| 2006-05-07 | 600 digits | Friendly (Cambridge) Memory Championship 2006 |
| 2006-11-05 | 496 digits | German Memory Championship 2006 |
| 2006-11-05 | 496 digits | German Open Memory Championship 2006 |
| 2009-09-26 | 429 digits | Swedish Open Memory Championship 2009 |
| 2011-07-30 | 714 digits | Friendly (Cambridge) Memory Championship 2011 |
| 2011-09-24 | 700 digits | Swedish Open Memory Championship 2011 |
| 2012-03-24 | 704 digits | North German Open Memory Championship 2012 |
| 2013-03-23 | 912 digits | Italian Open Memory Championship 2013 |
| 2013-09-21 | 937 digits | Swedish Open Memory Championship 2013 |
| 2014-06-27 | 1014 digits | Friendly (Cambridge) Memory Championship 2015 |
| 2015-03-21 | 846 digits | Italian Open Memory Championship 2015 |
| 2015-05-05 | 764 digits (e) | MAA US Open 2015 (Digital) |
| 2015-05-22 | 497 digits (e) | 4th Regional German Open Memory Champ 2015 (E) |
| 2016-04-08 | 434 digits | 5th Regional German Open Memory Champ 2016 |
| 2016-07-02 | 826 digits | IAM US Open 2016 |
| 2017-02-18 | 912 digits | Korea Open Memory Championship 2017 |
| 2017-03-11 | 810 digits | French Open Memory Championship 2017 |
| 2017-03-31 | 560 digits | North German Open Memory Championship 2017 |
| 2018-04-27 | 850 digits | North German Open Memory Championship 2018 |