🕵️ Heron Therapeutics, Inc. /DE/ ($HRTX)
SEC insider & ownership activity, last 12 months · CIK 818033 · every row links its SEC filing
Insiders were quiet over the last 12 months – no open-market buys or sells. Rubric Capital Management LP trimmed 17.5% → 15.9%; David Rosen trimmed 17.5% → 15.9%. One red-flag 8-K in the window: Delisting notice (3.01), Jun 25, 2026.
Insider flow
0 buyers, $0 (0 lots) · 0 sellers, $0 (0 lots)
No open-market insider transactions in the last 12 months.
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Rubric Capital Management LP | 15.9% | 13D | Oct 15, 2025 | filing ↗ | |
| David Rosen | 15.9% | 13D | Oct 15, 2025 | filing ↗ | |
| Clearline Capital LP | 6.7% | 13G | Feb 17, 2026 | filing ↗ | |
| Clearline Capital LLC | 6.7% | 13G | Feb 17, 2026 | filing ↗ | |
| Marc Majzner | 6.7% | 13G | Feb 17, 2026 | filing ↗ |
Planned insider sales (Form 144)
No sale notices filed in the last 12 months.
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Material agreement (1.01) | Aug 13, 2026 | filing ↗ |
| Material Modifications to Rights of Security Holders (3.03) | Aug 13, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 13, 2026 | filing ↗ |
| Earnings (2.02) | Aug 10, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 10, 2026 | filing ↗ |
| Delisting notice (3.01) | Jun 25, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 25, 2026 | filing ↗ |
| Shareholder vote (5.07) | Jun 11, 2026 | filing ↗ |
| Other events (8.01) | Jun 2, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 2, 2026 | filing ↗ |
| Earnings (2.02) | May 11, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 11, 2026 | filing ↗ |
| Officer/director changes (5.02) | Apr 3, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 3, 2026 | filing ↗ |
| Earnings (2.02) | Feb 26, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 26, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jan 9, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 9, 2026 | filing ↗ |
| Earnings (2.02) | Nov 4, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 4, 2025 | filing ↗ |
| Officer/director changes (5.02) | Oct 27, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Oct 27, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Oct 27, 2025 | filing ↗ |
| Shareholder vote (5.07) | Oct 15, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Oct 15, 2025 | filing ↗ |