Document:

EX-10.21

 Exhibit 10.21 

Certain identified information marked with [***] has been excluded from the exhibit because it is both not material and is the type that the registrant
treats as private or confidential. 
 AMENDMENT #1 TO EXCLUSIVE LICENSE AGREEMENT 

BETWEEN IONQ, INC. DUKE UNIVERSITY AND UNIVERSITY OF MARYLAND 

This Amendment #1 to the Exclusive License Agreement entered into by and between Duke University, a nonprofit educational and research
institution organized under the laws of North Carolina (“DUKE”) and ionQ, Inc. (“Licensee”) is effective as of the date of last signature below. 

Background: UMD and Licensee executed an Exclusive License Agreement dated effective July 19, 2016 (“Exclusive License
Agreement”). In connection with the Exclusive License Agreement, DUKE and Licensee executed an Exclusive Option Agreement, effective July 15, 2016 (“Option Agreement”). Under the terms and conditions of the Option Agreement, DUKE
granted Licensee and Licensee accepted an exclusive option during the Option Period (as defined in the Option Agreement) to obtain a worldwide exclusive license, with the right to sublicense, under the Exclusive License Agreement to DUKE’s
rights in Option IP (the “Option”). DUKE has disclosed certain Option IP to Licensee and Licensee elects to exercise its Option to license such Option IP by executing this Amendment #1 to the Exclusive License Agreement. To that end, DUKE
and Licensee hereby agree that the Exclusive License Agreement is amended as follows: 
 1. The definition of Licensed Inventions in Section 1.09 is
modified to add at the end of the definition: “and [***] and the related detailed descriptions.” 
 2. The patents listed on the attached Appendix
A shall be added to Appendix A of the Exclusive. 
 3. All other terms and conditions of the Exclusive License Agreement shall apply to the Option
Intellectual Property (as that term is defined in the Option Agreement) optioned by Licensee pursuant to the Option Agreement and identified in this Amendment as if such intellectual property had been included in the scope of the Exclusive License
Agreement as of its Effective Date. 
 4. Except for the amendments set forth herein, all other terms and conditions of the Exclusive License Agreement
remain in full force and effect. 
 ACCEPTED AND AGREED TO 
  

									
	DUKE UNIVERSITY	 		 	IONQ, INC.
					
	By:	 	 /s/ Robin L. Rasor
	 		 	By:	 	 /s/ David L. Moehring

	Name:	 	Robin L. Rasor, MS, CLP	 		 	Name:	 	David L. Moehring
	Title:	 	Executive Director	 		 	Title:	 	CEO
		 	Office of Licensing and Ventures	 		 		 	
					
	Date:	 	22 September 2017	 		 	Date:	 	22 September 2017

 APPENDIX A - Duke Patents 

[***]EX-10.22

 Exhibit 10.22 

Certain identified information marked with [***] has been excluded from the exhibit because it is both not material and is the type that
the registrant treats as private or confidential. 
 AMENDMENT #1 TO EXCLUSIVE LICENSE AGREEMENT 

BETWEEN IONQ, INC. AND UNIVERSITIY OF MARYLAND 

This Amendment #1 to the Exclusive License Agreement (Amendment) entered into by and between the University of Maryland (UMD) and ionQ, Inc. (Licensee) is
effective as of the date of last signature below. 
 Background: UMD, through its Office of Technology Commercialization, and Licensee executed an Exclusive
License Agreement dated effective July 19, 2016 (Exclusive License Agreement). In connection with the Exclusive License Agreement, UMD and Licensee executed an Exclusive Option Agreement, effective July 19, 2016 (Option Agreement). Under the
terms and conditions of the Option Agreement, UMD granted Licensee and Licensee accepted an exclusive option during the Option Period to obtain a worldwide exclusive license, with the right to sublicense, under the Exclusive License Agreement to
UMD’s rights in Option IP (the “Option”). UMD has disclosed certain Option IP to Licensee and Licensee elects to exercise its Option to license such Option IP by executing this Amendment 1 to the Exclusive License Agreement. To that
end, UMD and Licensee hereby agree that the Exclusive License Agreement is amended as follows: 
 1. The definition of Licensed Inventions in
Section 1.09 is modified to add at the end of the definition: “and [***] and the related detailed descriptions.” 
 2. Appendix A to the
Exclusive License Agreement is modified by adding the following to the list of Patent Rights:[***] 
 3. All other terms and conditions of the Exclusive
License Agreement shall apply to the Option Intellectual Property (as that term is defined in the Option Agreement) optioned by Licensee pursuant to the Option Agreement and identified in this Amendment as if such intellectual property had been
included in the scope of the Exclusive License Agreement as of its Effective Date. 
 4. Except for the amendments set forth herein, all other terms and
conditions of the Exclusive License Agreement remain in full force and effect. 
  

									
	ACCEPTED AND AGREED TO	 		 		 	
				
	UNIVERSITY OF MARYLAND	 		 		 	IONQ, INC.
					
