1st May 2008 11:30
UBS AG (EPT)01 May 2008 FORM 38.5(b) DEALINGS BY CONNECTED EXEMPT PRINCIPAL TRADERS WITHOUT RECOGNISED INTERMEDIARY STATUS, OR WITH RI STATUS BUT NOT DEALING IN A CLIENT-SERVING CAPACITY (Rule 38.5(b) of the Takeover Code) 1. KEY INFORMATION Name of exempt principal trader UBS AG London BranchCompany dealt in Rio Tinto PLCClass of relevant security to which the 10p Ordinarydealings being disclosed relate (Note 1)Date of dealing 30 APRIL 2008 2. INTERESTS, SHORT POSITIONS AND RIGHTS TO SUBSCRIBE (a) Interests and short positions (following dealing) in the class of relevant security dealt in (Note 2) Long Short Number (%) Number (%)(1) Relevant securities 2,082,225 0.21% 6,412 0.00%(2) Derivatives (other thanoptions)(3) Options and agreements topurchase/sellTotal 2,082,225 0.21% 6,412 0.00% (b) Interests and short positions in relevant securities of the company, other than the class dealt in (Note 2) Class of relevant security: Long Short Number (%) Number (%)(1) Relevant securities(2) Derivatives (other thanoptions)(3) Options and agreements topurchase/sellTotal (c) Rights to subscribe (Note 2)Class of relevant security: Details 3. DEALINGS (Note 3) (a) Purchases and sales Purchase/sale Number of securities Price per unit (Note 4) PURCHASE 500 5812 pence PURCHASE 15 5814 PURCHASE 300 5814 PURCHASE 334 5814 PURCHASE 70 5815 PURCHASE 1077 5815 PURCHASE 2579 5815 PURCHASE 197 5819 SALE 1000 5823 PURCHASE 49 5824 PURCHASE 367 5824 SALE 2575 5825 SALE 2575 5825 SALE 747 5825 SALE 377 5825 SALE 300 5825 SALE 89 5825 SALE 41 5825.5 PURCHASE 385 5825.5 PURCHASE 393 5825.5 PURCHASE 296 5826 PURCHASE 500 5827 SALE 1015 5828 SALE 658 5828 SALE 360 5828 SALE 348 5828 SALE 22 5828 PURCHASE 300 5828 PURCHASE 409 5828 PURCHASE 520 5828 PURCHASE 677 5828 PURCHASE 760 5828 SALE 989 5829 SALE 500 5829 SALE 343 5829 SALE 104 5829 SALE 154 5830 PURCHASE 37 5830 PURCHASE 51 5830 PURCHASE 126 5830 PURCHASE 200 5830 PURCHASE 552 5830 PURCHASE 555 5830 PURCHASE 610 5830 PURCHASE 910 5830 PURCHASE 1000 5830 PURCHASE 1110 5830 PURCHASE 1280 5830 SALE 500 5831 SALE 55 5831 PURCHASE 71 5831 PURCHASE 319 5831 SALE 838 5833 SALE 398 5833 SALE 370 5833 SALE 262 5833 SALE 187 5833 SALE 132 5833 SALE 42 5833 PURCHASE 132 5833 PURCHASE 300 5833 PURCHASE 500 5833 PURCHASE 51 5834 PURCHASE 165 5834 PURCHASE 2571 5834 SALE 500 5835 SALE 490 5835 PURCHASE 459 5835 PURCHASE 500 5835 SALE 620 5836 SALE 449 5836 SALE 312 5836 SALE 229 5836 PURCHASE 132 5836 PURCHASE 350 5836 PURCHASE 353 5836 PURCHASE 479 5836 PURCHASE 540 5836 PURCHASE 785 5836 PURCHASE 2570 5836 SALE 1659 5837 SALE 346 5837 SALE 268 5837 SALE 147 5837 SALE 132 5837 PURCHASE 53 5837 PURCHASE 94 5837 SALE 502 5838 SALE 201 5838 SALE 96 5838 PURCHASE 49 5838 PURCHASE 99 5838 PURCHASE 161 5838 PURCHASE 198 5838 PURCHASE 268 5838 PURCHASE 415 5838 PURCHASE 463 5838 PURCHASE 490 5838 PURCHASE 514 5838 SALE 1100 5839 SALE 109 5839 SALE 60 5839 SALE 2200 5840 SALE 879 5840 SALE 657 5840 SALE 600 5840 SALE 523 5840 SALE 420 5840 SALE 398 5840 SALE 338 5840 SALE 208 5840 SALE 200 5840 SALE 200 5840 SALE 200 5840 SALE 98 5840 SALE 90 5840 PURCHASE 198 5840 PURCHASE 338 5840 PURCHASE 343 5840 PURCHASE 380 5840 PURCHASE 405 5840 PURCHASE 487 5840 PURCHASE 800 5840 PURCHASE 1657 5840 PURCHASE 2200 5840 PURCHASE 137 5841 PURCHASE 236 5841 PURCHASE 271 5841 PURCHASE 333 5841 PURCHASE 604 5841 SALE 137 5842 PURCHASE 145 5842 PURCHASE 232 5842 PURCHASE 376 5842 PURCHASE 1004 5842 SALE 1824 5843 SALE 1254 5843 SALE 783 5843 SALE 755 5843 PURCHASE 