🕵️ Tempest Therapeutics, Inc. ($TPST)
SEC insider & ownership activity, last 12 months · CIK 1544227 · every row links its SEC filing
Over the last 12 months insiders bought $1.0M with no open-market selling against it. Angel Matthew bought $1.0M (Mar). Matthew Angel added 35.9% → 37.4%. One red-flag 8-K in the window: Delisting notice (3.01), May 19, 2026.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
1 buyer, $1.0M (4 lots) · 0 sellers, $0 (0 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Angel Matthew | 4 | $1.0M | 0 | – | Mar 24, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Matthew Angel | 37.4% | 13D | Mar 24, 2026 | filing ↗ | |
| Sabby Management, LLC | 9.9% | 13G | Jan 21, 2026 | filing ↗ | |
| Hal Mintz | 9.9% | 13G | Jan 21, 2026 | filing ↗ | |
| Sabby Volatility Warrant Master Fund, Ltd. | 9.9% | 13G | Jan 21, 2026 | filing ↗ |
Planned insider sales (Form 144)
No sale notices filed in the last 12 months.
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Shareholder vote (5.07) | Jul 27, 2026 | filing ↗ |
| Other events (8.01) | Jul 27, 2026 | filing ↗ |
| Material agreement (1.01) | Jul 17, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jul 17, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 17, 2026 | filing ↗ |
| Shareholder vote (5.07) | Jun 18, 2026 | filing ↗ |
| Officer/director changes (5.02) | May 29, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | May 29, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 29, 2026 | filing ↗ |
| Material agreement (1.01) | May 28, 2026 | filing ↗ |
| Unregistered equity sale (3.02) | May 28, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 28, 2026 | filing ↗ |
| Officer/director changes (5.02) | May 23, 2026 | filing ↗ |
| Officer/director changes (5.02) | May 22, 2026 | filing ↗ |
| Delisting notice (3.01) | May 19, 2026 | filing ↗ |
| Earnings (2.02) | May 14, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 14, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | May 6, 2026 | filing ↗ |
| Other events (8.01) | May 6, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 6, 2026 | filing ↗ |
| Earnings (2.02) | Mar 30, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 30, 2026 | filing ↗ |
| Material agreement (1.01) | Mar 20, 2026 | filing ↗ |
| Unregistered equity sale (3.02) | Mar 20, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 20, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Feb 25, 2026 | filing ↗ |
| Other events (8.01) | Feb 25, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 25, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Feb 11, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 11, 2026 | filing ↗ |