Specimen Stock Certificate



 Exhibit 4.1 
 



 







  

NEXX Systems, Inc. 
 THE COMPANY
WILL FURNISH WITHOUT CHARGE TO EACH SHAREHOLDER WHO SO REQUESTS, A SUMMARY OF THE POWERS, DESIGNATIONS, PREFERENCES AND RELATIVE, PARTICIPATING, OPTIONAL OR OTHER SPECIAL RIGHTS OF EACH CLASS OF STOCK OF THE COMPANY AND THE QUALIFICATIONS,
LIMITATIONS OR RESTRICTIONS OF SUCH PREFERENCES AND RIGHTS, AND THE VARIATIONS IN RIGHTS, PREFERENCES AND LIMITATIONS DETERMINED FOR EACH SERIES, WHICH ARE FIXED BY THE CERTIFICATE OF INCORPORATION OF THE COMPANY, AS AMENDED, AND THE RESOLUTIONS OF
THE BOARD OF DIRECTORS OF THE COMPANY, AND THE AUTHORITY OF THE BOARD OF DIRECTORS TO DETERMINE VARIATIONS FOR FUTURE SERIES. SUCH REQUEST MAY BE MADE TO THE OFFICE OF THE SECRETARY OF THE COMPANY OR TO THE TRANSFER AGENT. THE BOARD OF DIRECTORS MAY
REQUIRE THE OWNER OF A LOST OR DESTROYED STOCK CERTIFICATE, OR HIS LEGAL REPRESENTATIVES, TO GIVE THE COMPANY A BOND TO INDEMNIFY IT AND ITS TRANSFER AGENTS AND REGISTRARS AGAINST ANY CLAIM THAT MAY BE MADE AGAINST THEM ON ACCOUNT OF THE ALLEGED
LOSS OR DESTRUCTION OF ANY SUCH 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	 	- as tenants in common	 		 	UNIF GIFT MIN ACT -	 	  
	 	Custodian	 	  

	 	 		 		 		 		 	(Cust)	 		 		 	(Minor)
	 	 	TEN ENT	 	- as tenants by the entireties	 		 		 	under Uniform Gifts to Minors Act	 	  

	 	 		 		 		 		 		 		 		 	(State)	 	 
	 	 	JT TEN	 	- as joint tenants with right of survivorship	 		 	UNIF TRF MIN ACT -	 	  
	 	Custodian	 	(until age	 	  
	 	)
	 	 		 		 		 		 	(Cust)	 		 		 		 	 
	 	 		 		 		 	         under Uniform 
Transfers to Minors Act                                 

	 	 		 		 		 		 	 (Minor)
	 		 		 	(State)        
	 	 	Additional abbreviations may also be used though not in the above
list.

  

									
		 		 		 		  	PLEASE INSERT SOCIAL SECURITY OR OTHER IDENTIFYING NUMBER OF ASSIGNEE
	For value received,	 	  
	 	 hereby sell, assign and transfer unto
  
	 		  	 


 

									
	  

	(PLEASE PRINT OR TYPEWRITE NAME AND ADDRESS, INCLUDING POSTAL ZIP CODE, OF ASSIGNEE)
	
	      

	
	      

		
	  
	 	Shares of
	the common stock represented by the within Certificate, and do hereby irrevocably constitute and appoint
		
	  
	 	Attorney to
	transfer the said stock on the books of the within-named Company with full power of substitution in the
premises.

  

													
	Dated:	 	  
	 	20	 	  
	 	 	 	Signature(s) Guaranteed: Medallion Guarantee Stamp
		 		 	 	 	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.
	  
 Signature:
	 	  
  
	 	 	 
	  
 Signature:
	 	  
  
	 	 	 
		 		 	 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 whatever.