Exhibit 4.1

 



DV CUSIP 25862V   10 SEE REVERSE FOR CERTAIN DEFINITIONS AND LEGENDS 5 INCORPORATED UNDER THE   LAWS OF THE STATE OF DELAWARE This certifies that is the record holder of   FULLY PAID AND NONASSESSABLE SHARES OF COMMON STOCK, $0.001 PAR VALUE PER   SHARE, OF DoubleVerify Holdings, Inc. transferable on the books of the   Corporation in person or by duly authorized attorney upon surrender of this   Certificate properly endorsed. This Certificate and the shares represented   hereby are issued and shall be held subject to all of the provisions of the   certificate of incorporation and bylaws of the Corporation, as amended and   restated to date (copies of which are on file with the Corporation and with   the Transfer Agent), to all of which each holder, by acceptance hereof, assents.   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: SEAL   August 16, 2017 CHIEF FINANCIAL OFFICER, TREASURER AND SENIOR VICE PRESIDENT   CHIEF LEGAL OFFICER, SECRETARY AND SENIOR VICE PRESIDENT COUNTERSIGNED AND   REGISTERED: AMERICAN STOCK TRANSFER & TRUST COMPANY, LLC (BROOKLYN, NY)   TRANSFER AGENT AND REGISTRAR BY: AUTHORIZED SIGNATURE 


    




 






 



The Corporation   shall furnish without charge to each stockholder who so requests a statement   of the powers, designations, preferences and relative, participating,   optional or other special rights of each class of stock of the Corporation or   series thereof and the qualifications, limitations or restrictions of such   preferences and/or rights. Such requests shall be made to the Corporation’s   Secretary at the principal office of the Corporation. KEEP THIS CERTIFICATE   IN A SAFE PLACE. IF IT IS LOST, STOLEN, OR DESTROYED THE CORPORATION MAY   REQUIRE A BOND INDEMNITY AS A CONDITION TO THE ISSUANCE OF A REPLACEMENT   CERTIFICATE. The following abbreviations, when used in the inscription on the   face of this certificate, shall be construed as though they were written out   in full according to applicable laws or regulations: TEN COM TEN ENT JT TEN –   – – as tenants in common as tenants by the entireties as joint tenants with   right of survivorship and not as tenants in common as community property UNIF   GIFT MIN ACT – ......................... Custodian .........................   (Cust) under Uniform Gifts to Minors (Minor)   Act..............................................................................   (State) UNIF TRF MIN ACT – ................. Custodian (until age ..................)   (Cust) ..................................... under Uniform Transfers (Minor)   to Minors Act............................................................   (State) COM PROP – Additional abbreviations may also be used though not in   the above list. FOR VALUE RECEIVED, hereby sell(s), assign(s) and transfer(s)   unto PLEASE INSERT SOCIAL SECURITY OR OTHER IDENTIFYING NUMBER OF ASSIGNEE   (PLEASE PRINT OR TYPEWRITE NAME AND ADDRESS, INCLUDING ZIP CODE, OF ASSIGNEE)   shares of the capital stock represented by the within Certificate, and do   hereby irrevocably constitute and appoint attorney-in-fact to transfer the   said stock on the books of the within-named Corporation with full power of   substitution in the premises. Dated X X NOTICE:THE SIGNATURE TO THIS ASSIGNMENT   MUST CORRESPOND WITH THE NAME AS WRITTEN UPON THE FACE OF THE CERTIFICATE IN   EVERY PARTICULAR, WITHOUT ALTERATION OR ENLARGEMENT OR ANY CHANGE WHATSOEVER.   Signature(s) Guaranteed: By THE SIGNATURE(S) SHOULD BE GUARANTEED BY AN   ELIGIBLE GUARANTOR INSTITUTION (BANKS, STOCKBROKERS, SAVINGS AND LOAN   ASSOCIATIONS AND CREDIT UNIONS WITH MEMBERSHIP IN AN APPROVED SIGNATURE   GUARANTEE MEDALLION PROGRAM), PURSUANT TO S.E.C. RULE 17Ad-15. GUARANTEES BY   A NOTARY PUBLIC ARE NOT ACCEPTABLE. SIGNATURE GUARANTEES MUST NOT BE DATED.