EPT Disclosure

12th Sep 2008 10:52

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	11/09/2008

	Long	Short
	Number (%)	Number (%)
(1) Relevant securities	10,447,310 0.31%	-7,133,553 -0.21%
(2) Derivatives (other than options)	7,055,016 0.21%	-7,637,419 -0.23%
(3) Options and agreements to purchase/sell	13,357,000 0.40%	-8,122,000 -0.24%
Total	30,859,326 0.92%	-22,892,972 -0.68%

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	775	34.26
Purchase	1485	34.27
Purchase	3592	34.28
Purchase	342	34.29
Purchase	3649	34.30
Purchase	6458	34.31
Purchase	86	34.32
Purchase	287	34.33
Purchase	12689	34.35
Purchase	1360	34.36
Purchase	2590	34.38
Purchase	2699	34.39
Purchase	28410	34.40
Purchase	481	34.41
Purchase	1551	34.42
Purchase	3509	34.43
Purchase	469	34.44
Purchase	5303	34.45
Purchase	12021	34.46
Purchase	137797	34.47
Purchase	6368	34.48
Purchase	4827	34.49
Purchase	12092	34.50
Purchase	9550	34.51
Purchase	6596	34.52
Purchase	13175	34.53
Purchase	11820	34.54
Purchase	12320	34.55
Purchase	16984	34.55
Purchase	7253	34.56
Purchase	1794	34.57
Purchase	3360	34.58
Purchase	16546	34.59
Purchase	269260	34.60
Purchase	2324	34.61
Purchase	12629	34.62
Purchase	9920	34.63
Purchase	8564	34.64
Purchase	9118	34.65
Purchase	6662	34.66
Purchase	8957	34.67
Purchase	2756	34.68
Purchase	5599	34.69
Purchase	14356	34.70
Purchase	6472	34.71
Purchase	5572	34.72
Purchase	6250	34.73
Purchase	4321	34.74
Purchase	7111	34.75
Purchase	4850	34.76
Purchase	1529	34.77
Purchase	334	34.78
Purchase	2834	34.79
Purchase	10891	34.80
Purchase	8368	34.81
Purchase	6067	34.82
Purchase	2410	34.83
Purchase	1336	34.84
Purchase	19796	34.84
Purchase	4437	34.86
Purchase	3064	34.87
Purchase	8993	34.88
Purchase	7821	34.89
Purchase	4051	34.90
Purchase	17126	34.91
Purchase	3986	34.92
Purchase	17239	34.93
Purchase	11478	34.94
Purchase	59787	34.94
Purchase	19905	34.95
Purchase	16008	34.96
Purchase	16776	34.97
Purchase	3161	34.98
Purchase	367	34.99
Purchase	3857	35.00
Purchase	3836	35.01
Purchase	3850	35.02
Purchase	2248	35.04
Purchase	1258	35.05
Purchase	1513	35.06
Purchase	1637	35.07
Purchase	209	35.08
Purchase	10000	35.10
Purchase	1393	35.11
Purchase	275	35.14
Purchase	474	35.15
Purchase	474	35.16
Purchase	4328	35.24
Purchase	4530	35.27
Purchase	1322	35.28
Purchase	1000	35.29
Purchase	2895	35.31
Purchase	408	35.32
Purchase	3522	35.33
Purchase	4523	35.34
Purchase	2205	35.35
Purchase	2020	35.36
Purchase	5500	35.37
Purchase	10000	35.45
Purchase	1451	35.56
Purchase	193	35.57
Purchase	5660	35.60
Purchase	270	35.65
Purchase	9000	44.00
Purchase	74000	45.00
TOTAL PURCHASE	1,144,574
Sale	1300	34.25
Sale	1000	34.26
Sale	699	34.28
Sale	1552	34.29
Sale	2553	34.30
Sale	633	34.31
Sale	1325	34.32
Sale	284	34.33
Sale	855	34.34
Sale	82	34.35
Sale	99	34.36
Sale	1476	34.37
Sale	2908	34.38
Sale	4444	34.39
Sale	4500	34.40
Sale	950	34.41
Sale	3041	34.42
Sale	276	34.43
Sale	1245	34.44
Sale	6518	34.45
Sale	8229	34.46
Sale	126759	34.47
Sale	2729	34.48
Sale	6431	34.49
Sale	1322	34.50
Sale	70000	34.50
Sale	1142	34.51
Sale	2388	34.52
Sale	4916	34.53
Sale	7011	34.54
Sale	9985	34.55
Sale	6711	34.56
Sale	5406	34.57
Sale	5377	34.58
Sale	9579	34.59
Sale	569	34.60
Sale	6326	34.61
Sale	2575	34.62
Sale	2439	34.63
Sale	949	34.64
Sale	7669	34.65
Sale	6100	34.66
Sale	6852	34.67
Sale	7666	34.68
Sale	7142	34.69
Sale	92904	34.70
Sale	2829	34.71
Sale	3757	34.72
Sale	1380	34.73
Sale	1434	34.74
Sale	4923	34.75
Sale	1964	34.76
Sale	1363	34.77
Sale	7030	34.78
Sale	54999	34.78
Sale	1323	34.79
Sale	972	34.80
Sale	652	34.81
Sale	1506	34.82
Sale	1885	34.83
Sale	7750	34.84
Sale	703	34.85
Sale	986	34.86
Sale	1236	34.87
Sale	1404	34.88
Sale	5234	34.89
Sale	5786	34.90
Sale	2657	34.91
Sale	7874	34.92
Sale	3380	34.93
Sale	11118	34.94
Sale	23226	34.95
Sale	6957	34.96
Sale	70	34.97
Sale	1772	34.98
Sale	30000	34.98
Sale	4306	34.99
Sale	2541	35.00
Sale	7951	35.01
Sale	3540	35.02
Sale	3144	35.03
Sale	4471	35.04
Sale	2682	35.05
Sale	797	35.07
Sale	1907	35.08
Sale	1604	35.09
Sale	70	35.12
Sale	397	35.14
Sale	8567	35.15
Sale	466	35.16
Sale	1948	35.17
Sale	311	35.18
Sale	595	35.19
Sale	27100	35.23
Sale	8301	35.23
Sale	13500	35.24
Sale	76	35.25
Sale	10952	35.26
Sale	9322	35.27
Sale	4769	35.28
Sale	1279	35.29
Sale	987	35.30
Sale	821	35.31
Sale	12667	35.32
Sale	5091	35.33
Sale	2379	35.34
Sale	7003	35.35
Sale	6241	35.36
Sale	1387	35.37
Sale	2070	35.38
Sale	1000	35.42
Sale	6725	35.58
Sale	10682	35.60
Sale	1000	37.05
TOTAL SALES	819,735

