13D Filing: Viking Global and Axovant Sciences Ltd (AXON)

This Amendment No. 1 (the “Amendment”)
amends and supplements the Schedule 13D filed by the Reporting Persons on July 13, 2016 (the “Original Schedule 13D”)
with respect to the Common Shares of the Issuer. Capitalized terms used in this Amendment and not otherwise defined shall have
the same meanings ascribed to them in the Original Schedule 13D.

Item 4.  Purpose of Transaction

This Amendment amends the Original Schedule
13D to add the following paragraph immediately prior to the first paragraph of Item 4 of the Original Schedule 13D:

“As of June 12, 2017, Daniel S. Sundheim
has ceased to serve as Chief Investment Officer of VGI and no longer serves as an Executive Committee Member of Viking Global Partners
LLC (the general partner of VGI), VGP, VLFGP and Opportunities GP.  Therefore, Mr. Sundheim no longer beneficially owns any
Common Shares of the Issuer.”