% | base | after close | after close | after close | after close |
Closing-price change versus T-1, the last close before the story. T0 to T+3 fill in after each market close. Prices: Alpaca IEX.
US Export Controls Spread From Chips to Optics and Substrates, Putting Taiwan in the Crosshairs 天下雜誌
Source: 블루밍비트
The price since 10 Nov 2026: Vaneck Etf Trust (SMH) versus the S&P 500
| Company | When | Move | Status |
|---|---|---|---|
| Asml Holding (ASML) | three days earlier | -5.53% | final price |
| Asml Holding (ASML) | five days earlier | -0.77% | final price |
| Broadcom (AVGO) | three days earlier | -11.64% | final price |
| Broadcom (AVGO) | five days earlier | -1.94% | final price |
| Ishares (EWT) | three days earlier | -5.80% | final price |
| Ishares (EWT) | five days earlier | +2.47% | final price |
| IShares U.S. Aerospace & Defense ETF (ITA) | three days earlier | -4.68% | final price |
| IShares U.S. Aerospace & Defense ETF (ITA) | five days earlier | -2.04% | final price |
| Nvidia (NVDA) | three days earlier | +10.61% | final price |
| Nvidia (NVDA) | five days earlier | +18.59% | final price |
| Vaneck Etf Trust (SMH) | three days earlier | -4.14% | final price |
| Vaneck Etf Trust (SMH) | five days earlier | +4.28% | final price |
| Ishares Tr (SOXX) | three days earlier | -6.81% | final price |
| Ishares Tr (SOXX) | five days earlier | +2.68% | final price |
| Taiwan Semiconductor Manufacturing (TSM) | three days earlier | -5.39% | final price |
| Taiwan Semiconductor Manufacturing (TSM) | five days earlier | -0.24% | final price |
Congressional trades in the stocks in this story
- Rep. Cleo Fields bought Taiwan Semiconductor Manufacturing (TSM), worth $1,001 - $15,000 on 9 Oct 2026. That is 32 days before publication. Filed 22 Oct 2026. View the filing.
- Rep. Gilbert Cisneros bought Taiwan Semiconductor Manufacturing (TSM), worth $1,001 - $15,000 on 22 Sep 2026. That is 49 days before publication. Filed 12 Oct 2026. View the filing.
- Rep. Michael T. McCaul sold Taiwan Semiconductor Manufacturing (TSM) (held by a spouse), worth $1,001 - $15,000 on 25 Aug 2026. That is 77 days before publication. Filed 14 Oct 2026. View the filing.
- Rep. Kevin Hern sold Asml Holding (ASML) (jointly held), worth $15,001 - $50,000 on 23 Oct 2026. That is 18 days before publication. Filed 28 Oct 2026. View the filing.
- Rep. Maria Elvira Salazar bought Nvidia (NVDA), worth $1,001 - $15,000 on 23 Oct 2026. That is 18 days before publication. Filed 5 Nov 2026. View the filing.
- Rep. Rohit Khanna sold Nvidia (NVDA) (held by a spouse), worth $1,001 - $15,000 on 7 Oct 2026. That is 34 days before publication. Filed 5 Nov 2026. View the filing.
- Rep. Pete Sessions sold Nvidia (NVDA) (held by a spouse), worth $15,001 - $50,000 on 2 Oct 2026. That is 39 days before publication. Filed 27 Oct 2026. View the filing.
- Rep. Rohit Khanna bought Broadcom (AVGO) (held by a spouse), worth $1,001 - $15,000 on 13 Oct 2026. That is 28 days before publication. Filed 5 Nov 2026. View the filing.
- Rep. Rohit Khanna sold Broadcom (AVGO) (held by a spouse), worth $1,001 - $15,000 on 25 Sep 2026. That is 46 days before publication. Filed 7 Oct 2026. View the filing.
- Rep. John J McGuire III sold Broadcom (AVGO) (held by a spouse), worth $1,001 - $15,000 on 24 Sep 2026. That is 47 days before publication. Filed 1 Nov 2026. View the filing.