14 5843 PURCHASE 340 5843 PURCHASE 582 5843 PURCHASE 695 5843 PURCHASE 718 5843 SALE 1424 5844 SALE 655 5844 SALE 413 5844 SALE 34 5844 PURCHASE 236 5844 PURCHASE 241 5844 PURCHASE 555 5844 SALE 30 5844.5 PURCHASE 437 5844.5 PURCHASE 268 5845 PURCHASE 346 5845 PURCHASE 500 5845 PURCHASE 605 5845 PURCHASE 622 5845 PURCHASE 939 5845 PURCHASE 1025 5845 SALE 413 5845.5 SALE 354 5845.5 SALE 804 5846 SALE 497 5846 PURCHASE 81 5846 PURCHASE 200 5846 PURCHASE 227 5846 PURCHASE 236 5846 PURCHASE 342 5846 PURCHASE 397 5846 PURCHASE 407 5846 PURCHASE 670 5846 PURCHASE 700 5846 SALE 670 5847 SALE 634 5847 SALE 470 5847 SALE 232 5847 SALE 232 5847 SALE 232 5847 SALE 232 5847 SALE 232 5847 SALE 178 5847 SALE 178 5847 SALE 178 5847 SALE 178 5847 SALE 178 5847 SALE 178 5847 SALE 178 5847 SALE 178 5847 SALE 178 5847 SALE 178 5847 SALE 173 5847 SALE 159 5847 SALE 148 5847 SALE 105 5847 SALE 100 5847 SALE 100 5847 SALE 91 5847 SALE 41 5847 SALE 28 5847 SALE 28 5847 PURCHASE 44 5847 PURCHASE 169 5847 PURCHASE 191 5847 PURCHASE 217 5847 PURCHASE 235 5847 PURCHASE 316 5847 PURCHASE 359 5847 PURCHASE 400 5847 PURCHASE 453 5847 PURCHASE 670 5847 PURCHASE 801 5847 PURCHASE 907 5847 SALE 700 5848 SALE 500 5848 SALE 200 5848 SALE 109 5848 SALE 100 5848 PURCHASE 47 5848 PURCHASE 410 5848 PURCHASE 670 5848 SALE 61 5848.5 SALE 1934 5849 SALE 1125 5849 SALE 672 5849 SALE 630 5849 SALE 436 5849 SALE 364 5849 SALE 268 5849 SALE 79 5849 SALE 75 5849 PURCHASE 200 5849 PURCHASE 201 5849 PURCHASE 281 5849 PURCHASE 390 5849 PURCHASE 400 5849 PURCHASE 583 5849 SALE 1488 5850 SALE 1000 5850 SALE 666 5850 SALE 443 5850 SALE 420 5850 SALE 253 5850 SALE 52 5850 SALE 47 5850 PURCHASE 156 5850 PURCHASE 194 5850 PURCHASE 245 5850 PURCHASE 292 5850 PURCHASE 334 5850 PURCHASE 339 5850 PURCHASE 344 5850 PURCHASE 370 5850 PURCHASE 400 5850 PURCHASE 410 5850 PURCHASE 420 5850 PURCHASE 420 5850 PURCHASE 568 5850 PURCHASE 780 5850 PURCHASE 911 5850 PURCHASE 1000 5850 PURCHASE 1000 5850 SALE 2700 5851 SALE 2564 5851 SALE 1300 5851 SALE 400 5851 SALE 337 5851 SALE 300 5851 SALE 236 5851 SALE 200 5851 SALE 200 5851 PURCHASE 343 5851 PURCHASE 910 5851 SALE 500 5852 SALE 460 5852 SALE 446 5852 SALE 400 5852 SALE 399 5852 SALE 264 5852 SALE 236 5852 SALE 32 5852 PURCHASE 74 5852 PURCHASE 100 5852 PURCHASE 144 5852 PURCHASE 264 5852 PURCHASE 288 5852 PURCHASE 307 5852 PURCHASE 800 5852 SALE 1117 5853 SALE 804 5853 SALE 509 5853 SALE 475 5853 SALE 334 5853 SALE 245 5853 SALE 102 5853 PURCHASE 10 5853 PURCHASE 65 5853 PURCHASE 200 5853 PURCHASE 373 5853 PURCHASE 500 5853 PURCHASE 580 5853 PURCHASE 666 5853 SALE 413 5853.5 SALE 420 5854 SALE 118 5854 SALE 112 5854 SALE 74 5854 SALE 20 5854 PURCHASE 2562 5854 SALE 209 5854.5 SALE 204 5854.5 SALE 352 5855 SALE 349 5855 SALE 254 5855 SALE 214 5855 SALE 126 5855 SALE 92 5855 PURCHASE 10 5855 PURCHASE 250 5855 PURCHASE 349 5855 PURCHASE 470 5855 PURCHASE 500 5855 PURCHASE 549 5855 PURCHASE 666 5855 PURCHASE 700 5855 SALE 1028 5856 SALE 852 5856 SALE 838 5856 SALE 402 5856 SALE 268 5856 SALE 262 5856 SALE 209 5856 SALE 119 5856 PURCHASE 45 5856 PURCHASE 120 5856 PURCHASE 220 5856 PURCHASE 224 5856 PURCHASE 403 5856 PURCHASE 800 5856 PURCHASE 1169 5856 PURCHASE 2561 5856 PURCHASE 2561 5856 SALE 804 5857 SALE 477 5857 SALE 402 5857 SALE 400 5857 PURCHASE 4 5857 PURCHASE 11 5857 PURCHASE 58 5857 PURCHASE 110 5857 PURCHASE 242 5857 PURCHASE 284 5857 PURCHASE 284 5857 PURCHASE 427 5857 PURCHASE 500 5857 PURCHASE 537 5857 PURCHASE 600 5857 PURCHASE 804 5857 PURCHASE 900 5857 PURCHASE 1005 5857 