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AI brief of an SEC Form 8-K · HERON THERAPEUTICS, INC. /DE/ (HRTX)

Heron Therapeutics extends tax benefit preservation plan to August 14, 2029

Neutral Impact 3 of 5 shareholder Written later

Heron Therapeutics amended its Tax Benefit Preservation Plan, a shareholder rights arrangement generally designed to protect the company's tax attributes, extending its Final Expiration Date from August 14, 2026 to August 14, 2029. The filing does not describe a change in the company's financial results or operations, but the extension changes the length of the plan that shareholder rights are tied to.

Key points

  • Amendment No. 1 was entered into on August 13, 2026, with Computershare Trust Company, N.A. as rights agent.
  • The Final Expiration Date of the original plan, dated August 14, 2025, moves from August 14, 2026 to August 14, 2029.
  • The amendment is filed as Exhibit 4.1 and is incorporated into Item 3.03 as a material modification to rights of security holders.

The filing

CompanyHERON THERAPEUTICS, INC. /DE/ (HRTX)
Form8-K, current report
Filed with the SECAug 14, 2026, 4:30 PM ET
Accession number0001193125-26-352403

Items reported: 1.01 Material Definitive Agreement3.03 Change to Shareholder Rights

Read the filing on SEC.gov ↗

Written by AI on Nov 9, 2026, 8:51 AM ET, from this filing only. Written later: this filing was briefed after the fact, when past filings were added to the site, so the brief may be read with hindsight; the filing itself is the record of what was known on August 14, 2026.

Briefs are written by AI from the filing text and can contain mistakes — open the filing before acting on anything. Impact (1-5) and tone are the AI's reading of the filing for shareholders, not a price forecast. Not investment advice.