Before you sign or pay
- Court and bankruptcy: No federal court case or bankruptcy filing found under Tempest Therapeutics, Inc. in our court records and SEC 8-K records (as of 2026-10-18).
- Leadership changes: the latest reported is Constance Ames, Chief Financial Officer (Form 8-K filed 2026-09-28). Check you are dealing with the people now in charge.
- Ownership: 5%+ holders are reported on Schedule 13D or 13G; the latest names Matthew Angel (filed 2026-03-25).
Who is behind it
Tempest Therapeutics, Inc.: incorporated in Delaware; business address in Brisbane, California; industry Pharmaceutical Preparations (Form D, 2026-10-14).
Officers and directors, each with the role and the filing that names them:
- Matthew Angel: Executive Officer, Director (Form D, 2026-10-14)
- Constance Ames: Executive Officer (Form D, 2026-10-14)
- John David Yee: Director (Form D, 2026-10-14)
- William Drake Richey: Director (Form D, 2026-10-14)
- Nancy Freda-Smith: Director (Form D, 2026-10-14)
- John Wilbert Frederick: Director (Form D, 2026-10-14)
| Report | Holder | Share |
|---|---|---|
| Schedule 13D/A, 2026-04-02 | Versant Venture Capital Vi, L.P. | 1.1% |
| Schedule 13D/A, 2026-03-25 | Matthew Angel | 37.4% |
| Schedule 13D, 2026-02-10 | Matthew Angel | 35.9% |
| Schedule 13G, 2026-01-21 | Sabby Management, LLC | 9.9% |
| Schedule 13D/A, 2025-08-13 | Versant Venture Capital Vi, L.P. | 3.7% |
| Filed | Person | Role | Change | Effective |
|---|---|---|---|---|
| Form 8-K, 2026-09-28 | Constance Ames | Chief Financial Officer | appointed | |
| Form 8-K, 2026-08-24 | Nicholas Rossettos | Chief Financial Officer | appointed | 2026-09-01 |
| Form 8-K, 2026-06-04 | Justin Trojanowski | Vice President, Finance | appointed | 2026-06-05 |
Money raised
| Filed | Sold | Offered |
|---|---|---|
| Form D, 2026-10-14 | $7.50M | $7.50M |
| Form D, 2026-06-23 | $4.06M | $4.06M |
| Form D, 2026-04-03 | $2M | $2M |
Latest IPO step: Tempest Therapeutics, Inc. filed to go public (S-1, 2026-08-21).
IPO filings: S-1, 2026-08-21, S-1, 2025-12-09; ticker TPST on Nasdaq Capital Market.
Acquisitions reported on Form 8-K, Item 2.01: completed an acquisition (2026-02-06).
Related pages
Funding and filing historyLeadership changes5%+ holdersCourt record
Filings, cases and notices link to their records. A not-found line names the records searched; it is not proof of absence.
Not for employment, credit, insurance or tenancy decisions.
Cite this page
Permanent URL:
https://mentionfox.com/who-owns/tempest-therapeutics-incLast updated 2026-10-18
Primary record: Schedule 13D/A, 2026-03-25 · Form D, 2026-10-14 · Form 8-K, 2026-09-28 · Form 8-K, 2026-08-24
Who owns Tempest Therapeutics, Inc.? Owners, funding and legal record. MentionFox, 2026-10-18. https://mentionfox.com/who-owns/tempest-therapeutics-inc