Prothena Corp Furnishes Results of Operations — Press Release Aug 6, 2026

What Happened

• Prothena Corporation Public Limited Company (PRTA) filed a Form 8-K on August 6, 2026 to furnish results of operations and financial condition information. The company attached a press release dated August 6, 2026 as Exhibit 99.1.
• The 8-K notes that the furnished information “shall not be deemed ‘filed’” for purposes of Section 18 of the Securities Exchange Act and may only be incorporated by reference into a later filing if that later filing specifically does so.

Key Details

• Filing date: August 6, 2026 (Form 8-K).
• Item reported: 2.02 — Results of Operations and Financial Condition (information furnished, not filed).
• Exhibit included: 99.1 — Press Release dated August 6, 2026; Exhibit 104 — Cover Page Interactive Data File (Inline XBRL).
• The press release contains the company’s communicated financial/operational update (investors should read the release for specific earnings, revenue or other numeric details).

Why It Matters

• This 8-K informs investors that Prothena has publicly provided updated financial or operational information (commonly used to report quarterly results or other material performance updates).
• Because the information is “furnished” rather than “filed,” it is not subject to the liability provisions of Section 18 of the Exchange Act; investors should rely on the press release content and watch for subsequent filed reports (e.g., 10-Q, 10-K or a Form 8-K that expressly incorporates the release) for formally filed financial statements and legal recourse.
• Retail investors should read Exhibit 99.1 for the detailed numbers (earnings, revenue, guidance, if any) and monitor upcoming SEC filings or company disclosures for corroborating, filed financial statements.