net interest margin for Q2'20 underscores how harsh the interest rate environment is for these big bank loan books:

$JPM: 1.99%, down 38 bp QOQ, down 50 bps YOY
$WFC: 2.25%, down 23 bps QOQ, down 57 bps YOY
$C: 2.17%, down 31 bps QOQ, down 50 bps YOY

$BAC tomorrow