8-K - COSTCO WHOLESALE CORP /NEW (0000909832) (Filer)
Published . Updated .
Key takeaways
- 8-K - COST WHOLESALE /NEW filed an 8-K with the SEC on Nov 10 (a notice of a material company event).
- Exposed: COST
- Market reaction: price tracking starts with the next trading session.
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8-K - COST WHOLESALE /NEW filed an 8-K with the SEC on Nov 10 (a notice of a material company event).
Directly affected
- COST Costco Wholesale+15.3% 30d
Named in this report.
Indirectly affected
- XLY Consumer Discretionary Select Sector SPDR+5.7% 30d
Consumer Discretionary Select Sector SPDR holds the consumer sector that Costco Wholesale belongs to, so it often moves with news about it.
- WMT Walmart+20.2% 30d
Walmart is a peer of Costco Wholesale in variety stores; rivals often move on the same news.
- TGT Target-1.0% 30d
Target is a peer of Costco Wholesale in variety stores; rivals often move on the same news.
- DG Dollar General+9.5% 30d
Dollar General is a peer of Costco Wholesale in variety stores; rivals often move on the same news.
- DLTR Dollar Tree+21.2% 30d
Dollar Tree is a peer of Costco Wholesale in variety stores; rivals often move on the same news.
- BJ BJ's Wholesale Club Holdings+20.7% 30d
BJ's Wholesale Club Holdings is a peer of Costco Wholesale in variety stores; 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 |
|---|---|---|---|---|---|---|---|
| COST | -1.85% | -1.20% | base | after close | after close | after close | after close |
| XLY | +1.18% | -2.74% | base | after close | after close | after close | after close |
| WMT | +2.97% | -0.02% | base | after close | after close | after close | after close |
| TGT | +0.75% | -2.13% | base | after close | after close | after close | after close |
| DG | +3.15% | -2.61% | base | after close | after close | after close | after close |
| DLTR | +4.41% | -6.84% | base | after close | after close | after close | after close |
| BJ | +0.44% | -0.88% | 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.
Filed: 2026-11-10 AccNo: 0000909832-26-000134 Size: 162 KB Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers Item 8.01: Other Events…
Source: sec-edgar
Costco Wholesale (COST) since “8-K - COSTCO WHOLESALE CORP /NEW (0000909832) (Filer),” compared with the market
| Company | When | Move | Status |
|---|---|---|---|
| BJ | three days earlier | -0.88% | final price |
| BJ | five days earlier | +0.44% | final price |
| Costco Wholesale (COST) | three days earlier | -1.20% | final price |
| Costco Wholesale (COST) | five days earlier | -1.85% | final price |
| DG | three days earlier | -2.61% | final price |
| DG | five days earlier | +3.15% | final price |
| DLTR | three days earlier | -6.84% | final price |
| DLTR | five days earlier | +4.41% | final price |
| TGT | three days earlier | -2.13% | final price |
| TGT | five days earlier | +0.75% | final price |
| WMT | three days earlier | -0.02% | final price |
| WMT | five days earlier | +2.97% | final price |
| XLY | three days earlier | -2.74% | final price |
| XLY | five days earlier | +1.18% | final price |
Congressional trades in the stocks in this story
- Rep. Pete Sessions sold Costco Wholesale (COST), worth $100,001 - $250,000 on 13 Oct 2026. That is 28 days before publication. Filed 27 Oct 2026. View the filing.
- Rep. Rohit Khanna bought Costco Wholesale (COST) (held by a spouse), worth $1,001 - $15,000 on 12 Oct 2026. That is 29 days before publication. Filed 5 Nov 2026. View the filing.
- Rep. Rohit Khanna bought Costco Wholesale (COST) (held by a spouse), worth $1,001 - $15,000 on 7 Oct 2026. That is 34 days before publication. Filed 5 Nov 2026. View the filing.
- Rep. Rohit Khanna bought Walmart (WMT) (held by a dependent child), worth $15,001 - $50,000 on 13 Oct 2026. That is 28 days before publication. Filed 5 Nov 2026. View the filing.
- Rep. Rohit Khanna sold Walmart (WMT) (held by a spouse), worth $1,001 - $15,000 on 7 Oct 2026. That is 34 days before publication. Filed 5 Nov 2026. View the filing.
- Rep. Pete Sessions sold Walmart (WMT) (held by a spouse), worth $50,001 - $100,000 on 2 Oct 2026. That is 39 days before publication. Filed 27 Oct 2026. View the filing.
- Rep. Rohit Khanna sold Target (TGT) (held by a spouse), worth $1,001 - $15,000 on 4 Sep 2026. That is 67 days before publication. Filed 7 Oct 2026. View the filing.
- Rep. Rohit Khanna sold Dollar General (DG) (held by a spouse), worth $1,001 - $15,000 on 24 Aug 2026. That is 78 days before publication. Filed 4 Sep 2026. View the filing.
- Rep. Gilbert Cisneros sold Dollar Tree (DLTR), worth $15,001 - $50,000 on 19 Aug 2026. That is 83 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).
Who gains and who loses around Costco Wholesale (COST)
Companies carried with this story
- COST Costco Wholesale
For “8-K - COSTCO WHOLESALE CORP /NEW (0000909832) (Filer),” Costco Wholesale (COST) is linked, with no stored direction, high confidence. Reason on file: SEC 8-K filing -> direct issuer disclosure -> COST
How “8-K - COSTCO WHOLESALE CORP /NEW (0000909832) (Filer)” reaches Costco Wholesale (COST)
On 10 Nov 2026, “8-K - COSTCO WHOLESALE CORP /NEW (0000909832) (Filer)” is the story that connects Costco Wholesale (COST) to this story.
For Costco Wholesale (COST), the reason on file says SEC 8-K filing -> direct issuer disclosure -> COST
Dates and price levels for Costco Wholesale (COST)
COST traded between 953.78 and 1081.15 across 20 sessions. The latest close on file is 1066.10.
A simple score for Costco Wholesale (COST)
14 out of 100
“8-K - COSTCO WHOLESALE CORP /NEW (0000909832) (Filer)” scores 14 out of 100. The score uses 1 sources, and 1 linked companies.