Micron and SanDisk Fall as Samsung Selloff Hits Memory Stocks
Published . Updated .
Samsung expects tight memory supply to persist for several years.
Directly affected
- MU Micron Technology+0.6% 30d
Named in this report.
- SNDK Sandisk-9.5% 30d
Named in this report.
- SSNLF Samsung Electronics (KRX: 005930)
Named in this report.
Indirectly affected
- DIA SPDR Dow Jones Industrial Average ETF-1.7% 30d
SPDR Dow Jones Industrial Average ETF: it is a broad US stock-market fund. Linked by “stocks” (the broad US market) in this story.
- QQQ Invesco QQQ+2.3% 19d
Invesco QQQ: it is a broad US stock-market fund. Linked by “stocks” (the broad US market) in this story.
- XLK Technology Select Sector SPDR+9.1% 16d
Technology Select Sector SPDR holds the technology sector that Micron Technology belongs to, so it often moves with news about it.
- AVGO Broadcom+1.3% 30d
Broadcom is a peer of Micron Technology in semiconductors and related devices; rivals often move on the same news.
- AMD Advanced Micro Devices+6.2% 30d
Advanced Micro Devices is a peer of Micron Technology in semiconductors and related devices; rivals often move on the same news.
- INTC Intel-12.2% 30d
Intel is a peer of Micron Technology in semiconductors and related devices; rivals often move on the same news.
- AMAT Applied Materials-8.9% 30d
Applied Materials is a peer of Micron Technology in semiconductors and related devices; rivals often move on the same news.
- TXN Texas Instruments
Texas Instruments is a peer of Micron Technology in semiconductors and related devices; rivals often move on the same news.
Price reaction, T-5 to T+3
| Ticker | T-5 | T-3 | T-1 | T0 | T+1 | T+2 | T+3 |
|---|---|---|---|---|---|---|---|
| MU | -12.93% | -8.07% | base | -3.39% | after close | after close | after close |
| SNDK | -10.15% | -10.58% | base | -2.34% | after close | after close | after close |
| SSNLFNon-US listing (OTC); price checks may stay empty | — | — | — | — | — | — | — |
| DIANo price data for this ticker | — | — | — | — | — | — | — |
| QQQ | -2.90% | -1.86% | base | -1.27% | after close | after close | after close |
| XLKNo price data for this ticker | — | — | — | — | — | — | — |
| AVGO | -8.13% | -6.43% | base | -2.21% | after close | after close | after close |
| AMD | -12.15% | -8.14% | base | -1.19% | after close | after close | after close |
| INTCNo price data for this ticker | — | — | — | — | — | — | — |
| AMAT | -9.62% | -6.76% | base | +1.17% | after close | after close | after close |
| TXNNo 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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Micron and SanDisk Fall as Samsung Selloff Hits Memory Stocks Yahoo Finance
Source: Yahoo Finance
Spdr Dow Jones Industrial Average Etf Trust (DIA) since this story, compared with the market
| Company | When | Move | Status |
|---|---|---|---|
| AMAT | that day | +1.17% | still updating |
| AMAT | three days earlier | -6.76% | final price |
| AMAT | five days earlier | -9.62% | final price |
| AMD | that day | -1.19% | still updating |
| AMD | three days earlier | -8.14% | final price |
| AMD | five days earlier | -12.15% | final price |
| AVGO | that day | -2.21% | still updating |
| AVGO | three days earlier | -6.43% | final price |
| AVGO | five days earlier | -8.13% | final price |
| MU | that day | -3.39% | still updating |
| MU | three days earlier | -8.07% | final price |
| MU | five days earlier | -12.93% | final price |
| Invesco Qqq Trust, Series 1 (QQQ) | that day | -1.27% | still updating |
| Invesco Qqq Trust, Series 1 (QQQ) | three days earlier | -1.86% | final price |
| Invesco Qqq Trust, Series 1 (QQQ) | five days earlier | -2.90% | final price |
| SNDK | that day | -2.34% | still updating |
| SNDK | three days earlier | -10.58% | final price |
| SNDK | five days earlier | -10.15% | final price |
Trades by members of Congress and officials in the stocks in this story
- Sen. John Boozman sold Micron Technology (MU) (jointly held), worth $1,001 - $15,000 on 24 Sep 2026. That is 35 days before publication. Filed 21 Oct 2026. View the filing.
