Square uses &quot;Gross Payment Volume&quot; to describe that, not revenue. GPV is ~$30 billion.<p>You can search for GPV in the S-1 to see the specifics: <a href="https:&#x2F;&#x2F;www.sec.gov&#x2F;Archives&#x2F;edgar&#x2F;data&#x2F;1512673&#x2F;000119312515343733&#x2F;d937622ds1.htm" rel="nofollow">https:&#x2F;&#x2F;www.sec.gov&#x2F;Archives&#x2F;edgar&#x2F;data&#x2F;1512673&#x2F;000119312515...</a>