SALE 760 5858 SALE 470 5858 SALE 400 5858 SALE 331 5858 SALE 306 5858 SALE 283 5858 SALE 240 5858 SALE 200 5858 SALE 158 5858 PURCHASE 314 5858 PURCHASE 500 5858 PURCHASE 637 5858 PURCHASE 1295 5858 SALE 666 5859 SALE 419 5859 SALE 402 5859 SALE 316 5859 SALE 163 5859 PURCHASE 18 5859 PURCHASE 56 5859 PURCHASE 94 5859 PURCHASE 114 5859 PURCHASE 155 5859 PURCHASE 300 5859 PURCHASE 300 5859 PURCHASE 312 5859 PURCHASE 315 5859 PURCHASE 510 5859 PURCHASE 704 5859 PURCHASE 762 5859 PURCHASE 1451 5859 SALE 900 5860 SALE 762 5860 SALE 646 5860 SALE 491 5860 SALE 451 5860 SALE 369 5860 SALE 348 5860 SALE 320 5860 SALE 315 5860 SALE 314 5860 SALE 300 5860 SALE 284 5860 SALE 268 5860 SALE 253 5860 SALE 246 5860 SALE 214 5860 SALE 205 5860 SALE 176 5860 SALE 155 5860 SALE 152 5860 SALE 146 5860 SALE 139 5860 SALE 123 5860 SALE 122 5860 SALE 112 5860 SALE 78 5860 SALE 52 5860 SALE 25 5860 SALE 17 5860 SALE 16 5860 SALE 5 5860 PURCHASE 300 5860 PURCHASE 500 5860 PURCHASE 670 5860 PURCHASE 1136 5860 SALE 741 5861 SALE 645 5861 SALE 461 5861 SALE 404 5861 SALE 400 5861 SALE 381 5861 SALE 328 5861 SALE 268 5861 SALE 265 5861 SALE 259 5861 SALE 217 5861 SALE 100 5861 PURCHASE 13 5861 PURCHASE 32 5861 PURCHASE 120 5861 PURCHASE 136 5861 PURCHASE 270 5861 PURCHASE 352 5861 PURCHASE 356 5861 PURCHASE 410 5861 PURCHASE 764 5861 PURCHASE 1300 5861 SALE 386 5861.5 SALE 12 5861.5 SALE 6 5861.5 SALE 1746 5862 SALE 900 5862 SALE 790 5862 SALE 536 5862 SALE 399 5862 SALE 356 5862 SALE 275 5862 SALE 268 5862 SALE 207 5862 SALE 206 5862 SALE 205 5862 SALE 203 5862 SALE 191 5862 SALE 176 5862 SALE 138 5862 PURCHASE 284 5862 PURCHASE 626 5862 PURCHASE 700 5862 PURCHASE 1488 5862 SALE 2006 5863 SALE 2000 5863 SALE 724 5863 SALE 666 5863 SALE 536 5863 SALE 510 5863 SALE 400 5863 SALE 379 5863 SALE 350 5863 SALE 323 5863 SALE 300 5863 SALE 220 5863 SALE 193 5863 SALE 131 5863 SALE 65 5863 PURCHASE 140 5863 PURCHASE 200 5863 PURCHASE 200 5863 PURCHASE 289 5863 PURCHASE 300 5863 PURCHASE 320 5863 PURCHASE 366 5863 PURCHASE 379 5863 PURCHASE 384 5863 PURCHASE 451 5863 PURCHASE 500 5863 PURCHASE 536 5863 PURCHASE 670 5863 PURCHASE 823 5863 SALE 880 5864 SALE 600 5864 SALE 500 5864 SALE 392 5864 SALE 300 5864 SALE 268 5864 SALE 164 5864 SALE 8 5864 PURCHASE 80 5864 PURCHASE 130 5864 PURCHASE 135 5864 PURCHASE 276 5864 PURCHASE 404 5864 PURCHASE 407 5864 PURCHASE 420 5864 PURCHASE 449 5864 PURCHASE 500 5864 PURCHASE 586 5864 PURCHASE 666 5864 PURCHASE 724 5864 PURCHASE 817 5864 SALE 666 5865 SALE 483 5865 PURCHASE 100 5865 PURCHASE 146 5865 PURCHASE 315 5865 PURCHASE 348 5865 PURCHASE 371 5865 PURCHASE 418 5865 PURCHASE 620 5865 PURCHASE 666 5865 PURCHASE 750 5865 PURCHASE 1000 5865 PURCHASE 1497 5865 SALE 1369 5866 SALE 1000 5866 SALE 832 5866 SALE 670 5866 SALE 652 5866 SALE 589 5866 SALE 545 5866 SALE 406 5866 SALE 406 5866 SALE 284 5866 SALE 202 5866 SALE 197 5866 SALE 194 5866 SALE 173 5866 SALE 153 5866 SALE 146 5866 SALE 130 5866 SALE 86 5866 SALE 85 5866 PURCHASE 71 5866 PURCHASE 86 5866 PURCHASE 100 5866 PURCHASE 200 5866 PURCHASE 258 5866 PURCHASE 268 5866 PURCHASE 284 5866 PURCHASE 300 5866 PURCHASE 310 5866 PURCHASE 315 5866 PURCHASE 396 5866 PURCHASE 402 5866 PURCHASE 406 5866 PURCHASE 499 5866 PURCHASE 567 5866 PURCHASE 992 5866 PURCHASE 2062 5866 SALE 284 5867 SALE 255 5867 SALE 203 5867 SALE 200 5867 PURCHASE 392 5867 PURCHASE 550 5867 PURCHASE 900 5867 SALE 670 5868 SALE 666 5868 SALE 657 5868 SALE 300 5868 SALE 117 5868 SALE 100 5868 PURCHASE 187 5868 PURCHASE 514 5868 PURCHASE 536 5868 PURCHASE 