EPT Disclosure

4th Aug 2008 11:31

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	01/08/2008

	Long	Short
	Number (%)	Number (%)
(1) Relevant securities	3,587,322 0.11%	-5,851,600 -0.17%
(2) Derivatives (other than options)	5,511,097 0.16%	-6,458,786 -0.19%
(3) Options and agreements to purchase/sell	10,885,000 0.32%	-5,745,000 -0.17%
Total	19,983,416 0.59%	-18,055,386 -0.54%

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	1356	38.74
Purchase	1155	38.75
Purchase	1683	38.76
Purchase	5915	38.77
Purchase	32359	38.78
Purchase	17322	38.79
Purchase	59110	38.80
Purchase	4066	38.81
Purchase	18611	38.82
Purchase	25649	38.83
Purchase	21390	38.84
Purchase	42044	38.85
Purchase	3393	38.86
Purchase	8604	38.87
Purchase	20575	38.88
Purchase	24472	38.89
Purchase	30095	38.90
Purchase	500	38.91
Purchase	24514	38.91
Purchase	32526	38.92
Purchase	9220	38.93
Purchase	250000	38.94
Purchase	51489	38.94
Purchase	36311	38.95
Purchase	12968	38.96
Purchase	13565	38.97
Purchase	10348	38.98
Purchase	5872	38.99
Purchase	48533	39.00
Purchase	14364	39.01
Purchase	7746	39.02
Purchase	3651	39.03
Purchase	6066	39.04
Purchase	1365	39.05
Purchase	1334	39.06
Purchase	500	39.07
Purchase	500	39.09
Purchase	500	39.10
Purchase	138579	39.11
Purchase	32700	39.11
Purchase	500	39.12
Purchase	1160	39.13
Purchase	1293	39.14
Purchase	26530	39.14
Purchase	500	39.15
Purchase	882	39.16
Purchase	1745	39.18
Purchase	658	39.19
Purchase	821	39.21
Purchase	15631	39.23
Purchase	5143	39.24
Purchase	587	39.25
Purchase	527	39.26
Purchase	717	39.27
Purchase	5006	39.28
Purchase	4315	39.29
Purchase	1012	39.30
Purchase	600	39.32
Purchase	668	39.33
Purchase	1320	39.35
Purchase	500	39.36
Purchase	621	39.37
Purchase	1047	39.38
Purchase	1697	39.39
Purchase	1381	39.40
Purchase	2905	39.41
Purchase	319	39.42
Purchase	1195	39.46
Purchase	1159	39.47
Purchase	1498	39.49
Purchase	500	39.50
Purchase	1154	39.51
Purchase	1914	39.52
Purchase	1603	39.53
Purchase	1764	39.54
Purchase	7929	39.55
Purchase	1196	39.56
Purchase	1476	39.57
Purchase	1412	39.59
Purchase	6	39.60
Purchase	907	39.63
Purchase	907	39.65
Purchase	72	39.66
Purchase	1000	39.67
Purchase	1930	39.68
Purchase	764	39.69
Purchase	8220	39.70
Purchase	342993	39.71
Purchase	45533	39.72
Purchase	14108	39.73
Purchase	4389	39.74
Purchase	12624	39.75
Purchase	2822	39.76
Purchase	8675	39.77
Purchase	7998	39.78
Purchase	2350	39.79
Purchase	2349	39.80
Purchase	1759	39.82
Purchase	100	39.84
Purchase	1746	39.85
Purchase	4803	39.86
Purchase	3815	39.87
Purchase	1869	39.90
Purchase	2026	39.91
Purchase	1788	40.02
TOTAL PURCHASE	1,597,388
Sale	1929	38.76
Sale	9283	38.77
Sale	7732	38.78
Sale	14566	38.79
Sale	561	38.80
Sale	4204	38.81
Sale	2524	38.82
Sale	1327	38.83
Sale	3578	38.84
Sale	2853	38.85
Sale	2312	38.86
Sale	2408	38.87
Sale	5801	38.88
Sale	7181	38.89
Sale	12134	38.90
Sale	4000	38.90
Sale	30032	38.91
Sale	8880	38.92
Sale	8602	38.93
Sale	30000	38.93
Sale	250000	38.94
Sale	8248	38.94
Sale	6161	38.95
Sale	5358	38.96
Sale	4040	38.97
Sale	46000	38.97
Sale	1782	38.98
Sale	5868	38.99
Sale	4648	39.00
Sale	6633	39.01
Sale	2931	39.02
Sale	2996	39.03
Sale	1472	39.04
Sale	35229	39.11
Sale	5000	39.14
Sale	226	39.15
Sale	547	39.16
Sale	5035	39.20
Sale	796	39.24
Sale	130	39.25
Sale	1760	39.26
Sale	213	39.27
Sale	50	39.28
Sale	818	39.29
Sale	100	39.35
Sale	33688	39.36
Sale	1295	39.39
Sale	2651	39.40
Sale	2013	39.41
Sale	41600	39.41
Sale	692	39.46
Sale	7	39.50
Sale	1704	39.51
Sale	611	39.53
Sale	941	39.54
Sale	5455	39.55
Sale	6342	39.56
Sale	2444	39.57
Sale	340	39.58
Sale	12	39.59
Sale	461	39.60
Sale	481	39.61
Sale	115	39.63
Sale	200	39.67
Sale	91	39.68
Sale	721	39.69
Sale	1618	39.70
Sale	9462	39.71
Sale	6812	39.72
Sale	22049	39.73
Sale	2651	39.74
Sale	13743	39.75
Sale	2000	39.76
Sale	664	39.77
Sale	2833	39.78
Sale	1356	39.79
Sale	2558	39.80
Sale	104	39.81
Sale	14500	39.81
Sale	399	39.82
Sale	2325	39.83
Sale	11	39.84
Sale	620	39.85
Sale	21005	39.86
Sale	6007	39.87
Sale	1349	39.89
Sale	672	39.90
Sale	79	39.92
Sale	366	39.93
Sale	395	39.97
Sale	1440	39.98
Sale	500	39.99
Sale	73	40.00
Sale	327	40.01
TOTAL SALES	773,730

