EPT Disclosure - Rio Tinto pl

7th Jul 2008 12:23

Name of exempt principal trader	BNP PARIBAS ARBITRAGE SNC
Company dealt in	RIO TINTO PLC
Class of relevant security to which the dealings being disclosed relate(Note 1)	Ordinary shares
Date of dealing	03 July 2008

	Long	Short
	Number (%)	Number (%)
(1) Relevant securities	3,345,118 0.34%
(2) Derivatives (other than options)
(3) Options and agreements to purchase/sell
Total	3,345,118 0.34%

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

Purchases	Quantity	Price
	1954	53.01
	106	53.05
	1274	53.13
	60	53.15
	21	53.17
	1340	53.18
	36	53.20
	997	53.22
	750	53.23
	2392	53.26
	1109	53.27
	36	53.29
	414	53.30
	1854	53.32
	459	53.33
	1194	53.34
	469	53.36
	187	53.38
	70	53.40
	789	53.41
	300	53.42
	226	53.43
	1392	53.45
	535	53.46
	1068	53.47
	825	53.48
	720	53.49
	1042	53.50
	745	53.51
	884	53.52
	1404	53.54
	614	53.55
	999	53.56
	1190	53.57
	983	53.58
	901	53.60
	105	53.61
	156	53.62
	1147	53.65
	765	53.66
	448	53.67
	1372	53.68
	2328	53.69
	5505	53.70
	140	53.71
	655	53.72
	1865	53.73
	196	53.74
	2773	53.75
	426	53.76
	264	53.77
	1779	53.78
	707	53.80
	652	53.81
	1567	53.82
	2304	53.83
	749	53.84
	661	53.85
	1086	53.86
	569	53.87
	2925	53.88
	2324	53.89
	7345	53.90
	80	53.91
	2025	53.92
	167	53.93
	313	53.94
	3859	53.95
	719	53.97
	726	53.98
	4016	53.99
	1308	54.00
	530	54.01
	3867	54.03
	2064	54.04
	508	54.05
	2218	54.06
	3623	54.07
	887	54.08
	1416	54.09
	2524	54.10
	240	54.11
	1632	54.12
	1551	54.13
	1610	54.14
	377	54.15
	1106	54.16
	330	54.17
	595	54.18
	5007	54.18
	1628	54.19
	350	54.20
	539	54.21
	1477	54.22
	735	54.23
	1104	54.24
	511	54.25
	433	54.26
	926	54.27
	1739	54.28
	1584	54.29
	799	54.30
	442	54.31
	1187	54.32
	521	54.33
	1860	54.34
	1295	54.35
	1303	54.36
	1448	54.37
	1402	54.38
	1471	54.39
	3192	54.40
	302	54.41
	3513	54.42
	576	54.43
	1021	54.44
	2653	54.45
	1017	54.46
	1916	54.47
	1955	54.48
	1672	54.49
	1688	54.50
	450	54.51
	432	54.52
	55	54.53
	1152	54.54
	411	54.55
	980	54.57
	248	54.58
	1612	54.59
	21315	54.60
	203	54.61
	653	54.62
	568	54.63
	1000	54.64
	4249	54.65
	347	54.67
	980	54.68
	289	54.69
	471	54.70
	403	54.71
	742	54.72
	1089	54.73
	6172	54.74
	2535	54.75
	406	54.76
	1762	54.77
	1755	54.78
	2007	54.80
	128	54.81
	106	54.82
	95	54.83
	56	54.84
	666	54.85
	1415	54.86
	200	54.87
	2462	54.88
	1360	54.89
	5158	54.90
	2920	54.91
	3267	54.92
	817	54.93
	4297	54.94
	933	54.95
	269	54.96
	1393	54.97
	400	54.98
	526	54.99
	400	55.00
	348	55.02
	55	55.03
Total:	235,266

Sales	Quantity	Price
	-1923	52.98
	-335	53.17
	-522	53.20
	-357	53.21
	-532	53.34
	-669	53.48
	-464	53.49
	-937	53.50
	-2150	53.51
	-200	53.52
	-954	53.53
	-990	53.54
	-110	53.55
	-95	53.56
	-1200	53.57
	-600	53.58
	-836	53.60
	-956	53.61
	-289	53.62
	-268	53.64
	-795	53.65
	-25	53.67
	-513	53.69
	-29,760	53.71
	-153	53.73
	-800	53.74
	-265	53.77
	-157	53.78
	-715	53.79
	-232	53.80
	-297	53.81
	-89	53.83
	-622	53.84
	-3375	53.85
	-491	53.86
	-1773	53.87
	-612	53.89
	-919	53.90
	-60	53.91
	-145	53.92
	-370	53.93
	-314	53.94
	-127	53.95
	-364	53.96
	-45	53.97
	-204	53.98
	-1948	53.99
	-554	54.00
	-313	54.01
	-323	54.02
	-909	54.03
	-893	54.04
	-22	54.05
	-1430	54.06
	-2861	54.07
	-1061	54.08
	-324	54.09
	-503	54.10
	-804	54.11
	-474	54.12
	-72	54.13
	-405	54.14
	-220	54.16
	-80	54.17
	-314	54.18
	-100	54.20
	-258	54.21
	-10	54.23
	-371	54.24
	-1545	54.25
	-393	54.27
	-771	54.28
	-1144	54.30
	-82	54.31
	-1788	54.32
	-873	54.33
	-670	54.34
	-514	54.35
	-3369	54.36
	-1136	54.37
	-3021	54.38
	-1843	54.39
	-913	54.40
	-596	54.41
	-996	54.43
	-185	54.44
	-363	54.45
	-335	54.46
	-545	54.47
	-973	54.48
	-1080	54.49
	-188	54.50
	-127	54.51
	-867	54.52
	-182	54.53
	-335	54.55
	-1103	54.57
	-1089	54.58
	-8315	54.60
	-335	54.61
	-347	54.63
	-614	54.65
	-335	54.67
	-360	54.68
	-116	54.69
	-448	54.71
	-11880	54.74
	-335	54.85
	-335	54.86
	-306	54.89
	-319	54.91
	-254	54.93
	-77	54.95
	-335	55.02
Total:	- 123,595

Product name, e.g. CFD	Long/short (Note 5)	Number of securities (Note 6)	Price per unit (Note 4)

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 (Note 4)

Product name, e.g. call option	Number of securities	Exercise price per unit (Note 4)

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.

None

Date of disclosure	07 July 2008
Contact name	Neil Kober
Telephone number	020 7595 4821
Name of offeree/offeror with which connected	BHP Billiton
Nature of connection (Note 9)	Advisor

ENDEMMUUUUPMUPRGGM

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Related Shares:

Rio Tinto