908 5868 SALE 1588 5869 SALE 1000 5869 SALE 997 5869 SALE 918 5869 SALE 803 5869 SALE 396 5869 SALE 352 5869 SALE 276 5869 SALE 272 5869 SALE 243 5869 SALE 200 5869 SALE 165 5869 SALE 130 5869 PURCHASE 14 5869 PURCHASE 137 5869 PURCHASE 451 5869 PURCHASE 475 5869 PURCHASE 500 5869 SALE 1449 5870 SALE 988 5870 SALE 791 5870 SALE 501 5870 SALE 488 5870 SALE 466 5870 SALE 400 5870 SALE 300 5870 SALE 300 5870 SALE 224 5870 SALE 189 5870 SALE 187 5870 SALE 159 5870 SALE 61 5870 PURCHASE 186 5870 PURCHASE 379 5870 PURCHASE 800 5870 SALE 1000 5871 SALE 800 5871 SALE 470 5871 SALE 316 5871 SALE 245 5871 SALE 168 5871 SALE 105 5871 PURCHASE 101 5871 PURCHASE 400 5871 PURCHASE 570 5871 PURCHASE 1029 5871 SALE 988 5872 SALE 421 5872 SALE 300 5872 SALE 268 5872 SALE 268 5872 SALE 234 5872 SALE 223 5872 SALE 210 5872 PURCHASE 200 5872 PURCHASE 268 5872 PURCHASE 388 5872 PURCHASE 796 5872 SALE 2554 5873 SALE 1100 5873 SALE 1060 5873 SALE 885 5873 SALE 536 5873 SALE 450 5873 SALE 400 5873 SALE 367 5873 SALE 292 5873 SALE 219 5873 SALE 200 5873 SALE 148 5873 SALE 143 5873 SALE 85 5873 SALE 40 5873 PURCHASE 130 5873 PURCHASE 142 5873 PURCHASE 194 5873 PURCHASE 200 5873 PURCHASE 333 5873 PURCHASE 412 5873 PURCHASE 635 5873 PURCHASE 666 5873 PURCHASE 705 5873 PURCHASE 774 5873 PURCHASE 800 5873 SALE 92 5873.5 SALE 49 5873.5 SALE 1038 5874 SALE 860 5874 SALE 666 5874 SALE 600 5874 SALE 400 5874 SALE 400 5874 SALE 268 5874 SALE 268 5874 SALE 19 5874 PURCHASE 295 5874 PURCHASE 730 5874 PURCHASE 817 5874 SALE 831 5875 SALE 666 5875 SALE 473 5875 SALE 303 5875 SALE 200 5875 SALE 122 5875 SALE 113 5875 SALE 100 5875 PURCHASE 50 5875 PURCHASE 181 5875 PURCHASE 200 5875 PURCHASE 200 5875 PURCHASE 400 5875 PURCHASE 494 5875 PURCHASE 586 5875 SALE 1444 5876 SALE 1000 5876 SALE 402 5876 SALE 284 5876 SALE 268 5876 SALE 109 5876 PURCHASE 207 5876 PURCHASE 352 5876 PURCHASE 373 5876 PURCHASE 1536 5876 SALE 952 5877 SALE 797 5877 SALE 670 5877 SALE 472 5877 SALE 430 5877 SALE 322 5877 SALE 304 5877 SALE 300 5877 SALE 167 5877 SALE 167 5877 SALE 167 5877 SALE 167 5877 SALE 167 5877 SALE 167 5877 SALE 167 5877 SALE 167 5877 SALE 167 5877 SALE 167 5877 SALE 167 5877 SALE 167 5877 SALE 155 5877 SALE 133 5877 SALE 94 5877 PURCHASE 35 5877 PURCHASE 130 5877 PURCHASE 231 5877 PURCHASE 523 5877 PURCHASE 600 5877 PURCHASE 640 5877 PURCHASE 700 5877 PURCHASE 804 5877 PURCHASE 930 5877 PURCHASE 1621 5877 SALE 1800 5878 SALE 637 5878 SALE 500 5878 SALE 500 5878 SALE 331 5878 SALE 328 5878 SALE 300 5878 SALE 268 5878 SALE 268 5878 SALE 268 5878 SALE 268 5878 SALE 268 5878 SALE 268 5878 SALE 200 5878 SALE 200 5878 SALE 84 5878 PURCHASE 268 5878 PURCHASE 719 5878 SALE 800 5879 SALE 430 5879 SALE 385 5879 SALE 367 5879 SALE 310 5879 SALE 300 5879 SALE 268 5879 SALE 202 5879 SALE 200 5879 SALE 196 5879 SALE 181 5879 SALE 156 5879 SALE 130 5879 SALE 102 5879 PURCHASE 200 5879 PURCHASE 290 5879 PURCHASE 373 5879 PURCHASE 385 5879 PURCHASE 544 5879 PURCHASE 650 5879 PURCHASE 667 5879 PURCHASE 900 5879 SALE 2551 5880 SALE 1030 5880 SALE 829 5880 SALE 748 5880 SALE 738 5880 SALE 600 5880 SALE 500 5880 SALE 500 5880 SALE 470 5880 SALE 468 5880 SALE 432 5880 SALE 268 5880 SALE 268 5880 SALE 268 5880 SALE 200 5880 SALE 200 5880 SALE 183 5880 SALE 179 5880 SALE 46 5880 PURCHASE 128 5880 PURCHASE 134 5880 PURCHASE 382 5880 PURCHASE 418 5880 PURCHASE 499 5880 PURCHASE 529 5880 PURCHASE 740 5880 PURCHASE 1250 5880 PURCHASE 1259 5880 PURCHASE 1636 5880 SALE 423 5881 SALE 400 5881 SALE 400 5881 PURCHASE 21 5881 PURCHASE 509 5881 PURCHASE 