0001544227 2024-10-07 2024-10-07 0001544227 us-gaap:CommonStockMember 2024-10-07 2024-10-07 0001544227 tpst:SeriesAJuniorParticipatingPreferredPurchaseRightsMember 2024-10-07 2024-10-07 0001544227 false 8-K 2024-10-07 TEMPEST THERAPEUTICS, INC. DE 001-35890 45-1472564 2000 Sierra Point Parkway, Suite 400 Brisbane CA 94005 415 798-8589 false false false false Common Stock, par value $0.001 per share TPST NASDAQ Series A Junior Participating Preferred Purchase Rights true NASDAQ false