August 15, 2018

Kevin Haas
Vice President, Finance
Versartis, Inc.
1020 Marsh Road
Menlo Park, CA 94025

       Re: Versartis, Inc.
           Registration Statement on Form S-4
           Filed August 3, 2018
           File No. 333-226594

Dear Mr. Haas:

       We have limited our review of your registration statement to those
issues we have
addressed in our comment. In some of our comments, we may ask you to provide us
with
information so we may better understand your disclosure.

       Please respond to this letter by amending your registration statement
and providing the
requested information. If you do not believe our comment applies to your facts
and
circumstances or do not believe an amendment is appropriate, please tell us why
in your
response.

       After reviewing any amendment to your registration statement and the
information you
provide in response to the comment, we may have additional comments.

Registration Statement on Form S-4

General

1.     We note that you have submitted a request for confidential treatment in
connection with
       the filing of your registration statement. Please be advised that we
will not be in a
       position to declare your registration statement effective until we
resolve any issues
       concerning the confidential treatment request.
        We remind you that the company and its management are responsible for
the accuracy
and adequacy of their disclosures, notwithstanding any review, comments, action
or absence of
action by the staff.
 Kevin Haas
Versartis, Inc.
August 15, 2018
Page 2

       Refer to Rules 460 and 461 regarding requests for acceleration. Please
allow adequate
time for us to review any amendment prior to the requested effective date of
the registration
statement.

       Please contact Dorrie Yale at 202-551-8776 or Erin Jaskot at
202-551-3442 with
any questions.



                                                           Sincerely,
FirstName LastNameKevin Haas
                                                           Division of
Corporation Finance
Comapany NameVersartis, Inc.
                                                           Office of Healthcare
& Insurance
August 15, 2018 Page 2
cc:       Kenneth Guernsey
FirstName LastName