8-K - WESTERN DIGITAL CORP (0000106040) (Filer)
Published . Updated .
8-K - WESTERN DIGITAL filed an 8-K with the SEC on Oct 22 (a notice of a material company event).
Directly affected
- WDC WESTERN DIGITAL CORP-11.4%
SEC 8-K filing -> direct issuer disclosure -> WDC
Indirectly affected
- SPY SPDR S&P 500+1.6%
The broad U.S. stock market
- TLT iShares 20+ Year Treasury Bond-1.8%
Long-term U.S. government bonds
- QQQ Invesco QQQ+2.3%
Large technology stocks
- GLD SPDR Gold Shares-3.3%
Gold can move with the broad market
Price reaction, T-5 to T+3
| Ticker | T-5 | T-3 | T-1 | T0 | T+1 | T+2 | T+3 |
|---|---|---|---|---|---|---|---|
| WDC | -6.20% | +2.98% | base | after close | after close | after close | after close |
| SPY | -0.09% | +0.66% | base | after close | after close | after close | after close |
| TLT | -2.07% | -1.97% | base | after close | after close | after close | after close |
| QQQ | +0.75% | +1.80% | base | after close | after close | after close | after close |
| GLD | +3.51% | +2.33% | 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.
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.
Filed: 2026-10-22 AccNo: 0001628280-26-066882 Size: 919 KB Item 2.02: Results of Operations and Financial Condition Item 9.01: Financial Statements and Exhibits
Source: sec-edgar
Western Digital (WDC)
Across 5 earlier stories, Western Digital (WDC) the next day averaged -3.87%. The largest gain was -1.63% and the largest drop was -5.89%, from 5 prices.
| Company | When | Average | Largest gain | Largest drop | Prices |
|---|---|---|---|---|---|
| Western Digital (WDC) | the next day | -3.87% | -1.63% | -5.89% | 5 |
| Western Digital (WDC) | three days later | -10.72% | -7.43% | -14.22% | 5 |
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How far Western Digital (WDC) has moved since 22 Oct 2026
| Company | When | Move | Status |
|---|---|---|---|
| GLD | three days earlier | +2.33% | final price |
| GLD | five days earlier | +3.51% | final price |
| QQQ | three days earlier | +1.80% | final price |
| QQQ | five days earlier | +0.75% | final price |
| SPY | three days earlier | +0.66% | final price |
| SPY | five days earlier | -0.09% | final price |
| TLT | three days earlier | -1.97% | final price |
| TLT | five days earlier | -2.07% | final price |
| Western Digital (WDC) | three days earlier | +2.98% | final price |
| Western Digital (WDC) | five days earlier | -6.20% | final price |
Congressional stock trades in Western Digital (WDC)
- Rep. Rohit Khanna bought Western Digital (WDC) (held by a spouse), worth $1,001 - $15,000 on 25 Sep 2026. That is 27 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 34 days before publication. Filed 12 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 is named in “8-K - WESTERN DIGITAL CORP (0000106040) (Filer)”
Companies tied to this story
- WDC Western Digital
Western Digital (WDC) is linked, with no stored direction, high confidence in the 22 Oct 2026 story “8-K - WESTERN DIGITAL CORP (0000106040) (Filer).” Reason on file: SEC 8-K filing -> direct issuer disclosure -> WDC
How “8-K - WESTERN DIGITAL CORP (0000106040) (Filer)” reaches Western Digital (WDC)
Western Digital (WDC) is the company in “8-K - WESTERN DIGITAL CORP (0000106040) (Filer),” the 22 Oct 2026 this story story.
Western Digital (WDC) is on the page because SEC 8-K filing -> direct issuer disclosure -> WDC
Price levels for Western Digital (WDC)
WDC traded between 331.87 and 467.29 across 20 sessions. The latest close on file is 378.46.
A simple score for Western Digital (WDC)
14 out of 100
“8-K - WESTERN DIGITAL CORP (0000106040) (Filer)” scores 14 out of 100. The score uses 1 sources, and 1 linked companies.