| digits | factor | from | B1 | sigma | date | who |
| 58 | 3213162276640339413566047915418064969550383692549981333701 | 8*10141-17 | 3897500 | 2735675386 | 1 Nov 2003 | R. Backstrom |
| 56 | 69787377067722881486602094502761253930262932578924438539 | 2827+1 | 43e6 | 4029008539 | 26 Dec 2003 | K. Aoki |
| 55 | 5214992488521222360623470091045256749679250526710700189 | V(54,1,73) | 43e6 | 3836151505 | 10 Dec 2003 | D. Broadhurst |
| 52 | 6124304827429735546123425103102892562385732953863411 | XY(105,55) | 9190000 | 3530648309 | 01 Nov 2003 | J. Zylstra |
| 52 | 3942061217624131929520541160207424212724650028976527 | 10313+1 | 3e6 | 1461716703 | 15 Jul 2003 | T. Granlund |
| 52 | 3102804258869848876949115800490112967822146918598407 | 2773-1 [s/r] | 11e6 | 8170945836124664 | 17 Jun 2003 | P. Johansson |
| 52 | 2263201701667834291062032800292802069651019513380557 | XY(83,76) | 7280000 | 3682413685 | 07 Jun 2003 | J. Zylstra |
| 51 | 881461349288847520341747277290496162004544991215461 | 6395-1 | 11e6 | 2718133288 | 06 Dec 2003 | B. Dodson |
| 51 | 366115852312678489754005627240324138841935859506033 | Wolstenholme(402) | 10057000 | 1834029004 | 14 Mar 2003 | R. Backstrom |
| 51 | 237163545512186061149688886905621808816155230915903 | A(966,529) | 11e6 | 2695002538 | 15 Apr 2003 | P. Zimmermann |