Product name, e.g. CFD	Long/short (Note 5)	Number of securities (Note 6)	Price per unit (Note 4) AUD $
CFD	Long	1575	38.76
CFD	Long	7989	38.77
CFD	Long	3950	38.78
CFD	Long	10342	38.79
CFD	Long	100	38.80
CFD	Long	706	38.82
CFD	Long	285	38.83
CFD	Long	541	38.84
CFD	Long	194	38.85
CFD	Long	3027	38.88
CFD	Long	4127	38.89
CFD	Long	866	38.90
CFD	Long	4000	38.90
CFD	Long	3201	38.91
CFD	Long	4704	38.92
CFD	Long	2824	38.93
CFD	Long	30000	38.93
CFD	Long	4319	38.94
CFD	Long	1475	38.95
CFD	Long	788	38.96
CFD	Long	1012	38.97
CFD	Long	1403	38.98
CFD	Long	2655	38.99
CFD	Long	874	39.00
CFD	Long	258	39.01
CFD	Long	855	39.02
CFD	Long	369	39.03
CFD	Long	1015	39.04
CFD	Long	19338	39.11
CFD	Long	5000	39.14
CFD	Long	5035	39.20
CFD	Long	1000	39.26
CFD	Long	50	39.27
CFD	Long	50	39.28
CFD	Long	100	39.35
CFD	Long	33688	39.36
CFD	Long	1093	39.40
CFD	Long	2013	39.41
CFD	Long	41600	39.41
CFD	Long	1704	39.51
CFD	Long	343	39.54
CFD	Long	3821	39.55
CFD	Long	3450	39.56
CFD	Long	2000	39.57
CFD	Long	115	39.63
CFD	Long	64	39.69
CFD	Long	1084	39.70
CFD	Long	2685	39.71
CFD	Long	2481	39.72
CFD	Long	1474	39.73
CFD	Long	950	39.74
CFD	Long	253	39.75
CFD	Long	300	39.76
CFD	Long	2136	39.78
CFD	Long	100	39.80
CFD	Long	100	39.81
CFD	Long	14500	39.81
CFD	Long	300	39.86
CFD	Long	500	39.87
CFD	Long	549	39.89
CFD	Long	641	39.90
CFD	Long	291	39.93
CFD	Long	500	39.99
CFD	Long	300	40.01
CFD	Short	13	38.74
CFD	Short	56	38.76
CFD	Short	1101	38.77
CFD	Short	1470	38.78
CFD	Short	1314	38.79
CFD	Short	4769	38.80
CFD	Short	2697	38.81
CFD	Short	2167	38.82
CFD	Short	2599	38.83
CFD	Short	4272	38.84
CFD	Short	8760	38.85
CFD	Short	2014	38.86
CFD	Short	3700	38.87
CFD	Short	2812	38.88
CFD	Short	5728	38.89
CFD	Short	6601	38.90
CFD	Short	500	38.91
CFD	Short	4944	38.91
CFD	Short	5482	38.92
CFD	Short	2775	38.93
CFD	Short	6266	38.94
CFD	Short	6299	38.95
CFD	Short	4081	38.96
CFD	Short	4558	38.97
CFD	Short	1951	38.98
CFD	Short	1344	38.99
CFD	Short	5503	39.00
CFD	Short	5128	39.01
CFD	Short	500	39.02
CFD	Short	2658	39.03
CFD	Short	4643	39.04
CFD	Short	1199	39.05
CFD	Short	934	39.06
CFD	Short	500	39.07
CFD	Short	500	39.09
CFD	Short	500	39.10
CFD	Short	16954	39.11
CFD	Short	32700	39.11
CFD	Short	500	39.12
CFD	Short	500	39.13
CFD	Short	1293	39.14
CFD	Short	26530	39.14
CFD	Short	500	39.15
CFD	Short	882	39.16
CFD	Short	1745	39.18
CFD	Short	15000	39.23
CFD	Short	3274	39.24
CFD	Short	527	39.26
CFD	Short	5006	39.28
CFD	Short	4315	39.29
CFD	Short	80	39.30
CFD	Short	668	39.33
CFD	Short	500	39.35
CFD	Short	500	39.36
CFD	Short	805	39.38
CFD	Short	897	39.39
CFD	Short	551	39.40
CFD	Short	1209	39.41
CFD	Short	1195	39.46
CFD	Short	892	39.49
CFD	Short	500	39.50
CFD	Short	500	39.51
CFD	Short	500	39.52
CFD	Short	1500	39.53
CFD	Short	1600	39.54
CFD	Short	4051	39.55
CFD	Short	882	39.56
CFD	Short	553	39.57
CFD	Short	1412	39.59
CFD	Short	6	39.60
CFD	Short	159	39.65
CFD	Short	72	39.66
CFD	Short	1000	39.67
CFD	Short	1249	39.68
CFD	Short	124	39.69
CFD	Short	7385	39.70
CFD	Short	6109	39.71
CFD	Short	5693	39.72
CFD	Short	8638	39.73
CFD	Short	3930	39.74
CFD	Short	6746	39.75
CFD	Short	2822	39.76
CFD	Short	2426	39.77
CFD	Short	2759	39.78
CFD	Short	1984	39.79
CFD	Short	1895	39.80
CFD	Short	1000	39.82
CFD	Short	100	39.84
CFD	Short	1155	39.85
CFD	Short	340	39.86
CFD	Short	3815	39.87

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 $

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	04/08/2008
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

ENDEMMPIMMTMMTMBLP

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