20.	Related Person Transactions

Synergy Life Science Partners, L.P. and Synecor, LLC collectively owned approximately 2.9% and 5% of the Company’s common stock at December 31, 2017 and 2016, respectively. A member of the Company’s Board of Directors is managing partner of Synergy Life Science Partners, L.P. and an executive officer of Synecor, LLC. Various research and development services were purchased by the Company from Synecor, LLC and its wholly owned subsidiary Synchrony Labs LLC pursuant to arms’ length terms approved by the Audit Committee and totaled approximately $0, $5,000 and $435,000 for the years ended December 31, 2017, 2016 and 2015, respectively.

On September 18, 2015, TransEnterix Italia entered into a services agreement for receipt of administrative services from Sofar and payment of rent to Sofar, a stockholder that owned approximately 9.7% and 13% of the Company’s common stock at December 31, 2017 and 2016, respectively. Expenses under this agreement were approximately $55,000, $232,000 and $89,000 for the years ended December 31, 2017, 2016 and 2015, respectively. The services agreement terminated in 2017.

In November 2016, the Company agreed to enter into a technology and patents purchase agreement with Sofar to acquire from Sofar certain technology and intellectual property rights related to the Senhance Acquisition, and formerly licensed by the Company. The acquisition price was $400,000.

As discussed in Note 3, in September 2015, the Company completed the Senhance Acquisition using a combination of cash, stock and potential post-acquisition milestone payments. On December 30, 2016, the Company entered into an Amendment to the Senhance Acquisition purchase agreement with Sofar to restructure the terms of the Second Tranche of the Cash Consideration. Under the Amendment, the Second Tranche was restructured to reduce the contingent cash consideration by €5.0 million in exchange for the issuance of 3,722,685 shares of the Company’s common stock with an aggregate fair market value of €5.0 million. On January 4, 2017, the Company issued to Sofar 3,722,685 shares of the common stock with a fair value of €5.0 million. The price per share was $1.404 and was calculated based on the average of the closing prices of the Company’s common stock on ten consecutive trading days ending one day before the execution of the Amendment.

In March 2018, TransEnterix Europe entered into a Service Supply Agreement with 1Med S.A. for certain regulatory consulting services. Andrea Biffi, a current member of the Company’s Board of Directors, owns a non-controlling interest in 1Med S.A.