589 5881 PURCHASE 810 5881 PURCHASE 1210 5881 SALE 900 5882 SALE 885 5882 SALE 723 5882 SALE 646 5882 SALE 517 5882 SALE 498 5882 SALE 371 5882 SALE 330 5882 SALE 272 5882 SALE 258 5882 SALE 192 5882 SALE 191 5882 SALE 185 5882 PURCHASE 350 5882 PURCHASE 1000 5882 PURCHASE 1173 5882 SALE 252 5882.5 SALE 161 5882.5 SALE 962 5883 SALE 900 5883 SALE 647 5883 SALE 606 5883 SALE 605 5883 SALE 578 5883 SALE 395 5883 SALE 337 5883 SALE 204 5883 SALE 100 5883 SALE 87 5883 SALE 74 5883 PURCHASE 15 5883 PURCHASE 123 5883 PURCHASE 448 5883 PURCHASE 480 5883 PURCHASE 500 5883 PURCHASE 605 5883 PURCHASE 900 5883 PURCHASE 1000 5883 PURCHASE 1362 5883 SALE 2549 5884 SALE 1446 5884 SALE 702 5884 SALE 400 5884 SALE 400 5884 SALE 268 5884 SALE 250 5884 SALE 108 5884 PURCHASE 300 5884 PURCHASE 500 5884 SALE 800 5885 SALE 666 5885 SALE 645 5885 SALE 525 5885 SALE 400 5885 SALE 400 5885 SALE 355 5885 SALE 329 5885 SALE 259 5885 SALE 236 5885 PURCHASE 140 5885 PURCHASE 353 5885 PURCHASE 400 5885 PURCHASE 402 5885 PURCHASE 889 5885 PURCHASE 972 5885 SALE 700 5886 SALE 700 5886 SALE 402 5886 SALE 354 5886 SALE 222 5886 SALE 175 5886 PURCHASE 402 5886 PURCHASE 1185 5886 SALE 1072 5887 SALE 973 5887 SALE 127 5887 SALE 68 5887 SALE 27 5887 PURCHASE 144 5887 PURCHASE 200 5887 PURCHASE 200 5887 PURCHASE 402 5887 PURCHASE 636 5887 PURCHASE 662 5887 PURCHASE 676 5887 SALE 1456 5888 SALE 1042 5888 SALE 694 5888 SALE 558 5888 SALE 400 5888 SALE 386 5888 SALE 193 5888 SALE 147 5888 SALE 38 5888 PURCHASE 200 5888 PURCHASE 200 5888 PURCHASE 216 5888 PURCHASE 248 5888 PURCHASE 257 5888 PURCHASE 346 5888 PURCHASE 355 5888 PURCHASE 383 5888 PURCHASE 564 5888 PURCHASE 786 5888 PURCHASE 1023 5888 PURCHASE 1572 5888 SALE 1753 5889 SALE 527 5889 SALE 429 5889 SALE 427 5889 SALE 331 5889 SALE 227 5889 SALE 200 5889 SALE 155 5889 SALE 150 5889 PURCHASE 93 5889 PURCHASE 355 5889 PURCHASE 381 5889 PURCHASE 402 5889 PURCHASE 500 5889 PURCHASE 925 5889 PURCHASE 1568 5889 SALE 2032 5890 SALE 997 5890 SALE 827 5890 SALE 827 5890 SALE 173 5890 PURCHASE 200 5890 PURCHASE 243 5890 PURCHASE 339 5890 PURCHASE 395 5890 PURCHASE 406 5890 PURCHASE 415 5890 PURCHASE 454 5890 PURCHASE 470 5890 PURCHASE 529 5890 PURCHASE 546 5890 PURCHASE 546 5890 PURCHASE 1214 5890 PURCHASE 1285 5890 PURCHASE 1370 5890 PURCHASE 2542 5890 SALE 900 5891 SALE 872 5891 SALE 301 5891 SALE 200 5891 SALE 196 5891 PURCHASE 108 5891 PURCHASE 349 5891 PURCHASE 384 5891 PURCHASE 503 5891 PURCHASE 536 5891 PURCHASE 631 5891 PURCHASE 644 5891 PURCHASE 703 5891 PURCHASE 800 5891 SALE 844 5892 SALE 790 5892 SALE 786 5892 SALE 628 5892 SALE 478 5892 SALE 452 5892 SALE 400 5892 SALE 400 5892 SALE 400 5892 SALE 314 5892 SALE 256 5892 SALE 200 5892 SALE 200 5892 SALE 200 5892 SALE 192 5892 SALE 180 5892 PURCHASE 72 5892 PURCHASE 160 5892 PURCHASE 353 5892 PURCHASE 456 5892 PURCHASE 976 5892 SALE 680 5893 SALE 325 5893 SALE 306 5893 SALE 286 5893 SALE 76 5893 SALE 54 5893 SALE 38 5893 PURCHASE 172 5893 PURCHASE 573 5893 SALE 788 5894 SALE 588 5894 SALE 276 5894 SALE 118 5894 PURCHASE 42 5894 PURCHASE 157 5894 PURCHASE 203 5894 PURCHASE 340 5894 PURCHASE 452 5894 PURCHASE 736 5894 PURCHASE 1019 5894 SALE 1100 5895 SALE 649 5895 SALE 566 5895 SALE 449 5895 SALE 204 5895 SALE 200 5895 SALE 199 5895 SALE 191 5895 SALE 181 5895 SALE 107 5895 SALE 96 5895 PURCHASE 81 5895 PURCHASE 200 5895 PURCHASE 447 5895 PURCHASE 450 5895 PURCHASE 504 5895 PURCHASE 529 5895 PURCHASE 536 5895 PURCHASE 1000 5895 PURCHASE 2097 5895 SALE 1308 5896 SALE 1247 5896 SALE 821 5896 SALE 789 5896 