Sandisk plunges 19% as tech stocks drop (SNDK:NASDAQ)
Published . Updated .
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This report is about the broad US market.
Directly affected
- SNDK Sandisk-40.9% 30d
Named in this report.
Indirectly affected
- DIA SPDR Dow Jones Industrial Average ETF-0.5% 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-9.8% 30d
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+6.9% 13d
Technology Select Sector SPDR holds the technology sector that Sandisk belongs to, so it often moves with news about it.
- WDC Western Digital-28.1% 30d
Western Digital is a peer of Sandisk in computer storage devices; rivals often move on the same news.
- NTAP NetApp-2.9% 30d
NetApp is a peer of Sandisk in computer storage devices; rivals often move on the same news.
- P Everpure-12.3% 30d
Everpure is a peer of Sandisk in computer storage devices; rivals often move on the same news.
- STX Seagate Technology Holdings-38.5% 30d
Seagate Technology Holdings 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 | +28.32% | +3.65% | base | -18.84% | after close | after close | after close |
| DIA | -1.93% | -2.58% | base | -3.47% | after close | after close | after close |
| QQQ | +3.43% | -1.51% | base | -5.74% | after close | after close | after close |
| XLK | +6.96% | -1.25% | base | -7.19% | after close | after close | after close |
| WDC | +22.17% | +4.60% | base | -15.12% | after close | after close | after close |
| NTAP | +16.35% | -1.32% | base | -8.40% | after close | after close | after close |
| P | +22.95% | +1.84% | base | -15.21% | after close | after close | after close |
| STX | +25.77% | +6.53% | base | -14.84% | 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.
Sandisk plunges 19% as tech stocks drop (SNDK:NASDAQ) Seeking Alpha
Source: Seeking Alpha
This story
| Company | When | Move | Status |
|---|---|---|---|
| DIA | that day | -3.47% | final price |
| DIA | three days earlier | -2.58% | final price |
| DIA | five days earlier | -1.93% | final price |
| NTAP | that day | -8.40% | final price |
| NTAP | three days earlier | -1.32% | final price |
| NTAP | five days earlier | +16.35% | final price |
| P | that day | -15.21% | final price |
| P | three days earlier | +1.84% | final price |
| P | five days earlier | +22.95% | final price |
| QQQ | that day | -5.74% | final price |
| QQQ | three days earlier | -1.51% | final price |
| QQQ | five days earlier | +3.43% | final price |
| SNDK | that day | -18.84% | final price |
| SNDK | three days earlier | +3.65% | final price |
| SNDK | five days earlier | +28.32% | final price |
| STX | that day | -14.84% | final price |
| STX | three days earlier | +6.53% | final price |
| STX | five days earlier | +25.77% | final price |
| WDC | that day | -15.12% | final price |
| WDC | three days earlier | +4.60% | final price |
| WDC | five days earlier | +22.17% | final price |
| XLK | that day | -7.19% | final price |
| XLK | three days earlier | -1.25% | final price |
| XLK | five days earlier | +6.96% | final price |
Trades by members of Congress and officials in the stocks in this story
- Rep. Rohit Khanna bought Western Digital (WDC) (held by a spouse), worth $1,001 - $15,000 on 25 Sep 2026. That is 41 days before publication. Filed 7 Oct 2026. View the filing.
- Rep. Gilbert Cisneros sold Western Digital (WDC), worth $1,001 - $15,000 on 18 Sep 2026. That is 48 days before publication. Filed 12 Oct 2026. View the filing.
- Donald J Trump, an executive branch official, bought Everpure (P), worth $15,001 - $50,000 on 28 Aug 2026. That is 69 days before publication. Filed 8 Oct 2026. View the filing.
- Rep. Kevin Hern sold Seagate Technology Holdings (STX), worth $15,001 - $50,000 on 23 Oct 2026. That is 13 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 36 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 51 days before publication. Filed 25 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).
How solid “Sandisk plunges 19% as tech stocks drop (SNDK:NASDAQ)” looks
12 out of 100
“Sandisk plunges 19% as tech stocks drop (SNDK:NASDAQ)” scores 12 out of 100. The score uses 1 sources.