You are able to download a statement whenever you wish. To do so, you must be within the Overview section of your treasury.
At the bottom of the page you will be able to see your recent transactions. You will be able to apply date filters using the calendar which can be found above your transactions. This will then only show you your transactions between the dates you apply.
Once you have applied the date filters you wish to use, on top right hand corner of you transaction summary, you will see the following:
If you select the CSV option, you will download a transaction record of the transactions made within the date filters you applied. Whereas if you select PDF, you will be able to download your account statement for the dates you have chosen.