SALE 536 5896 SALE 410 5896 SALE 267 5896 SALE 200 5896 SALE 177 5896 SALE 54 5896 SALE 32 5896 PURCHASE 21 5896 PURCHASE 335 5896 PURCHASE 400 5896 PURCHASE 536 5896 PURCHASE 693 5896 PURCHASE 790 5896 SALE 288 5896.5 SALE 105 5896.5 SALE 585 5897 SALE 213 5897 SALE 200 5897 SALE 160 5897 PURCHASE 96 5897 PURCHASE 1582 5897 SALE 1308 5898 SALE 1306 5898 SALE 900 5898 SALE 500 5898 SALE 268 5898 SALE 207 5898 SALE 206 5898 SALE 172 5898 SALE 172 5898 PURCHASE 3 5898 PURCHASE 369 5898 PURCHASE 377 5898 PURCHASE 800 5898 PURCHASE 862 5898 PURCHASE 28100 5898.36 SALE 964 5899 SALE 402 5899 SALE 394 5899 SALE 221 5899 SALE 100 5899 PURCHASE 24 5899 PURCHASE 68 5899 PURCHASE 132 5899 PURCHASE 347 5899 PURCHASE 600 5899 PURCHASE 609 5899 SALE 2542 5900 SALE 1520 5900 SALE 766 5900 SALE 657 5900 SALE 600 5900 SALE 536 5900 SALE 394 5900 SALE 315 5900 SALE 266 5900 SALE 138 5900 PURCHASE 42 5900 PURCHASE 132 5900 PURCHASE 300 5900 PURCHASE 348 5900 PURCHASE 700 5900 PURCHASE 1000 5900 PURCHASE 1549 5900 PURCHASE 2500 5900 PURCHASE 2542 5900 SALE 1000 5901 SALE 1000 5901 SALE 500 5901 SALE 478 5901 SALE 402 5901 SALE 351 5901 SALE 97 5901 SALE 88 5901 PURCHASE 93 5901 PURCHASE 161 5901 PURCHASE 323 5901 PURCHASE 351 5901 PURCHASE 520 5901 PURCHASE 600 5901 PURCHASE 666 5901 SALE 491 5902 SALE 481 5902 SALE 203 5902 SALE 199 5902 SALE 186 5902 SALE 178 5902 SALE 96 5902 PURCHASE 2 5902 PURCHASE 366 5902 PURCHASE 418 5902 PURCHASE 500 5902 SALE 1406 5903 SALE 536 5903 SALE 337 5903 SALE 214 5903 SALE 32 5903 PURCHASE 47 5903 PURCHASE 200 5903 PURCHASE 210 5903 PURCHASE 255 5903 PURCHASE 367 5903 PURCHASE 368 5903 PURCHASE 426 5903 PURCHASE 552 5903 PURCHASE 615 5903 PURCHASE 827 5903 SALE 300 5904 SALE 150 5904 SALE 12 5904 PURCHASE 98 5904 PURCHASE 220 5904 PURCHASE 300 5904 PURCHASE 585 5904 SALE 1000 5905 SALE 909 5905 SALE 666 5905 SALE 468 5905 SALE 371 5905 SALE 349 5905 SALE 209 5905 SALE 201 5905 SALE 200 5905 SALE 200 5905 SALE 182 5905 SALE 174 5905 SALE 172 5905 SALE 82 5905 SALE 17 5905 PURCHASE 9 5905 PURCHASE 32 5905 PURCHASE 120 5905 PURCHASE 265 5905 PURCHASE 285 5905 PURCHASE 358 5905 PURCHASE 384 5905 PURCHASE 550 5905 PURCHASE 557 5905 PURCHASE 562 5905 PURCHASE 700 5905 PURCHASE 802 5905 SALE 1844 5906 SALE 783 5906 SALE 774 5906 SALE 383 5906 SALE 340 5906 SALE 300 5906 SALE 43 5906 PURCHASE 114 5906 PURCHASE 226 5906 PURCHASE 533 5906 SALE 500 5907 SALE 192 5907 PURCHASE 35 5907 PURCHASE 145 5907 PURCHASE 266 5907 PURCHASE 420 5907 PURCHASE 600 5907 PURCHASE 1252 5907 SALE 413 5907.5 SALE 536 5908 SALE 403 5908 SALE 200 5908 SALE 176 5908 PURCHASE 48 5908 SALE 500 5909 SALE 364 5909 SALE 1000 5910 SALE 789 5910 SALE 536 5910 SALE 142 5910 PURCHASE 403 5910 PURCHASE 411 5910 PURCHASE 700 5910 SALE 1624 5911 SALE 700 5911 PURCHASE 435 5911 PURCHASE 1338 5911 SALE 420 5912 SALE 371 5912 PURCHASE 700 5912 PURCHASE 726 5912 SALE 889 5913 SALE 17 5913 PURCHASE 700 5913 PURCHASE 52 5914 PURCHASE 297 5914 PURCHASE 339 5914 PURCHASE 360 5914 SALE 420 5915 SALE 250 5915 SALE 207 5915 SALE 200 5915 SALE 160 5915 SALE 141 5915 PURCHASE 134 5915 PURCHASE 400 5915 PURCHASE 500 5915 SALE 900 5916 SALE 500 5916 SALE 421 5916 SALE 144 5916 PURCHASE 289 5916 PURCHASE 566 5916 PURCHASE 1082 5916 SALE 2007 5917 SALE 1000 5917 SALE 700 5917 SALE 135 5917 PURCHASE 86 5917 PURCHASE 360 5917 SALE 413 5918 SALE 400 5918 PURCHASE 1894 5918 SALE 631 5919 SALE 579 5919 SALE 566 5919 SALE 460 5919 SALE 5 5919 PURCHASE 1120 5919 SALE 387 5919.5 SALE 1780 5920 SALE 573 5920 SALE 342 5920 SALE 