8-K current report · filed Jun 2, 2026

HERON THERAPEUTICS, INC. /DE/ (HRTX) 8-K Current Report: June 2, 2026

Short answer

HERON THERAPEUTICS, INC. /DE/ (HRTX) filed an 8-K current report with the SEC on June 2, 2026 reporting Item 8.01 (Other Events). Delaware court held asserted CINVANTI patents 12,115,255 and 12,290,520 invalid on June 1, 2026.

HERON THERAPEUTICS, INC. /DE/ 8-K event analysis

AI summary of each reported item and its exhibits

Item 8.01 · Other Events

  • Delaware court held asserted CINVANTI patents 12,115,255 and 12,290,520 invalid on June 1, 2026
  • Heron intends Federal Circuit appeal, preserving potential patent protection against Azurity’s generic CINVANTI
  • Decision has no impact on prior CINVANTI or APONVIE settlement agreements
  • Appeal outcome and any stay of market entry remain material risks to CINVANTI revenue protection

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