Every material Form 8-K Costco filed with the SEC in 2025, read and summarized by AI: what happened, the key figures, whether it reads positive or negative for shareholders, and how big a deal it is (impact 1-5). Newest first; each brief links to its own page and to the filing on SEC.gov.
Costco reported first-quarter fiscal 2026 results for the 12 weeks ended November 23, 2025. Net sales rose 8.2% to $65.98 billion, and net income rose to $2.00 billion, or $4.50 per diluted share, from $4.04 a year earlier. Both headline sales and profit increased from the prior year, and the filing contains no updated guidance.
Net sales rose 8.2% to $65.98 billion from $60.99 billion a year earlier.
Net income was $2,001 million, or $4.50 per diluted share, versus $1,798 million, or $4.04, last year.
A tax benefit related to stock-based compensation was $72 million, or $0.16 per diluted share, versus $100 million, or $0.22, last year.
Total company comparable sales rose 6.4%; U.S. comparable sales rose 5.9%.
Briefs are written by AI from the filing text (each brief's own page names the model) and can contain mistakes — open the filing before acting on anything. Impact (1-5) and tone are the model's reading of the filing for shareholders, not a price forecast. Not investment advice.
Only material 8-Ks get a brief: results, deals, executive changes, restructuring, impairments, delisting notices, restatements, cybersecurity incidents and other disclosed events. Routine filings (vote results, exhibits only) are skipped. Every Costco filing is on SEC EDGAR ↗. 8-K briefs of other companies →