200 5920 PURCHASE 385 5920 PURCHASE 556 5920 PURCHASE 700 5920 PURCHASE 2533 5920 SALE 336 5921 SALE 84 5921 SALE 82 5921 SALE 74 5921 SALE 3 5921 PURCHASE 53 5921 PURCHASE 84 5921 PURCHASE 137 5921 PURCHASE 246 5921 PURCHASE 443 5921 PURCHASE 590 5921 PURCHASE 600 5921 PURCHASE 887 5921 PURCHASE 923 5921 SALE 2532 5922 SALE 402 5922 SALE 400 5922 SALE 390 5922 SALE 268 5922 SALE 255 5922 SALE 107 5922 SALE 8 5922 PURCHASE 200 5922 PURCHASE 427 5922 PURCHASE 1656 5922 SALE 747 5923 SALE 651 5923 SALE 559 5923 SALE 457 5923 SALE 409 5923 SALE 336 5923 SALE 206 5923 SALE 190 5923 SALE 72 5923 PURCHASE 50 5923 PURCHASE 200 5923 PURCHASE 474 5923 PURCHASE 667 5923 SALE 794 5924 SALE 714 5924 SALE 411 5924 SALE 286 5924 SALE 190 5924 SALE 172 5924 PURCHASE 235 5924 PURCHASE 360 5924 PURCHASE 519 5924 PURCHASE 863 5924 PURCHASE 2500 5924 SALE 1194 5925 SALE 261 5925 SALE 219 5925 SALE 152 5925 SALE 123 5925 PURCHASE 3 5925 PURCHASE 30 5925 PURCHASE 30 5925 PURCHASE 684 5925 PURCHASE 1500 5925 SALE 364 5925.5 SALE 1000 5926 SALE 600 5926 SALE 588 5926 SALE 538 5926 SALE 392 5926 SALE 359 5926 SALE 314 5926 SALE 200 5926 PURCHASE 200 5926 PURCHASE 200 5926 PURCHASE 821 5926 SALE 970 5927 SALE 644 5927 SALE 370 5927 SALE 324 5927 SALE 120 5927 SALE 68 5927 PURCHASE 284 5927 PURCHASE 291 5927 PURCHASE 298 5927 PURCHASE 333 5927 PURCHASE 500 5927 PURCHASE 732 5927 SALE 404 5927.5 SALE 1443 5928 SALE 1339 5928 SALE 500 5928 SALE 379 5928 PURCHASE 268 5928 PURCHASE 287 5928 PURCHASE 700 5928 SALE 1000 5929 SALE 826 5929 SALE 812 5929 SALE 693 5929 SALE 666 5929 SALE 536 5929 SALE 500 5929 SALE 400 5929 SALE 270 5929 SALE 118 5929 SALE 47 5929 SALE 31 5929 SALE 11 5929 PURCHASE 400 5929 PURCHASE 1030 5929 SALE 1000 5930 SALE 766 5930 SALE 702 5930 SALE 669 5930 SALE 651 5930 SALE 616 5930 SALE 592 5930 SALE 533 5930 SALE 450 5930 SALE 384 5930 SALE 349 5930 SALE 264 5930 SALE 214 5930 SALE 200 5930 SALE 58 5930 SALE 55 5930 SALE 53 5930 SALE 39 5930 SALE 32 5930 SALE 14 5930 SALE 7 5930 SALE 4 5930 PURCHASE 55 5930 PURCHASE 85 5930 PURCHASE 187 5930 PURCHASE 188 5930 PURCHASE 217 5930 PURCHASE 250 5930 PURCHASE 270 5930 PURCHASE 321 5930 PURCHASE 360 5930 PURCHASE 360 5930 PURCHASE 395 5930 PURCHASE 497 5930 PURCHASE 500 5930 PURCHASE 529 5930 PURCHASE 654 5930 PURCHASE 667 5930 PURCHASE 846 5930 PURCHASE 988 5930 PURCHASE 1323 5930 PURCHASE 1832 5930 SALE 1102 5931 SALE 619 5931 SALE 393 5931 SALE 228 5931 PURCHASE 525 5931 PURCHASE 1389 5931 SALE 413 5931.5 SALE 388 5931.5 SALE 275 5931.5 SALE 220 5931.5 SALE 193 5931.5 SALE 138 5931.5 SALE 8 5931.5 SALE 1881 5932 SALE 1754 5932 SALE 1636 5932 SALE 978 5932 SALE 692 5932 SALE 601 5932 SALE 555 5932 SALE 548 5932 SALE 383 5932 SALE 300 5932 SALE 284 5932 SALE 100 5932 SALE 30 5932 PURCHASE 406 5932 PURCHASE 426 5932 PURCHASE 568 5932 PURCHASE 655 5932 PURCHASE 664 5932 PURCHASE 1013 5932 PURCHASE 1057 5932 PURCHASE 1397 5932 SALE 413 5932.5 SALE 2018 5933 SALE 1441 5933 SALE 1300 5933 SALE 800 5933 SALE 553 5933 SALE 413 5933 SALE 370 5933 SALE 365 5933 SALE 333 5933 SALE 236 5933 SALE 226 5933 SALE 182 5933 SALE 177 5933 SALE 70 5933 SALE 26 5933 PURCHASE 350 5933 PURCHASE 365 5933 PURCHASE 400 5933 PURCHASE 630 5933 PURCHASE 773 5933 PURCHASE 1287 5933 PURCHASE 1445 5933 SALE 260 5933.5 SALE 153 5933.5 SALE 1591 5934 SALE 774 5934 SALE 654 5934 SALE 497 5934 SALE 465 5934 SALE 413 5934 SALE 409 5934 SALE 371 5934 SALE 355 5934 SALE 338 5934 PURCHASE 56 5934 PURCHASE 123 5934 PURCHASE 200 5934 PURCHASE 280 5934 PURCHASE 355 5934 