UNITED STATES
SECURITIES EXCHANGE COMMISSION
Washington, D.C. 20549


SCHEDULE 13G

Under the Securities Exchange Act of 1934
(Amendment No. 1)*

Atwood Oceanics, Inc.
(Name of Issuer)

Common Stock
(Title of Class of Securities)

050095108
(CUSIP Number)

August 28, 2017
(Date of Event which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule
is filed:

[ ] Rule 13d-1(b)

[X] Rule 13d-1(c)

[ ] Rule 13d-1(d)

* The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

Continued on following pages Page 1 of 5 Pages


SCHEDULE 13G

CUSIP No.: 050095108                                        Page 2 of 5 Pages
................................................................................

1.       Names of Reporting Persons.

         I.R.S. Identification Nos. of above persons (entities only).


         NORGES BANK (THE CENTRAL BANK OF NORWAY)
................................................................................
2.       Check the Appropriate Box if a Member of a Group

         (a) [ ]

         (b) [ ] N/A
................................................................................

3.       SEC Use Only
................................................................................

4.       Citizenship or Place of Organization

         NORWAY
................................................................................

Number of       5.     Sole Voting Power                  2,407,172
Shares
Beneficially    ................................................................
Owned by Each
Reporting       6.     Shared Voting Power                0
Person With     ................................................................

                7.     Sole Dispositive Power             2,407,172
                ................................................................

                8.     Shared Dispositive Power           0
................................................................................

9.       Aggregate Amount Beneficially Owned by Each Reporting Person

         2,407,172
................................................................................

10.      Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See
         Instructions)

         N/A
................................................................................

11.      Percent of Class Represented by Amount in Row (9)

         2.99%
................................................................................

12.      Type of Reporting Person:

         OO


CUSIP No.: 050095108                                            Page 3 of 5 Pages


Item 1(a).        Name of Issuer:

                  Atwood Oceanics, Inc. (the "Issuer").

Item 1(b).        Address of Issuer's Principal Executive Offices:
                  15011 Katy Freeway, Suite 800
                  Houston, TX 77094
                  United States of America


Item 2(a).        Name of Person Filing:

                  This  Statement  is filed on behalf  of each of the  following
                  persons (collectively, the "Reporting Persons"):

                  NORGES BANK (CENTRAL BANK OF NORWAY)

Item 2(b).        Address of Principal Business Office or, if None, Residence:
                  Bankplassen 2
                  PO Box 1179 Sentrum
                  NO 0107 Oslo
                  Norway

Item 2(c).        Citizenship:
                  Norwegian

Item 2(d).        Title of Class of Securities:

                  Common Stock

Item 2(e).        CUSIP Number:

                  050095108

Item 3.           If This Statement is Filed Pursuant to ss.ss.240.13d-1(b) or
                  240.13d-2(b) or (c),

                  Check Whether the Person Filing is a:

                  This Item 3 is not applicable.

Item 4(a)-(c)(iv).      Ownership:

                  Items 5-11 of the cover pages are incorporated by reference.


CUSIP No.: 050095108                                    Page 4 of 5 Pages



Item 5.           Ownership of Five Percent or Less of a Class:

                  If this statement is being filed to report the fact that as
                  of the date hereof the reporting person has ceased to be
                  the beneficial owner of more than five percent of the class
                  securities, check the following [X].


Item 6.           Ownership of More than Five Percent on Behalf of Another
                  Person:

                  This Item 6 is not applicable.

Item 7.           Identification and Classification of the Subsidiary Which
                  Acquired the Security Being Reported on By the Parent Holding
                  Company:

                  This Item 7 is not applicable.

Item 8.           Identification and Classification of Members of the Group:

                  This Item 8 is not applicable.

Item 9.           Notice of Dissolution of Group:

                  This Item 9 is not applicable.

Item 10.          Certification:

                  By signing below each of the Reporting Persons certifies that,
to the best of their knowledge and belief, the securities referred to above were
not  acquired and are not held for the purpose of or with the effect of changing
or influencing the control of the issuer of the securities and were not acquired
and are not  held in  connection  with or as a  participant  in any  transaction
having that purpose or effect.


CUSIP No.: 050095108                                            Page 5 of 5 Pages


                                    SIGNATURE

         After reasonable inquiry and to the best of my knowledge and belief, I
certify that the information  set forth in this statement is true,  complete and
correct.

                                        NORGES BANK
Date: August 29, 2017
                                        By:       /s/ Joanna Niedzialek
                                                  ----------------------
                                        Name:     Joanna Niedzialek
                                        Title:    Advisor - Compliance

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