Stock Market Today, Oct. 29: Marvell Falls on Lumentum Acquisition Talks
Published . Updated .
Today, Oct. 29, 2026, investors weighed financing risks as the semiconductor maker pursued an optics supplier deal to bolster its AI infrastructure strategy.
Directly affected
- No company is named in this report.
Indirectly affected
- SMH VanEck Semiconductor ETF+1.3% 30d
VanEck Semiconductor ETF: it holds chipmakers. Linked by “semiconductor” (semiconductors) in this story.
- SOXX iShares Semiconductor ETF+0.5% 30d
iShares Semiconductor ETF: it holds chipmakers. Linked by “semiconductor” (semiconductors) in this story.
- QQQ Invesco QQQ+2.3% 19d
Invesco QQQ: it holds the big tech and AI names. Linked by “ai” (AI and big tech) in this story.
- TSM Taiwan Semiconductor Manufacturing+2.2% 30d
Taiwan Semiconductor Manufacturing (semiconductors and related devices): chip demand, export rules and supply drive chipmakers' shares. Linked by “semiconductor” (semiconductors) in this story.
- ASML ASML Holding N.V-6.4% 19d
ASML Holding N.V (special industry machinery): chip demand, export rules and supply drive chipmakers' shares. Linked by “semiconductor” (semiconductors) in this story.
- NVDA Nvidia-1.8% 30d
Nvidia (semiconductors and related devices): chip demand, export rules and supply drive chipmakers' shares. Linked by “semiconductor” (semiconductors) in this story.
- MSFT Microsoft+6.8% 30d
Microsoft (prepackaged software): big tech's AI spending and demand drive its shares. Linked by “ai” (AI and big tech) in this story.
- GOOGL Alphabet-6.3% 30d
Alphabet (computer programming, data processing, etc.): big tech's AI spending and demand drive its shares. Linked by “ai” (AI and big tech) in this story.
Price reaction, T-5 to T+3
| Ticker | T-5 | T-3 | T-1 | T0 | T+1 | T+2 | T+3 |
|---|---|---|---|---|---|---|---|
| SMHNo price data for this ticker | — | — | — | — | — | — | — |
| SOXXNo price data for this ticker | — | — | — | — | — | — | — |
| QQQ | -1.57% | +0.81% | base | after close | after close | after close | after close |
| TSMNo price data for this ticker | — | — | — | — | — | — | — |
| ASMLNo price data for this ticker | — | — | — | — | — | — | — |
| NVDANo price data for this ticker | — | — | — | — | — | — | — |
| MSFTNo price data for this ticker | — | — | — | — | — | — | — |
| GOOGLNo price data for this ticker | — | — | — | — | — | — | — |
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.
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Stock Market Today, Oct. 29: Marvell Falls on Lumentum Acquisition Talks Yahoo Finance
Source: Yahoo Finance
The price since 29 Oct 2026: Spdr Dow Jones Industrial Average Etf Trust (DIA) versus the S&P 500
| Company | When | Move | Status |
|---|---|---|---|
| Invesco Qqq Trust, Series 1 (QQQ) | three days earlier | +0.81% | final price |
| Invesco Qqq Trust, Series 1 (QQQ) | five days earlier | -1.57% | 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 20 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 37 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 65 days before publication. Filed 14 Oct 2026. View the filing.
- Rep. Michael T. McCaul bought Asml Holding (ASML) (held by a spouse), worth $50,001 - $100,000 on 7 Aug 2026. That is 83 days before publication. Filed 14 Oct 2026. View the filing.
- Rep. Cleo Fields bought Nvidia (NVDA), worth $1,001 - $15,000 on 1 Oct 2026. That is 28 days before publication. Filed 22 Oct 2026. View the filing.
- Rep. Rohit Khanna bought Nvidia (NVDA) (held by a dependent child), worth $1,001 - $15,000 on 23 Sep 2026. That is 36 days before publication. Filed 7 Oct 2026. View the filing.
- Rep. Rohit Khanna sold Nvidia (NVDA) (held by a spouse), worth $1,001 - $15,000 on 4 Sep 2026. That is 55 days before publication. Filed 7 Oct 2026. View the filing.
