Shake Shack Inc. 8-K

What Happened

• On February 26, 2026, Shake Shack Inc. announced its financial results for the fiscal fourth quarter and the full fiscal year ended December 31, 2025. The company issued a press release and posted a shareholder letter summarizing those results.

Key Details

• Announcement date: February 26, 2026, covering Q4 and FY ended December 31, 2025.
• Disclosure format: Press release (Exhibit 99.1) and shareholder letter (Exhibit 99.2) were furnished with the Form 8-K.
• Website posting: The shareholder letter was also posted on the company’s investor website (investor.shakeshack.com) under Regulation FD disclosure.
• Legal note: Both documents were furnished (not “filed”) with the SEC and therefore are not automatically incorporated by reference into other SEC filings under Section 18.

Why It Matters

• This filing signals that Shake Shack has released its recent earnings and operating results; investors should review the furnished press release and shareholder letter for key metrics such as revenue, earnings, and any management commentary.
• Because the materials are furnished (not filed), they’re available for review but have limited use for incorporation into other SEC filings; investors should rely on the full press release/shareholder letter for the company’s reported results and context.