Mt.Gox related addresses transferred out 0.021 BTC, possibly for transfer testing

PANews reported on July 16 that according to Arkham monitoring, the Mt.Gox related address transferred 0.021 BTC to a certain address 21 minutes ago, which may be a transfer test. Currently, the Mt.Gox related address still holds about 138,000 BTC, worth 8.91 billion US dollars.