EPT Disclosure

2nd Sep 2008 10:54

Name of exempt principal trader	Deutsche Securities Australia Limited
Company dealt in	BHP Billiton Ltd
Class of relevant security to which the dealings being disclosed relate(Note 1)	Ordinary
Date of dealing	01/09/2008

	Long	Short
	Number (%)	Number (%)
(1) Relevant securities	8,071,615 0.24%	-6,796,323 -0.20%
(2) Derivatives (other than options)	6,887,573 0.21%	-7,542,887 -0.22%
(3) Options and agreements to purchase/sell	13,301,000 0.40%	-7,390,000 -0.22%
Total	28,260,188 0.85%	-21,729,210 -0.64%

Class of relevant security:	Long	Short
	Number (%)	Number (%)
(1) Relevant securities
(2) Derivatives (other than options)
(3) Options and agreements to purchase/sell
Total

Class of relevant security:	Details

Purchase/sale	Number of securities	Price per unit (Note 4) AUD $
Purchase	469	40.93
Purchase	500	40.95
Purchase	1236	40.97
Purchase	1536	40.98
Purchase	2318	40.99
Purchase	25143	41.00
Purchase	2882	41.01
Purchase	5117	41.02
Purchase	2949	41.03
Purchase	9600	41.04
Purchase	16011	41.05
Purchase	2991	41.06
Purchase	5308	41.07
Purchase	14876	41.08
Purchase	2475	41.09
Purchase	23100	41.09
Purchase	22840	41.10
Purchase	37723	41.11
Purchase	3735	41.11
Purchase	3475	41.12
Purchase	5490	41.13
Purchase	2749	41.14
Purchase	1844	41.15
Purchase	234752	41.16
Purchase	715	41.16
Purchase	8513	41.18
Purchase	8672	41.19
Purchase	6129	41.20
Purchase	1115	41.21
Purchase	4746	41.22
Purchase	1555	41.23
Purchase	3211	41.24
Purchase	4350	41.25
Purchase	21253	41.26
Purchase	4075	41.27
Purchase	31593	41.28
Purchase	4392	41.29
Purchase	10611	41.30
Purchase	616	41.31
Purchase	2471	41.32
Purchase	711	41.34
Purchase	2754	41.36
Purchase	599	41.37
Purchase	1386	41.39
Purchase	7664	41.40
Purchase	1967	41.41
Purchase	2497	41.42
Purchase	5336	41.43
Purchase	1716	41.44
Purchase	1913	41.45
Purchase	2	41.46
Purchase	726	41.47
Purchase	84000	41.73
TOTAL PURCHASE	654,407
Sale	1513	40.93
Sale	500	40.95
Sale	1237	40.98
Sale	4278	40.99
Sale	19552	41.00
Sale	2867	41.01
Sale	1076	41.02
Sale	14500	41.03
Sale	4164	41.03
Sale	12666	41.04
Sale	5982	41.05
Sale	18337	41.06
Sale	104933	41.07
Sale	27523	41.08
Sale	9889	41.09
Sale	19064	41.10
Sale	8041	41.11
Sale	10587	41.12
Sale	4067	41.13
Sale	6980	41.14
Sale	18123	41.15
Sale	1365	41.16
Sale	1574	41.17
Sale	5904	41.18
Sale	1587	41.19
Sale	60388	41.20
Sale	1925	41.21
Sale	42458	41.21
Sale	4419	41.22
Sale	8674	41.23
Sale	8383	41.24
Sale	11727	41.25
Sale	19444	41.26
Sale	4073	41.27
Sale	16763	41.27
Sale	21517	41.28
Sale	2022	41.29
Sale	19854	41.30
Sale	4739	41.31
Sale	2648	41.32
Sale	2431	41.33
Sale	1244	41.34
Sale	399	41.35
Sale	4886	41.36
Sale	140	41.37
Sale	1864	41.38
Sale	515	41.39
Sale	18971	41.40
Sale	5392	41.41
Sale	4849	41.42
Sale	892	41.43
Sale	1892	41.44
Sale	46	41.45
Sale	563	41.46
Sale	50	41.47
Sale	214	41.48
Sale	30000	41.92
TOTAL SALES	609,691

