Sandisk Sinks 9% Despite Earnings Beat, Raised Guidance and 8-for-1 Split; Western Digital Tumbles 8%, Seagate Slides 7%, Micron Falls 6%
Published . Updated .
Covered by 2 outlets: 24/7 Wall St., Yahoo Finance.
Who covered it: Center 1 · Not rated 1. How we rate outlets
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This report does not map to a usual set of affected companies.
Directly affected
- SNDK Sandisk-38.0% 30d
Named in this report.
- STX Seagate Technology Holdings-34.4% 30d
Named in this report.
- MU Micron Technology-20.2% 30d
Named in this report.
Indirectly affected
- XLK Technology Select Sector SPDR+9.2% 14d
Technology Select Sector SPDR holds the technology sector that Micron Technology belongs to, so it often moves with news about it.
- AVGO Broadcom-6.5% 30d
Broadcom is a peer of Micron Technology in semiconductors and related devices; rivals often move on the same news.
- AMD Advanced Micro Devices-21.3% 30d
Advanced Micro Devices is a peer of Micron Technology in semiconductors and related devices; rivals often move on the same news.
- INTC Intel-50.7% 30d
Intel is a peer of Micron Technology in semiconductors and related devices; rivals often move on the same news.
- AMAT Applied Materials-8.4% 30d
Applied Materials is a peer of Micron Technology in semiconductors and related devices; rivals often move on the same news.
- TXN Texas Instruments+15.2% 30d
Texas Instruments is a peer of Micron Technology in semiconductors and related devices; rivals often move on the same news.
- WDC Western Digital-26.7% 30d
Western Digital is a peer of Sandisk in computer storage devices; rivals often move on the same news.
- NTAP NetApp
NetApp is a peer of Sandisk in computer storage 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 |
|---|---|---|---|---|---|---|---|
| SNDK | -7.00% | -1.94% | base | -13.43% | -19.23% | -15.35% | -21.94% |
| STX | -10.00% | -4.52% | base | -7.97% | -15.30% | -13.46% | -20.14% |
| MU | -6.11% | -0.58% | base | -5.34% | -10.82% | -8.50% | -13.57% |
| XLK | -2.92% | +0.39% | base | -4.90% | -7.68% | -6.50% | -6.07% |
| AVGO | -6.76% | -0.76% | base | -5.48% | -6.56% | -3.77% | -5.13% |
| AMD | -8.77% | -1.13% | base | -10.82% | -17.61% | -14.55% | -14.64% |
| INTC | -5.56% | +1.81% | base | -28.56% | -34.89% | -34.30% | -36.58% |
| AMAT | -10.54% | -6.12% | base | -7.51% | -11.14% | -9.38% | -13.05% |
| TXN | -9.00% | -1.27% | base | -3.77% | -3.50% | -0.10% | -0.60% |
| WDC | -13.14% | -3.72% | base | -7.46% | -14.39% | -12.15% | -17.36% |
| NTAP | -1.25% | +4.19% | base | -8.78% | -15.19% | -12.66% | -13.68% |
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.
Sandisk Sinks 9% Despite Earnings Beat, Raised Guidance and 8-for-1 Split; Western Digital Tumbles 8%, Seagate Slides 7%, Micron Falls 6% 24/7 Wall St.
Source: 24/7 Wall St.
This story
| Company | When | Move | Status |
|---|---|---|---|
| AMAT | that day | -7.51% | final price |
| AMAT | the next day | -11.14% | final price |
| AMAT | two days later | -9.38% | final price |
| AMAT | three days later | -13.05% | still updating |
| AMAT | three days earlier | -6.12% | final price |
| AMAT | five days earlier | -10.54% | final price |
| AMD | that day | -10.82% | final price |
| AMD | the next day | -17.61% | final price |
| AMD | two days later | -14.55% | final price |
| AMD | three days later | -14.64% | still updating |
| AMD | three days earlier | -1.13% | final price |
| AMD | five days earlier | -8.77% | final price |
| AVGO | that day | -5.48% | final price |
| AVGO | the next day | -6.56% | final price |
| AVGO | two days later | -3.77% | final price |
| AVGO | three days later | -5.13% | still updating |
| AVGO | three days earlier | -0.76% | final price |
| AVGO | five days earlier | -6.76% | final price |
| INTC | that day | -28.56% | final price |
| INTC | the next day | -34.89% | final price |
| INTC | two days later | -34.30% | final price |
| INTC | three days later | -36.58% | still updating |
| INTC | three days earlier | +1.81% | final price |
| INTC | five days earlier | -5.56% | final price |
| MU | that day | -5.34% | final price |
| MU | the next day | -10.82% | final price |
| MU | two days later | -8.50% | final price |
| MU | three days later | -13.57% | still updating |
| MU | three days earlier | -0.58% | final price |
| MU | five days earlier | -6.11% | final price |
| NTAP | that day | -8.78% | final price |
| NTAP | the next day | -15.19% | final price |
| NTAP | two days later | -12.66% | final price |
| NTAP | three days later | -13.68% | still updating |
| NTAP | three days earlier | +4.19% | final price |
| NTAP | five days earlier | -1.25% | final price |
| SNDK | that day | -13.43% | final price |
| SNDK | the next day | -19.23% | final price |
| SNDK | two days later | -15.35% | final price |
| SNDK | three days later | -21.94% | still updating |
| SNDK | three days earlier | -1.94% | final price |
| SNDK | five days earlier | -7.00% | final price |
| STX | that day | -7.97% | final price |
| STX | the next day | -15.30% | final price |
| STX | two days later | -13.46% | final price |
| STX | three days later | -20.14% | still updating |
| STX | three days earlier | -4.52% | final price |
| STX | five days earlier | -10.00% | final price |
| TXN | that day | -3.77% | final price |
| TXN | the next day | -3.50% | final price |
| TXN | two days later | -0.10% | final price |
| TXN | three days later | -0.60% | still updating |
| TXN | three days earlier | -1.27% | final price |
| TXN | five days earlier | -9.00% | final price |
| WDC | that day | -7.46% | final price |
| WDC | the next day | -14.39% | final price |
| WDC | two days later | -12.15% | final price |
| WDC | three days later | -17.36% | still updating |
| WDC | three days earlier | -3.72% | final price |
| WDC | five days earlier | -13.14% | final price |
| XLK | that day | -4.90% | final price |
| XLK | the next day | -7.68% | final price |
| XLK | two days later | -6.50% | final price |
| XLK | three days later | -6.07% | still updating |
| XLK | three days earlier | +0.39% | final price |
| XLK | five days earlier | -2.92% | final price |
Trades by members of Congress and officials in the stocks in this story
- Rep. Kevin Hern sold Seagate Technology Holdings (STX), worth $15,001 - $50,000 on 23 Oct 2026. That is 7 days before publication. Filed 28 Oct 2026. View the filing.
- Rep. Lisa McClain sold Seagate Technology Holdings (STX) (held by a spouse), worth $15,001 - $50,000 on 30 Sep 2026. That is 30 days before publication. Filed 12 Oct 2026. View the filing.
- Rep. Kevin Hern sold Seagate Technology Holdings (STX), worth $1,001 - $15,000 on 15 Sep 2026. That is 45 days before publication. Filed 25 Sep 2026. View the filing.
- Rep. John J McGuire III bought Micron Technology (MU) (held by a spouse), worth $1,001 - $15,000 on 1 Oct 2026. That is 29 days before publication. Filed 1 Nov 2026. View the filing.
- Rep. John J McGuire III bought Micron Technology (MU) (held by a spouse), worth $1,001 - $15,000 on 25 Sep 2026. That is 35 days before publication. Filed 1 Nov 2026. View the filing.
- Rep. John J McGuire III bought Micron Technology (MU) (held by a spouse), worth $1,001 - $15,000 on 24 Sep 2026. That is 36 days before publication. Filed 1 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 35 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 36 days before publication. Filed 1 Nov 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 37 days before publication. Filed 7 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 56 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 70 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 73 days before publication. Filed 10 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).
This story
25 out of 100Price not final
“Sandisk Sinks 9% Despite Earnings Beat, Raised Guidance and 8-for-1 Split; Western Digital Tumbles 8%, Seagate Slides 7%, Micron Falls 6%” scores 25 out of 100. The score uses 2 sources. The price is not final yet.