| | 15-12B | 07/18/2011 | | 12.4 KB | | BUCYRUS INTERNATIONAL INC | 001-00871 |
| | 15-12G | 07/18/2011 | | 12.5 KB | | BUCYRUS INTERNATIONAL INC | 000-50858 |
| | 8-K | 07/12/2011 | 07/08/2011 | 70.7 KB | | BUCYRUS INTERNATIONAL INC | 001-00871 |
| | 4/A | 07/12/2011 | 07/08/2011 | 19.4 KB | | GESSNER DIETER | 001-00871 |
| | 4 | 07/12/2011 | 07/08/2011 | 18.9 KB | | BERTO MARCUS V | 001-00871 |
| | 4 | 07/11/2011 | 07/08/2011 | 18.4 KB | | KNAPP MARK J | 001-00871 |
| | 4 | 07/11/2011 | 07/08/2011 | 20.6 KB | | TATE WILLIAM S | 001-00871 |
| | 4 | 07/11/2011 | 07/08/2011 | 5.00 KB | | LITTLE GENE E | 001-00871 |
| | 4 | 07/11/2011 | 07/08/2011 | 3.26 KB | | ORTBERG ROBERT KELLY | 001-00871 |
| | 4 | 07/11/2011 | 07/08/2011 | 13.2 KB | | ROBINSON JAMES M IV | 001-00871 |
| | 4 | 07/11/2011 | 07/08/2011 | 19.9 KB | | OLIVER JOHN ROBERT | 001-00871 |
| | 4 | 07/11/2011 | 07/08/2011 | 18.4 KB | | MACKUS CRAIG R | 001-00871 |
| | 4 | 07/11/2011 | 07/08/2011 | 19.2 KB | | GESSNER DIETER | 001-00871 |
| | 4 | 07/11/2011 | 07/08/2011 | 23.2 KB | | STEPHENS BARBARA H | 001-00871 |
| | 4 | 07/11/2011 | 07/08/2011 | 16.9 KB | | BOSBOUS JOHN F | 001-00871 |
| | 4 | 07/11/2011 | 07/08/2011 | 3.54 KB | | SCHARP ROBERT C | 001-00871 |
| | 4 | 07/11/2011 | 07/08/2011 | 5.01 KB | | PURDUM ROBERT L | 001-00871 |
| | 4 | 07/11/2011 | 07/08/2011 | 18.5 KB | | DE LEON NIEVES ALEJANDRO LUIS | 001-00871 |
| | 4 | 07/11/2011 | 07/08/2011 | 18.4 KB | | SULLIVAN TIMOTHY W | 001-00871 |
| | 4 | 07/11/2011 | 07/08/2011 | 3.24 KB | | JONES PAUL W | 001-00871 |
| | 4 | 07/11/2011 | 07/08/2011 | 5.05 KB | | ROGERS THEODORE C | 001-00871 |
| | 4 | 07/11/2011 | 07/08/2011 | 3.27 KB | | BUCYRUS INTERNATIONAL INC | |
| | 4 | 07/11/2011 | 07/08/2011 | 17.0 KB | | SLATOR AARON G | 001-00871 |
| | S-8 POS | 07/08/2011 | | 14.4 KB | | BUCYRUS INTERNATIONAL INC | 333-135558 |
| | S-8 POS | 07/08/2011 | | 14.3 KB | | BUCYRUS INTERNATIONAL INC | 333-16717 |