CTX: Change in substantial holding from WBC

To Company Name/Scheme CALTEX AUSTRALIA LTD (CTX)

ACN/ARSN ACN 004 201 307

1. Details of substantial holder(1)

   Name WESTPAC BANKING CORPORATION (WBC) and its associated entities listed

   in Annexure 'B'

   ACN/ARSN (if applicable) ACN 007 457 141

   There was a change in the interests of the

   substantial holder on 16/12/2016

   The previous notice was given to the company on 16/11/2016

   The previous notice was dated 14/11/2016

2. Previous and present voting power

   The total number of votes attached to all the voting shares in the company or voting interests in the scheme that the substantial holder or an associate (2) had a relevant interest (3) in when last required, and when now required, to give a substantial holding notice in the company or scheme, are as follows:

   Class of securities (4)	Previous Notice		Present Notice
   	Person's votes	Voting Power (5)	Person's votes	Voting Power (5)
   ORDINARY SHARES	16,638,510	6.38%	13,902,131	5.33%

3. Changes in relevant interests

   Particulars of each change in, or change in the nature of, a relevant interest of the substantial holder or an associate in voting securities of the company or scheme, since the substantial holder was last required to give a substantial holding notice to the company or scheme are as follows:

   Date of change	Person whose relevant interest changed	Nature of change (6)	Consideration given in relation to change (7)	Class and number of securities affected	Person's votes affected
   16/12/2016	WBC & its Associates, Equity Desk - (WIB) Westpac Institutional Bank , Asgard Capital Management Limited, BT Funds Management No.2 Limited, Westpac RE Limited, Westpac Financial Services Limited, Advance Asset Management Limited, BT Funds Management Limited,	See Annexure 'A'	See Annexure 'A'	See Annexure 'A'	See Annexure 'A'

   BT Investment Management (Institutional) Limited, BT Investment Management (Fund Services) Limited

4. Present relevant interests

   Particulars of each relevant interest of the substantial holder in voting securities after the change are as follows:

   Holder of relevant interest	Registered holder of securities	Person entitled to be registered as holder (8)	Nature of relevant interest (6)	Class and Number of securities	Person's votes
   Advance Asset Management Limited	HSBC Custody Nominees (Australia) Limited.	HSBC Custody Nominees (Australia) Limited.	Advance Asset Management Ltd is the responsible entity of various managed investment schemes and also acts as a fund manager.	1,971,671 Ordinary	1,971,671
   Asgard Capital Management Limited	Asgard Capital Management Limited	Asgard Capital Management Limited	Asgard Capital Management Limited ABN 92 009 279 592 AFSL 240695 is a custodian and operator of Investor-Directed Portfolio Service (IDPS). Asgard Capital Management Limited is the custodian and operator of Asgard eWrap Investment, Asgard Funds Account, LifeForce eWrap Investment and Personal Choice Private eWrap Investment Account.	38,709, Ordinary	38,709
   BT Funds Management Limited	Asgard Capital Management Limited BT Portfolio Services Limited HSBC Custody Nominees (Australia) Limited.	Asgard Capital Management Limited BT Portfolio Services Limited HSBC Custody Nominees (Australia) Limited.	BT Funds Management Limited is the manager of various superannuation funds, institutional investor portfolios and unit trusts and, in that capacity, can exercise the power to vote or dispose of the shares.	1,627,581, Ordinary	1,627,581
   BT Funds Management No.2 Limited	HSBC Custody Nominees (Australia) Limited.	HSBC Custody Nominees (Australia) Limited.	BT Funds Management No 2 Limited is or may be the Manager of various Superannuation funds, Institutional investor portfolios and	104,393, Ordinary	104,393

   unit trusts and, in that capacity, can exercise the power to vote or dispose of the shares.
   BT Investment Management (Fund Services) Limited	HSBC Custody Nominees (Australia) Limited. UBS Wealth Management JPM Custodial Services	HSBC Custody Nominees (Australia) Limited. UBS Wealth Management JPM Custodial Services	BT Investment Management (Fund Services) Limited is the responsible entity of various managed investment schemes and, in that capacity, can exercise the power to vote or dispose of the shares.	4,217,140, Ordinary	4,217,140
   BT Investment Management (Institutional) Limited	BNP Fund Services Australasia Pty Limited Citicorp Nominees Pty Limited HSBC Custody Nominees (Australia) Limited. JP Morgan Chase Bank National Australia Bank Limited National Nominees Limited National Custodian Nominees Permanent Trustee Australia Limited	BNP Fund Services Australasia Pty Limited Citicorp Nominees Pty Limited HSBC Custody Nominees (Australia) Limited. JP Morgan Chase Bank National Australia Bank Limited National Nominees Limited National Custodian Nominees Permanent Trustee Australia Limited	BT Investment Management (Institutional) Limited (previously known as BT Investment Management (RE) Limited) is the fund manager of various superannuation funds, institutional investor portfolios and unit trusts and, in that capacity, can exercise the power to vote or dispose of the shares.	3,998,276, Ordinary	3,998,276
   Equity Desk - (WIB) Westpac Institutional Bank *	Equity Desk - (WIB) Westpac Institutional Bank	Equity Desk - (WIB) Westpac Institutional Bank	Westpac Institutional Bank (WIB): provides financial services to the corporate and institutional customer base, assisting and advising in the management of cash, funding, capital and market risk for companies and institutions in Australia and New Zealand. In this capacity, can exercise the power to vote or dispose of the	2,413, Ordinary	2,413

   shares. * WIB is a business name of the Westpac Banking Corporation.
   Westpac Financial Services Limited	BT Portfolio Services Limited HSBC Custody Nominees (Australia) Limited.	BT Portfolio Services Limited HSBC Custody Nominees (Australia) Limited.	Westpac Financial Services Limited is the responsible entity of various managed investment schemes and, in that capacity, can exercise the power to vote or dispose of shares.	717,409 Ordinary	717,409
   Westpac RE Limited	HSBC Custody Nominees (Australia) Limited.	HSBC Custody Nominees (Australia) Limited.	Westpac RE Limited is the manager of various superannuation funds, institutional investor portfolios and unit trusts and, in that capacity, can exercise the power to vote or dispose of the shares.	1,224,539, Ordinary	1,224,539

5. Changes in association

   The persons who have become associates (2) of, or ceased to be associates of, or have changed the nature of their association (9) with, the substantial holder in relation to voting interests in the company or scheme are as follows:

   Name and ACN/ARSN (if applicable)	Nature of association

6. Addresses

The addresses of persons named in this form are as follows: