This is from an exchange or something that does btc to cash services, or any other services for that matter. Usually, they deploy the received coins into different coins that they hold for sorting or storage, or fund for their other ventures, or to just get the taint 'messy' for those who wish to follow the trail of transactions. They have their own reasons, take
this for example (one of the old multisig address that I'm using that belongs to an exchange). Once the address received transaction, their system automatically creates new transactions to different addresses.