Conformis Inc. Watch

from 8-K ~20 pages Common Stock Purchase Warrant Conformis, Inc

from 8-K ~20 pages Pre-Funded Common Stock Purchase Warrant Conformis, Inc

from 10-K 4 pages Description of Securities Registered Under Section 12 of the Securities Exchange Act of 1934

from 8-K ~20 pages Registration Rights Agreement

from S-3 97 pages Conformis, Inc. to [ ] Trustee Indenture Dated as of , 20 Subordinated Debt Securities

from S-3 93 pages Conformis, Inc. to [ ] Trustee Indenture Dated as of , 20 Senior Debt Securities

from S-1/A 2 pages S H a R E S Cf Common Stock Common Stock See Reverse for Certain Definitions Conformis, Inc. Incorporated Under the Laws of the State of Delaware Cusip 20717e 10 1 This Certifies That Is the Record Holder of Fully Paid and Non-Assessable Shares of the Common Stock, $0.00001 Par Value Per Share, of Conformis, 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 Signatures of Its Duly Authorized Officers. Dated: President Treasurer Secretary Countersigned and Registered: American Stock Transfer & Trust Company, LLC (Brooklyn, Ny) Transfer Agent and Registrar By: Authorized Signature