Product name, e.g. CFD	Long/short (Note 5)	Number of securities (Note 6)	Price per unit (Note 4) AUD $
CFD	Long	1513	40.93
CFD	Long	500	40.95
CFD	Long	1000	40.98
CFD	Long	3242	40.99
CFD	Long	200	41.02
CFD	Long	14500	41.03
CFD	Long	3367	41.03
CFD	Long	1129	41.04
CFD	Long	2810	41.05
CFD	Long	1329	41.06
CFD	Long	728	41.07
CFD	Long	709	41.08
CFD	Long	1465	41.09
CFD	Long	2000	41.10
CFD	Long	500	41.11
CFD	Long	400	41.12
CFD	Long	2545	41.13
CFD	Long	1676	41.14
CFD	Long	360	41.15
CFD	Long	1228	41.16
CFD	Long	2500	41.20
CFD	Long	42458	41.21
CFD	Long	500	41.24
CFD	Long	100	41.25
CFD	Long	653	41.26
CFD	Long	16763	41.27
CFD	Long	475	41.28
CFD	Long	575	41.29
CFD	Long	500	41.30
CFD	Long	600	41.32
CFD	Long	47	41.33
CFD	Long	600	41.38
CFD	Long	6664	41.40
CFD	Long	63	41.42
CFD	Long	137	41.43
CFD	Long	493	41.46
CFD	Long	30000	41.92
CFD	Short	469	40.93
CFD	Short	500	40.95
CFD	Short	537	40.99
CFD	Short	2998	41.00
CFD	Short	1440	41.01
CFD	Short	940	41.02
CFD	Short	2404	41.03
CFD	Short	3504	41.04
CFD	Short	853	41.05
CFD	Short	135	41.06
CFD	Short	3487	41.07
CFD	Short	2000	41.08
CFD	Short	976	41.09
CFD	Short	23100	41.09
CFD	Short	7347	41.10
CFD	Short	37723	41.11
CFD	Short	2566	41.11
CFD	Short	2011	41.12
CFD	Short	4168	41.13
CFD	Short	1000	41.14
CFD	Short	1699	41.15
CFD	Short	4521	41.19
CFD	Short	5184	41.20
CFD	Short	600	41.21
CFD	Short	2190	41.22
CFD	Short	1409	41.23
CFD	Short	1779	41.24
CFD	Short	1500	41.25
CFD	Short	11210	41.26
CFD	Short	1007	41.27
CFD	Short	4760	41.28
CFD	Short	4021	41.29
CFD	Short	8355	41.30
CFD	Short	616	41.31
CFD	Short	2471	41.32
CFD	Short	711	41.34
CFD	Short	1549	41.36
CFD	Short	86	41.39
CFD	Short	7664	41.40
CFD	Short	1474	41.41
CFD	Short	2476	41.42
CFD	Short	500	41.43
CFD	Short	802	41.44
CFD	Short	726	41.47

Product name, e.g. call option	Writing, selling, purchasing, varying etc.	Number of securities to which the option relates (Note 6)	Exercise price	Type, e.g. American, European etc.	Expiry Date	Option money paid/received per unit AUD $
Put Option	Purchasing	25,000	38.00	American	25/09/2008	0.55
Put Option	Purchasing	14,000	39.00	American	25/09/2008	0.75
Call Option	Purchasing	20,000	48.00	American	25/09/2008	0.09
Call Option	Purchasing	250,000	45.00	American	18/12/2008	2.18
Call Option	Purchasing	20,000	45.00	American	18/12/2008	2.20

Product name, e.g. call option	Number of securities	Exercise price per unit Australian Dollar $

Nature of transaction (Note 7)	Details	Price per unit (if applicable)(Note 4)

Full details of any agreement, arrangement or understanding between the person disclosing and any other person relating to the voting rights of any relevant securities under any option referred to on this form or relating to the voting rights or future acquisition or disposal of any relevant securities to which any derivative referred to on this form is referenced. If none, this should be stated.

Date of disclosure	02/09/2008
Contact name	Artie Movsesian
Telephone number	020 7545 7804
Name of offeree/offeror with which connected	Rio Tinto Plc
Nature of connection (Note 9)	Connected Advisor to Offeree

ENDEMMLTMLTMMAMMTP

---

Related Shares:

BHP Group