	BY	 	 /s/ Felicia Metz
	 		 	BY	 	 /s/ David Moehring

	Name:	 	Felicia Metz	 		 	David Moehring
					
	Title:	 	Assistant Director	 		 	CEO	 	
	DATE:	 	Oct. 11, 2017	 		 	DATE:	 	20 September 2017EX-10.23

 Exhibit 10.23 

Certain identified information marked with [***] has been excluded from the exhibit because it is both not material and is the type that the registrant
treats as private or confidential. 
 AMENDMENT # 2 TO EXCLUSIVE LICENSE AGREEMENT 

BETWEEN IONQ, INC. DUKE UNIVERSITY AND UNIVERSITIY OF MARYLAND 

This Amendment #2 to the Exclusive License Agreement entered into by and between Duke University, a nonprofit educational and research
institution organized under the laws of North Carolina (“DUKE”) and IonQ, Inc. (“Licensee”) is effective as of the date of last signature below. 

Background: UMD and Licensee executed an Exclusive License Agreement dated effective July 19, 2016 and amended September 22, 2017 (collectively
“Exclusive License Agreement”). In connection with the Exclusive License Agreement, DUKE and Licensee executed an Exclusive Option Agreement, effective July 15, 2016 (“Option Agreement”). Under the terms and conditions of the
Option Agreement, DUKE granted Licensee, and Licensee accepted, an exclusive option during the Option Period (as defined in the Option Agreement) to obtain a worldwide exclusive license, with the right to sublicense, under the Exclusive License
Agreement to DUKE’s rights in Option IP (the “Option”). DUKE has disclosed certain Option IP to Licensee and Licensee elects to exercise its Option to license such Option IP by executing this Amendment #2 to the Exclusive License
Agreement. To that end, DUKE and Licensee hereby agree that the Exclusive License Agreement is amended as follows: 
 1. The definition of Licensed
Inventions in Section 1.09 is modified to add at the end of the definition: “and [***] and the related detailed descriptions.” 
 2. Appendix
A to the Exclusive License Agreement shall be replaced with the attached Appendix A. 
 3. All other terms and conditions of the Exclusive License Agreement
shall apply to the Option Intellectual Property (as that term is defined in the Option Agreement) optioned by Licensee pursuant to the Option Agreement and identified in this Amendment as if such intellectual property had been included in the scope
of the Exclusive License Agreement as of its Effective Date. 
 4. Except for the amendments set forth herein, all other terms and conditions of the
Exclusive License Agreement remain in full force and effect. 
  

									
	ACCEPTED AND AGREED TO	 		 		 	
			
	DUKE UNIVERSITY	 		 	IONQ, INC.
					
	BY	 	 /s/ Robin L. Rasor
	 		 	BY	 	 /s/ Christopher Monroe

	NAME: Robin L. Rasor, MS, CLP	 		 		 	
	Title: Executive Director	 		 		 	
			
	Office of Licensing &Ventures	 		 	NAME: Christopher Monroe
				
		 		 		 	TITLE: CEO
	October 4, 2018	 		 	
	DATE	 		 		 	DATE: 4 October, 2018

 APPENDIX A – Duke Patents 

[***]EX-10.24

 Exhibit 10.24 

Certain identified information marked with [***] has been excluded from the exhibit because it is both not material and is the type that the registrant
treats as private or confidential. 
 AMENDMENT #2 TO EXCLUSIVE LICENSE AGREEMENT 

BETWEEN IONQ, INC. AND UNIVERSITIY OF MARYLAND 

This Amendment #2 to the Exclusive License Agreement (Amendment) entered into by and between the University of Maryland (UMD) and ionQ, Inc.
(Licensee) is effective as of the date of last signature below. 
 Background: UMD and Licensee executed an Exclusive License Agreement dated effective
July 19, 2016 (Exclusive License Agreement). In connection with the Exclusive License Agreement, UMD and Licensee executed an Exclusive Option Agreement, effective July 19, 2016 (Option Agreement). Under the terms and Option during the
Option Period to obtain a worldwide exclusive license, with the right to sublicense, under the Exclusive License Agreement to UMD’s rights in Option IP (the “Option”). UMD has disclosed certain Option IP to Licensee and Licensee
elects to exercise its Option to license such Option IP by executing this Amendment #2 to the Exclusive License Agreement. To that end, UMD and Licensee hereby agree that the Exclusive License Agreement is amended as follows: 

 

	1.	 The definition of Licensed Inventions in Section 1.11 is modified to add at the end of the definition:
“and [***], and the related detailed descriptions.” 

  

	2.	 Appendix A to the Exclusive License Agreement is modified by adding the following to the list of Patent Rights:
[***]. 

  

	3.	 All other terms and conditions of the Exclusive License Agreement shall apply to the Option Intellectual
Property (as that term is defined in the Option Agreement) optioned by Licensee pursuant to the Option Agreement and identified in this Amendment as if such intellectual property had been included in the scope of the Exclusive License Agreement as
of its Effective Date. 

  

	4.	 Except for the amendments set forth herein, all other terms and conditions of the Exclusive License Agreement
remain in full force and effect. 

  

			
	ACCEPTED AND AGREED TO	  	
		
	UNIVERSITY OF MARYLAND	  	IONQ, INC.
		
	BY /s/ Felicia
Metz                                         
       	  	BY /s/ Jungsang
Kim                                         
       
	Felicia Metz	  	Jungsang Kim
	Assistant Director	  	CSO
	DATE: October 9, 2018	  	DATE: 10/04/2018

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