Product name, e.g. CFD	Long/short (Note 5)	Number of securities (Note 6)	Price per unit (Note 4) AUD $
CFD	Long	1300	34.25
CFD	Long	1000	34.26
CFD	Long	800	34.38
CFD	Long	2000	34.40
CFD	Long	1266	34.45
CFD	Long	4913	34.46
CFD	Long	10286	34.47
CFD	Long	1	34.48
CFD	Long	2386	34.49
CFD	Long	370	34.50
CFD	Long	70000	34.50
CFD	Long	489	34.52
CFD	Long	2000	34.53
CFD	Long	899	34.54
CFD	Long	1000	34.59
CFD	Long	150	34.63
CFD	Long	3560	34.65
CFD	Long	1518	34.68
CFD	Long	1555	34.69
CFD	Long	80	34.70
CFD	Long	631	34.74
CFD	Long	316	34.75
CFD	Long	50	34.78
CFD	Long	54999	34.78
CFD	Long	31	34.80
CFD	Long	896	34.82
CFD	Long	401	34.83
CFD	Long	335	34.89
CFD	Long	1000	34.90
CFD	Long	5000	34.92
CFD	Long	469	34.94
CFD	Long	1730	34.95
CFD	Long	30000	34.98
CFD	Long	501	35.00
CFD	Long	500	35.01
CFD	Long	2910	35.04
CFD	Long	1207	35.05
CFD	Long	27100	35.23
CFD	Long	500	35.28
CFD	Long	958	35.35
CFD	Long	1000	35.42
CFD	Long	682	35.60
CFD	Short	317	34.29
CFD	Short	2386	34.30
CFD	Short	5050	34.31
CFD	Short	287	34.33
CFD	Short	1360	34.36
CFD	Short	5690	34.40
CFD	Short	326	34.44
CFD	Short	1000	34.45
CFD	Short	478	34.46
CFD	Short	1091	34.47
CFD	Short	1247	34.48
CFD	Short	912	34.49
CFD	Short	3828	34.50
CFD	Short	956	34.51
CFD	Short	518	34.53
CFD	Short	1323	34.54
CFD	Short	5040	34.55
CFD	Short	84	34.56
CFD	Short	200	34.57
CFD	Short	4000	34.59
CFD	Short	5547	34.60
CFD	Short	1000	34.62
CFD	Short	2000	34.63
CFD	Short	3000	34.64
CFD	Short	900	34.66
CFD	Short	1196	34.67
CFD	Short	34	34.69
CFD	Short	1491	34.70
CFD	Short	1551	34.74
CFD	Short	1472	34.75
CFD	Short	504	34.81
CFD	Short	2000	34.83
CFD	Short	19796	34.84
CFD	Short	279	34.86
CFD	Short	700	34.88
CFD	Short	400	34.93
CFD	Short	796	34.94
CFD	Short	59787	34.94
CFD	Short	1824	34.96
CFD	Short	2500	34.97
CFD	Short	176	35.00
CFD	Short	371	35.01
CFD	Short	524	35.02
CFD	Short	474	35.15
CFD	Short	474	35.16
CFD	Short	1000	35.29
CFD	Short	1500	35.31
CFD	Short	466	35.35
CFD	Short	2000	35.36
CFD	Short	500	35.37
CFD	Short	1451	35.56
CFD	Short	193	35.57
CFD	Short	270	35.65

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	Selling	150,000	37.00	American	18/12/2008	4.13

Product name, e.g. call option	Number of securities	Exercise price per unit Australian Dollar $
Put Option	17,000	45.00
Put Option	57,000	45.00
Put Option	4,000	44.00
Put Option	5,000	44.00

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	12/09/2008
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

ENDEMMLTMLTMMABMMP

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