Date Record Championship
2014-03-29258 digits17th USA Memory Championship 2014 (n)
2015-03-29320 digits18th USA Memory Championship 2015 (n)
2015-05-05268 digits (e) MAA US Open 2015 (Digital)
2015-12-16400 digitsWorld Memory Championships 2015
2016-07-02520 digitsIAM US Open 2016
2016-12-03492 digitsPeak IAM European Open Memory Championship 2016
2016-12-15520 digitsWorld Memory Championships 2016 (WMSC) (n)
2017-12-01568 digitsWorld Memory Championships 2017