Axovant Sciences Ltd. (AXON): Billionaire Andreas Halvorsen’s Viking Global Acquires Dispositive Power Over 75 Million Shares

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AGREEMENT OF JOINT FILING

This joint filing agreement (this “Agreement”)
is made and entered into as of this 13^th day of July, 2016, by and among Viking Global Investors LP, Viking Global Performance
LLC, Viking Global Equities LP, Viking Global Equities II LP, VGE III Portfolio Ltd., Viking Long Fund GP LLC, Viking Long Fund
Master Ltd., Viking Global Opportunities GP LLC, Viking Global Opportunities Portfolio GP LLC, Viking Global Opportunities Illiquid
Investments Sub-Master LP, O. Andreas Halvorsen, David C. Ott and Daniel S. Sundheim.

The parties to this Agreement hereby
agree to jointly prepare and file a Schedule 13D with respect to Axovant Sciences Ltd., as well as any amendments thereto, pursuant
to the Securities Exchange Act of 1934, as amended.

IN WITNESS WHEREOF, the parties hereto
have executed this Agreement as of the date first set forth above.

Dated: July 13, 2016

	By: /s/O. Andreas Halvorsen
	By: O. Andreas Halvorsen – individually and as an Executive Committee Member of VIKING GLOBAL PERFORMANCE LLC, on behalf of itself and VIKING GLOBAL EQUITIES LP, VIKING GLOBAL EQUITIES II LP and VGE III PORTFOLIO LTD., and as an Executive Committee Member of Viking Global Partners LLC, on behalf of VIKING GLOBAL INVESTORS LP, and as an Executive Committee Member of VIKING LONG FUND GP LLC, on behalf of itself and VIKING LONG FUND MASTER LTD., and as an Executive Committee Member of VIKING GLOBAL OPPORTUNITIES GP LLC, on behalf of itself and VIKING GLOBAL OPPORTUNITIES PORTFOLIO GP LLC and VIKING GLOBAL OPPORTUNITIES ILLIQUID INVESTMENTS SUB-MASTER LP
	By: /s/David C. Ott
	By: David C. Ott – individually and as an Executive Committee Member of VIKING GLOBAL PERFORMANCE LLC, on behalf of itself and VIKING GLOBAL EQUITIES LP, VIKING GLOBAL EQUITIES II LP and VGE III PORTFOLIO LTD., and as an Executive Committee Member of Viking Global Partners LLC, on behalf of VIKING GLOBAL INVESTORS LP, and as Executive Committee Member of VIKING LONG FUND GP LLC, on behalf of itself and VIKING LONG FUND MASTER LTD., and as an Executive Committee Member of VIKING GLOBAL OPPORTUNITIES GP LLC, on behalf of itself and VIKING GLOBAL OPPORTUNITIES PORTFOLIO GP LLC and VIKING GLOBAL OPPORTUNITIES ILLIQUID INVESTMENTS SUB-MASTER LP

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