- Sen. John Boozman sold Micron Technology (MU) (jointly held), worth $1,001 - $15,000 on 9 Sep 2026. That is 50 days before publication. Filed 21 Oct 2026. View the filing.
- Donald J Trump, an executive branch official, sold Micron Technology (MU), worth $250,001 - $500,000 on 21 Aug 2026. That is 69 days before publication. Filed 8 Oct 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 34 days before publication. Filed 7 Oct 2026. View the filing.
- Rep. Rohit Khanna sold Broadcom (AVGO) (held by a dependent child), worth $15,001 - $50,000 on 23 Sep 2026. That is 36 days before publication. Filed 7 Oct 2026. View the filing.
- Rep. Gilbert Cisneros sold Broadcom (AVGO), worth $1,001 - $15,000 on 16 Sep 2026. That is 43 days before publication. Filed 12 Oct 2026. View the filing.
- Rep. Rohit Khanna bought Advanced Micro Devices (AMD) (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.
- Donald J Trump, an executive branch official, sold Advanced Micro Devices (AMD), worth $1,000,001 - $5,000,000 on 21 Aug 2026. That is 69 days before publication. Filed 8 Oct 2026. View the filing.
- Rep. Gilbert Cisneros sold Advanced Micro Devices (AMD), worth $1,001 - $15,000 on 18 Aug 2026. That is 72 days before publication. Filed 10 Sep 2026. View the filing.
- Rep. Rohit Khanna bought Intel (INTC) (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.
- Donald J Trump, an executive branch official, sold Intel (INTC), worth $100,001 - $250,000 on 21 Aug 2026. That is 69 days before publication. Filed 8 Oct 2026. View the filing.
- Rep. Rohit Khanna sold Intel (INTC) (held by a spouse), worth $1,001 - $15,000 on 3 Aug 2026. That is 87 days before publication. Filed 4 Sep 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 carried with this story
- DIA Spdr Dow Jones Industrial Average Etf Trust
Spdr Dow Jones Industrial Average Etf Trust (DIA) is linked, with no stored direction, medium confidence in the 29 Oct 2026 story “Micron and SanDisk Fall as Samsung Selloff Hits Memory Stocks.” Reason on file: SPDR Dow Jones Industrial Average ETF: it is a broad US stock-market fund. Linked by “stocks” (the broad US market) in this story
- QQQ Invesco Qqq Trust, Series 1
For “Micron and SanDisk Fall as Samsung Selloff Hits Memory Stocks,” 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 “stocks” (the broad US market) in this story
- IWM Ishares Tr
For “Micron and SanDisk Fall as Samsung Selloff Hits Memory Stocks,” Ishares Tr (IWM) is linked, with no stored direction, medium confidence. Reason on file: iShares Russell 2000 ETF: it is a broad US stock-market fund. Linked by “stocks” (the broad US market) in this story
- RSP Invesco Exchange Traded Fd T
In “Micron and SanDisk Fall as Samsung Selloff Hits Memory Stocks,” 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 “stocks” (the broad US market) in this story
- VTI Vanguard Index Fds
In “Micron and SanDisk Fall as Samsung Selloff Hits Memory Stocks,” 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 “stocks” (the broad US market) in this story
Spdr Dow Jones Industrial Average Etf Trust (DIA)
“Micron and SanDisk Fall as Samsung Selloff Hits Memory Stocks” (29 Oct 2026) reaches Spdr Dow Jones Industrial Average Etf Trust (DIA) through this story.
What ties Spdr Dow Jones Industrial Average Etf Trust (DIA) to the headline is this: SPDR Dow Jones Industrial Average ETF: it is a broad US stock-market fund. Linked by “stocks” (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 “stocks” (the broad US market) in this story
Price levels for Spdr Dow Jones Industrial Average Etf Trust (DIA)
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.
How strong the case is around Spdr Dow Jones Industrial Average Etf Trust (DIA)
40 out of 100Price not final
“Micron and SanDisk Fall as Samsung Selloff Hits Memory Stocks” scores 40 out of 100. The score uses 1 sources, and 5 linked companies. The price is not final yet.