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, medium confidence in the 10 Nov 2026 story “US Export Controls Spread From Chips to Optics and Substrates, Putting Taiwan in the Crosshairs.” Reason on file: VanEck Semiconductor ETF: it holds chipmakers. Linked by “chips” (semiconductors) in this story
- SOXX Ishares Tr
Ishares Tr (SOXX) is linked, with no stored direction, medium confidence in the 10 Nov 2026 story “US Export Controls Spread From Chips to Optics and Substrates, Putting Taiwan in the Crosshairs.” Reason on file: iShares Semiconductor ETF: it holds chipmakers. Linked by “chips” (semiconductors) in this story
- ITA IShares U.S. Aerospace & Defense ETF
In “US Export Controls Spread From Chips to Optics and Substrates, Putting Taiwan in the Crosshairs,” IShares U.S. Aerospace & Defense ETF (ITA) is linked, with no stored direction, medium confidence. Reason on file: iShares U.S. Aerospace & Defense ETF: it holds defense and aerospace contractors. Linked by “taiwan” (defense) in this story
- EWT Ishares
For “US Export Controls Spread From Chips to Optics and Substrates, Putting Taiwan in the Crosshairs,” Ishares (EWT) is linked, with no stored direction, medium confidence. Reason on file: iShares MSCI Taiwan ETF holds stocks listed in Taiwan, which this story is about (“taiwan”)
- TSM Taiwan Semiconductor Manufacturing
Taiwan Semiconductor Manufacturing (TSM) is linked, with no stored direction, medium confidence in the 10 Nov 2026 story “US Export Controls Spread From Chips to Optics and Substrates, Putting Taiwan in the Crosshairs.” Reason on file: Taiwan Semiconductor Manufacturing (semiconductors and related devices, with business in Taiwan): chip demand, export rules and supply drive chipmakers' shares. Linked by “chips” (semiconductors) in this story
- ASML Asml Holding
In “US Export Controls Spread From Chips to Optics and Substrates, Putting Taiwan in the Crosshairs,” Asml Holding (ASML) is linked, with no stored direction, medium confidence. Reason on file: ASML Holding N.V (special industry machinery): chip demand, export rules and supply drive chipmakers' shares. Linked by “chips” (semiconductors) in this story
- NVDA Nvidia
Nvidia (NVDA) is linked, with no stored direction, medium confidence in the 10 Nov 2026 story “US Export Controls Spread From Chips to Optics and Substrates, Putting Taiwan in the Crosshairs.” Reason on file: Nvidia (semiconductors and related devices): chip demand, export rules and supply drive chipmakers' shares. Linked by “chips” (semiconductors) in this story
- AVGO Broadcom
Broadcom (AVGO) is linked, with no stored direction, medium confidence in the 10 Nov 2026 story “US Export Controls Spread From Chips to Optics and Substrates, Putting Taiwan in the Crosshairs.” Reason on file: Broadcom (semiconductors and related devices): chip demand, export rules and supply drive chipmakers' shares. Linked by “chips” (semiconductors) in this story
Vaneck Etf Trust (SMH)
The 10 Nov 2026 story “US Export Controls Spread From Chips to Optics and Substrates, Putting Taiwan in the Crosshairs” names Vaneck Etf Trust (SMH) because of this story.
For Vaneck Etf Trust (SMH), the reason on file says VanEck Semiconductor ETF: it holds chipmakers. Linked by “chips” (semiconductors) in this story
Also listed, Ishares Tr (SOXX): iShares Semiconductor ETF: it holds chipmakers. Linked by “chips” (semiconductors) in this story
Dates and price levels for Vaneck Etf Trust (SMH)
ITA traded between 197.59 and 218.73 across 20 sessions. The latest close on file is 216.38. SMH traded between 506.51 and 639.33 across 20 sessions. The latest close on file is 508.07. SOXX traded between 452.10 and 596.35 across 20 sessions. The latest close on file is 453.73.
A simple score for Vaneck Etf Trust (SMH)
46 out of 100
“US Export Controls Spread From Chips to Optics and Substrates, Putting Taiwan in the Crosshairs” scores 46 out of 100. The score uses 1 sources, and 8 linked companies.