X0306 4 2017-09-12 0 0001689923 Alteryx, Inc. AYX 0001075124 THOMSON REUTERS CORP /CAN/ 333 BAY STREET, SUITE 400 TORONTO A6 M5H 2R2 ONTARIO, CANADA 0 0 1 0 Class A Common Stock 2017-09-12 4 C 0 2000000 A 2000000 I See Footnote Class A Common Stock 2017-09-12 4 S 0 2000000 20.2406 D 0 I See Footnote Class B Common Stock 2017-09-12 4 C 0 2000000 D Class A Common Stock 2000000 4245231 I See Footnote Each share of Class B Common Stock is convertible, at any time at the option of the holder, into one (1) share of Class A Common Stock. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon the transfer, whether or not for value, to any transferee who is not a "Permitted Transferee", as defined in the Issuer's Restated Certificate of Incorporation in effect as of the date hereof. The shares of Class B Common Stock have no expiration date. Indirectly held through Thomson Reuters U.S. LLC, a Delaware limited liability company, a wholly-owned indirect subsidiary of the reporting person. Each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon the earliest to occur of the following: (a) the date specified by a vote of the holders of 66 2/3% of the outstanding shares of Class B Common Stock, (b) March 29, 2027, and (c) the date the shares of Class B Common Stock cease to represent at least 10% of all outstanding shares of Common Stock. The shares of Class A Common Stock and Class B Common Stock have no expiration date. THOMSON REUTERS CORPORATION, By: /s/ Marc E. Gold, Name: Marc E. Gold, Title: Assistant Secretary 2017-09-12