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Insider Trading Arrangements
 3 Months Ended 6 Months Ended
Jun. 30, 2023
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Jun. 30, 2023
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Trading Arrangements, by Individual    
Non-Rule 10b5-1 Arrangement Adopted false  
Rule 10b5-1 Arrangement Terminated false  
Non-Rule 10b5-1 Arrangement Terminated false  
Gary S. Guthart [Member]    
Trading Arrangements, by Individual    
Material Terms of Trading Arrangement   On April 28, 2023, Gary S. Guthart, Ph.D., the Company’s Chief Executive Officer and a member of the Company’s Board of Directors, adopted a Rule 10b5-1 trading plan. Dr. Guthart’s trading plan provides for (i) the potential exercises of vested stock options to purchase up to 135,000 shares of the Company’s common stock, (ii) the potential sales of shares of the Company’s common stock received upon such exercises to cover exercise costs, estimated tax withholding amounts, and customary brokerage fees as well as potential additional sales of such shares, (iii) the potential donation of 16,000 shares of the Company’s common stock from a trust in which Dr. Guthart is a trustee, and (iv) the potential sales of up to 14,880 shares of the Company’s common stock held by trusts in which the beneficiaries are children of Dr. Guthart, until April 29, 2024. This trading plan was entered into during an open insider trading window and is intended to satisfy the affirmative defense of Rule 10b5-1(c) under the Securities Exchange Act of 1934, as amended (the “Exchange Act”), and the Company’s policies regarding transactions in the Company’s securities.
Name Gary S. Guthart  
Title Chief Executive Officer and a member of the Company’s Board of Directors  
Rule 10b5-1 Arrangement Adopted true  
Adoption Date April 28, 2023  
Arrangement Duration 367 days  
Amal M. Johnson [Member]    
Trading Arrangements, by Individual    
Material Terms of Trading Arrangement   On May 1, 2023, Amal M. Johnson, a member of the Company’s Board of Directors, adopted a Rule 10b5-1 trading plan. Ms. Johnson’s trading plan provides for the potential exercise and sale of up to 16,263 shares of the Company’s common stock subject to an option until May 1, 2024. This trading plan was entered into during an open insider trading window and is intended to satisfy the affirmative defense of Rule 10b5-1(c) under the Exchange Act and the Company’s policies regarding transactions in the Company’s securities.
Name Amal M. Johnson  
Title member of the Company’s Board of Directors  
Rule 10b5-1 Arrangement Adopted true  
Adoption Date May 1, 2023  
Arrangement Duration 366 days  
Aggregate Available 16,263 16,263
Jamie E. Samath [Member]    
Trading Arrangements, by Individual    
Name Jamie E. Samath  
Title Chief Financial Officer  
Rule 10b5-1 Arrangement Adopted true  
Adoption Date May 3, 2023  
Arrangement Duration 366 days  
Alan J. Levy [Member]    
Trading Arrangements, by Individual    
Material Terms of Trading Arrangement   On May 8, 2023, Alan J. Levy, Ph.D., a member of the Company’s Board of Directors, adopted a Rule 10b5-1 trading plan. Mr. Levy’s trading plan provides for the potential exercise and sale of up to 8,000 shares of the Company’s common stock subject to stock options until May 8, 2024. This trading plan was entered into during an open insider trading window and is intended to satisfy the affirmative defense of Rule 10b5-1(c) under the Exchange Act and the Company’s policies regarding transactions in the Company’s securities.
Name Alan J. Levy  
Title member of the Company’s Board of Directors  
Rule 10b5-1 Arrangement Adopted true  
Adoption Date May 8, 2023  
Arrangement Duration 366 days  
Aggregate Available 8,000 8,000
Amy L. Ladd [Member]    
Trading Arrangements, by Individual    
Material Terms of Trading Arrangement   On June 15, 2023, Amy L. Ladd, M.D., a member of the Company’s Board of Directors, adopted a Rule 10b5-1 trading plan. Ms. Ladd’s trading plan provides for the potential sale of up to 500 shares of the Company’s common stock until June 14, 2024. This trading plan was entered into during an open insider trading window and is intended to satisfy the affirmative defense of Rule 10b5-1(c) under the Exchange Act and the Company’s policies regarding transactions in the Company’s securities.
Name Amy L. Ladd  
Title member of the Company’s Board of Directors  
Rule 10b5-1 Arrangement Adopted true  
Adoption Date June 15, 2023  
Arrangement Duration 365 days  
Aggregate Available 500 500
Gary S. Guthart Trading Arrangement, Stock Options [Member] | Gary S. Guthart [Member]    
Trading Arrangements, by Individual    
Aggregate Available 135,000 135,000
Gary S. Guthart Trading Arrangement, Common Stock, Donation [Member] | Gary S. Guthart [Member]    
Trading Arrangements, by Individual    
Aggregate Available 16,000 16,000
Gary S. Guthart Trading Arrangement, Common Stock, Sale [Member] | Gary S. Guthart [Member]    
Trading Arrangements, by Individual    
Aggregate Available 14,880 14,880
Jamie E. Samath Trading Arrangement, Common Stock [Member] | Jamie E. Samath [Member]    
Trading Arrangements, by Individual    
Aggregate Available 19,887 19,887
Jamie E. Samath Trading Arrangement, Stock Options [Member] | Jamie E. Samath [Member]    
Trading Arrangements, by Individual    
Aggregate Available 13,870 13,870