8-K current report · filed Aug 4, 2026

Dianthus Therapeutics, Inc. /DE/ (DNTH) 8-K Current Report: August 4, 2026

Item 2.02Item EX-99.1DNTH overview

Short answer

Dianthus Therapeutics, Inc. /DE/ (DNTH) filed an 8-K current report with the SEC on August 4, 2026 reporting Item 2.02 (Results of Operations and Financial Condition), Item EX-99.1 (Exhibit EX-99.1). Q2 2026 financial results released for quarter ended June 30, 2026.

Dianthus Therapeutics, Inc. /DE/ 8-K event analysis

AI summary of each reported item and its exhibits

Item 2.02 · Results of Operations and Financial Condition

  • Q2 2026 financial results released for quarter ended June 30, 2026
  • Full financial results and management commentary contained in Exhibit 99.1 press release
  • Results furnished under Regulation FD, limiting Section 18 liability and automatic incorporation into other filings

Item EX-99.1 · Exhibit EX-99.1

  • Q2 net loss $50.2M, or $0.90/share, versus $31.6M, reflecting sharply higher development spending
  • R&D expense $48.7M, up from $26.3M, as Phase 2 and Phase 3 claseprubart programs accelerate
  • Approximately $1.2B cash and investments supports projected operations into 2030, reducing near-term financing risk
  • CAPTIVATE interim analysis showed 75% response among first 40 CIDP participants versus 50% target, supporting claseprubart’s lead asset thesis
  • Key catalysts: MMN top-line results December 2026, CAPTIVATE Part B guidance by year-end 2026, and gMG results expected 2H 2028

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