Unadjusted flow from quarterly Reports of Income for U.S.-chartered commercial banks (forms FFIEC 031 and FFIEC 041), schedule RI-A - Changes in Equity Capital, sum of Sale, conversion, acquisition, or retirement of capital stock, net (excluding treasury stock transactions) (series RIADB509) and Treasury stock transactions, net (series RIABB510). Report gives year-to-date issuance; figures for previous quarters in same year are subtracted from total shown in form to obtain value for current quarter. Series has no levels. Data for the most recent ten years show no significant seasonality.