Heron Therapeutics Amends Tax Benefit Preservation Plan, Extends to 2029

What Happened
Heron Therapeutics, Inc. announced on August 13, 2026 (filed August 14, 2026) that it entered into Amendment No. 1 to its Tax Benefit Preservation Plan with Computershare Trust Company, N.A., as rights agent. The amendment changes the Plan’s definition of “Final Expiration Date,” replacing all references to August 14, 2026 with August 14, 2029, effectively extending the plan’s term by three years. The company reported the change under Item 1.01 (entry into a material definitive agreement) and Item 3.03 (material modification to rights of security holders).

Key Details

• Amendment dated August 13, 2026; Form 8-K filed August 14, 2026.
• Extends the Plan’s Final Expiration Date from August 14, 2026 to August 14, 2029.
• Counterparty/rights agent: Computershare Trust Company, N.A.
• Amendment is attached as Exhibit 4.1 to the 8-K.

Why It Matters
This amendment keeps Heron’s Tax Benefit Preservation Plan in effect for an additional three years. For investors, that means the mechanism intended to preserve certain tax attributes (as set out in the Plan) remains active until mid-2029. The filing notifies shareholders that their rights under the Plan have been materially modified and that the company has formally extended the term of this protective arrangement.