PURCHASE 365 5934 PURCHASE 366 5934 PURCHASE 374 5934 PURCHASE 385 5934 PURCHASE 556 5934 PURCHASE 570 5934 PURCHASE 1088 5934 PURCHASE 2527 5934 SALE 1666 5935 SALE 1648 5935 SALE 1485 5935 SALE 837 5935 SALE 667 5935 SALE 645 5935 SALE 600 5935 SALE 381 5935 SALE 347 5935 SALE 343 5935 PURCHASE 613 5935 PURCHASE 700 5935 SALE 2481 5936 SALE 1820 5936 SALE 704 5936 SALE 400 5936 SALE 390 5936 SALE 348 5936 SALE 180 5936 SALE 45 5936 PURCHASE 45 5936 PURCHASE 104 5936 PURCHASE 200 5936 PURCHASE 260 5936 PURCHASE 300 5936 PURCHASE 345 5936 PURCHASE 360 5936 SALE 588 5937 SALE 520 5937 SALE 374 5937 SALE 352 5937 SALE 194 5937 PURCHASE 51 5937 PURCHASE 215 5937 PURCHASE 374 5937 PURCHASE 437 5937 PURCHASE 464 5937 PURCHASE 509 5937 PURCHASE 986 5937 PURCHASE 988 5937 PURCHASE 1272 5937 PURCHASE 2360 5937 PURCHASE 253 5938 PURCHASE 481 5938 PURCHASE 514 5938 PURCHASE 1160 5938 PURCHASE 2045 5938 PURCHASE 300 5939 PURCHASE 395 5939 SALE 700 5940 SALE 568 5940 SALE 507 5940 SALE 376 5940 PURCHASE 254 5940 PURCHASE 504 5940 PURCHASE 591 5940 PURCHASE 1656 5940 SALE 1000 5941 SALE 385 5941 SALE 166 5941 PURCHASE 390 5941 PURCHASE 460 5941 SALE 360 5941.5 SALE 219 5941.5 SALE 194 5941.5 SALE 324 5942 SALE 199 5942 SALE 231 5942.5 SALE 120 5942.5 SALE 400 5943 SALE 302 5943 SALE 746 5944 SALE 400 5944 PURCHASE 688 5944 SALE 469 5945 SALE 427 5945 SALE 123 5945 PURCHASE 264 5945 PURCHASE 760 5945 PURCHASE 959 5945 SALE 328 5946 SALE 84 5946 SALE 1005 5947 SALE 771 5947 PURCHASE 33 5947 PURCHASE 971 5947 SALE 164 5948 SALE 427 5949 SALE 304 5949 SALE 50 5949 PURCHASE 1000 5950 SALE 97 5958 SALE 85 5958 PURCHASE 25 5970 SALE 407 5971 TOTAL PURCHASES 388,381 TOTAL SALES 414,309 (b) Derivatives transactions (other than options)Product name, e.g Long/short (Note 5) Number of securities Price per unitCFD (Note 6) (Note 4) (c) Options transactions in respect of existing securities (i) Writing, selling, purchasing or varying Product Writing, Number of Exercise Type, e.g. Expiry Optionname,e.g. selling, securities price American, date money paid/call purchasing, to which the European received peroption varying etc option etc. unit (Note relates 4) (Note 6) (ii) Exercising Product name, e.g. call Number of securities Exercise price per unitoption (Note 4) (d) Other dealings (including new securities) (Note 3) Nature of transaction Details Price per unit (if applicable)(Note 7) 4. OTHER INFORMATION Agreements, arrangements or understandings relating to options or derivatives Full details of any agreement, arrangement or understanding between the persondisclosing and any other person relating to the voting rights of any relevantsecurities under any option referred to on this form or relating to the votingrights or future acquisition or disposal of any relevant securities to which anyderivative referred to on this form is referenced. If none, this should bestated. .............................................................................. .............................................................................. Is a Supplemental Form 38.5(b) attached? (Note 8) NO Date of disclosure 1 MAY 2008Contact name LOUISE ROBINSONTelephone number 020 7567 8762Name of offeree/offeror with which connected BHP Billiton PLC BHP Billiton LTDNature of connection (Note 9) CONNECTED ADVISER Notes The Notes on Form 38.5(b) can be viewed on the Takeover Panel's website atwww.thetakeoverpanel.org.uk This information is provided by RNS The company news service from the London Stock ExchangeRelated Shares:
Rio Tinto