- Rep. Lisa McClain bought Microsoft (MSFT) (held by a spouse), worth $1,001 - $15,000 on 30 Sep 2026. That is 29 days before publication. Filed 12 Oct 2026. View the filing.
- Rep. Michael Rulli sold Microsoft (MSFT), worth $1,001 - $15,000 on 28 Sep 2026. That is 31 days before publication. Filed 2 Oct 2026. View the filing.
- Rep. Maria Elvira Salazar sold Microsoft (MSFT), worth $1,001 - $15,000 on 24 Sep 2026. That is 35 days before publication. Filed 7 Oct 2026. View the filing.
- Rep. Pete Sessions sold Alphabet (GOOGL), worth $15,001 - $50,000 on 14 Sep 2026. That is 45 days before publication. Filed 18 Sep 2026. View the filing.
- Rep. Rohit Khanna sold Alphabet (GOOGL) (held by a spouse), worth $1,001 - $15,000 on 4 Sep 2026. That is 55 days before publication. Filed 7 Oct 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 Spdr Dow Jones Industrial Average Etf Trust (DIA)
Companies mentioned with this story
- DIA Spdr Dow Jones Industrial Average Etf Trust
For “Stock Market Today, Oct. 29: Marvell Falls on Lumentum Acquisition Talks,” Spdr Dow Jones Industrial Average Etf Trust (DIA) is linked, with no stored direction, medium confidence. Reason on file: SPDR Dow Jones Industrial Average ETF: it is a broad US stock-market fund. Linked by “stock market” (the broad US market) in this story
- QQQ Invesco Qqq Trust, Series 1
In “Stock Market Today, Oct. 29: Marvell Falls on Lumentum Acquisition Talks,” Invesco Qqq Trust, Series 1 (QQQ) is linked, with no stored direction, medium confidence. Reason on file: Invesco QQQ: it is a broad US stock-market fund. Linked by “stock market” (the broad US market) in this story
- IWM Ishares Tr
Ishares Tr (IWM) is linked, with no stored direction, medium confidence in the 29 Oct 2026 story “Stock Market Today, Oct. 29: Marvell Falls on Lumentum Acquisition Talks.” Reason on file: iShares Russell 2000 ETF: it is a broad US stock-market fund. Linked by “stock market” (the broad US market) in this story
- RSP Invesco Exchange Traded Fd T
In “Stock Market Today, Oct. 29: Marvell Falls on Lumentum Acquisition Talks,” Invesco Exchange Traded Fd T (RSP) is linked, with no stored direction, medium confidence. Reason on file: Invesco S&P 500 Equal Weight ETF: it is a broad US stock-market fund. Linked by “stock market” (the broad US market) in this story
- VTI Vanguard Index Fds
In “Stock Market Today, Oct. 29: Marvell Falls on Lumentum Acquisition Talks,” Vanguard Index Fds (VTI) is linked, with no stored direction, medium confidence. Reason on file: Vanguard Total Stock Market ETF: it is a broad US stock-market fund. Linked by “stock market” (the broad US market) in this story
Spdr Dow Jones Industrial Average Etf Trust (DIA)
Spdr Dow Jones Industrial Average Etf Trust (DIA) is the company in “Stock Market Today, Oct. 29: Marvell Falls on Lumentum Acquisition Talks,” the 29 Oct 2026 this story story.
The link for Spdr Dow Jones Industrial Average Etf Trust (DIA) is this: SPDR Dow Jones Industrial Average ETF: it is a broad US stock-market fund. Linked by “stock market” (the broad US market) in this story
Also listed, Invesco Qqq Trust, Series 1 (QQQ): Invesco QQQ: it is a broad US stock-market fund. Linked by “stock market” (the broad US market) in this story
The price range for Spdr Dow Jones Industrial Average Etf Trust (DIA), and the dates in the story
DIA traded between 504.92 and 522.62 across 20 sessions. The latest close on file is 515.65. IWM traded between 269.88 and 284.63 across 20 sessions. The latest close on file is 281.31. QQQ traded between 701.18 and 762.84 across 18 sessions. The latest close on file is 725.59.
A simple score for Spdr Dow Jones Industrial Average Etf Trust (DIA)
40 out of 100
“Stock Market Today, Oct. 29: Marvell Falls on Lumentum Acquisition Talks” scores 40 out of 100. The score uses 1 sources, and 5 linked companies.