Sagimet Biosciences Inc. – Indentures Watch

from S-3 38 pages Sagimet Biosciences Inc. Indenture Dated as of [ · ], 20[ · ] [ · ] Trustee

from 10-K 3 pages Description of Capital Stock

from S-1 2 pages Indenture or similar

from S-1 2 pages ★ D El Awa R E ★ S Seal Agimet Biosciences in C. Corporate December 19, 2006 Cs-A-Fully Paid and Nonassessable Shares of Series a Common Stock, $0.0001 Par Value Per Share, of Sagimet Biosciences Inc. Transferable on the Books of the Corporation in Person or by Duly Authorized Attorney Upon Surrender of This Certificate Properly Endorsed. This Certificate Is Not Valid Until Countersigned by the Transfer Agent and Registered by the Registrar. Witness the Facsimile Seal of the Corporation and the Facsimile Signatures of Its Duly Authorized Officers. Dated: This Certifies That Is the Record Holder of Incorporated Under the Laws of the State of Delaware Countersigned and Registered: American Stock Transfer & Trust Company, LLC (Brooklyn, Ny) Transfer Agent and Registrar By: Authorized Signature Chief Executive Officer General Counsel & Chief Compliance Officer Cusip 786700 10 4 See Reverse for Certain Definitions and Legends

from S-1 41 pages Sagimet Biosciences Inc. Amended and Restated Investors’ Rights Agreement

from DRS 41 pages Sagimet Biosciences Inc. Amended and Restated Investors’ Rights Agreement