EX-4.1




 Exhibit 4.1 

SPECIMEN COMMON STOCK CERTIFICATE 
  

			
	 NUMBER
C–[            ]
	  	SHARES
		
	 SEE REVERSE FOR CERTAIN DEFINITIONS
	  	CUSIP [            ]

 SENTI BIOSCIENCES, INC. 

COMMON STOCK 
 THIS
CERTIFIES THAT [                ] is the owner of fully paid and non-assessable shares of common stock, par value US $0.0001 per
share, of Senti Biosciences, Inc., a Delaware corporation (the “Company”), subject to the Company’s certificate of incorporation, as now in effect and as the same may be further amended, supplemented or otherwise
modified from time to time and transferable on the books of the Company in person or by duly authorized attorney upon surrender of this certificate properly endorsed. 

This certificate is not valid unless countersigned by the Transfer Agent and registered by the Registrar of the Company. 

Witness the facsimile signatures of its duly authorized officers. 
  

					
	 By:
	 	      
	    	      

		 	Chief Executive Officer	    	Transfer Agent












 SENTI BIOSCIENCES, INC. 

The Company will furnish without charge to each shareholder who so requests a statement of the powers, designations, preferences and relative,
participating, optional or other special rights of each class of shares or series thereof of the Company and the qualifications, limitations, or restrictions of such preferences and/or rights. 

This certificate and the shares of common stock represented thereby are issued and shall be held subject to all of the provisions of the
Company’s certificate of incorporation, as now in effect and as the same may be further amended, supplemented or otherwise modified from time to time, and resolutions of the board of directors of the Company providing for the issue of the
shares of common stock (copies of which may be obtained from the Company), to all of which the holder of this certificate by acceptance hereof assents. 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	  	—	  	as tenants in common	  	UNIF GIFT MIN ACT	  	—	  	Custodian
	 	  	 	  	 	  	 	  	 	  	(Cust)                      (Minor)
	TEN 
ENT	  	—	  	as tenants by the entireties	  		  		  	under Uniform Gifts to Minors Act
	 JT TEN
	  	—	  	as joint tenants with right of survivorship and not as tenants in common	  		  		  	(State)

 Additional abbreviations may also be used though not in the above list. 

For value received, hereby sells, assigns and transfers unto 

(PLEASE INSERT SOCIAL SECURITY OR OTHER IDENTIFYING NUMBER(S) OF ASSIGNEE(S)) 

(PLEASE PRINT OR TYPEWRITE NAME(S) AND ADDRESS(ES), INCLUDING ZIP CODE, OF 

ASSIGNEE(S)) 
 Shares of common
stock represented by the within Certificate, and does hereby irrevocably constitute and appoint Attorney to transfer the said shares of common stock on the books of the within named Company with full power of substitution in the premises. 

 

					
	Dated:	 	      
	  	Notice: The signature(s) 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 whatever.












 Signature(s) Guaranteed: 
  

 
 THE SIGNATURE(S) MUST 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 UNDER THE SECURITIES 

EXCHANGE ACT OF 1934, AS AMENDED (OR ANY SUCCESSOR RULE).