---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-240253"
form_type: "8-K"
ticker: "HRTX"
cik: "0000818033"
company_name: "HERON THERAPEUTICS, INC. /DE/"
filed_at: "2025-10-15T23:59:59+00:00"
generated_at: "2026-05-17T03:49:11.291751+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.2
calibrated_materiality_score: 0.15
confidence: "high"
source: SEC EDGAR
---

# Heron shareholders approve share issuances exceeding 19.99% threshold

## Summary
- On Oct 13, 2025, shareholders approved issuance of shares upon conversion of convertible notes due 2031 (89.6M for, 5.6M against).
- Shareholders also approved issuance upon automatic conversion of Series A Convertible Preferred Stock (91.5M for, 3.7M against).
- Both proposals passed to comply with Nasdaq Listing Rule 5635(d) for potential issuances exceeding 19.99% of outstanding common stock.

## SEC filing metadata
- accession: 0001193125-25-240253
- form_type: 8-K
- ticker: HRTX
- cik: 0000818033
- company_name: HERON THERAPEUTICS, INC. /DE/
- filed_at: 2025-10-15T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.2
- calibrated_materiality_score: 0.15
- confidence: high
- sec_items: 5.07, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/818033/000119312525240253/0001193125-25-240253-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/818033/000119312525240253/hrtx-20251015.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-240253
- JSON: https://secwatch.observer/filing/0001193125-25-240253.json
- Plain text: https://secwatch.observer/filing/0001193125-25-240253.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.