the above is the cash flow statement of a bank (operating activity)

1- What does the negative amount (due from banks and other financial institutions) mean? why is it negative? what does it tell?

2- is there any red flag that can be found from the statement?

CONSOLIDATED STATEMENT OF CASH FLOWS FOR THE YEARS ENDED DECEMBER 31, 2018 AND 2017 2018 SAR' 000 2017 SAR' 000 Notes 1,110,510 936,167 (43,838) OPERATING ACTIVITIES Net income for the year Adjustments to reconcile net income to net cash from / (used in) operating activities: Gains on FVTPL investments, net Gains on disposal of non-trading investments, net Gains from disposal of property and equipment, net Depreciation Impairment charge for credit and other financial assets, net Profit on sukuk Employees' share plan Operating profit before changes in operating assets and liabilities (214) 108,092 490,453 86,780 15,280 1,767,063 (7,820) (1,359) 105,218 378,625 77,662 8,547 1,497,040 (416,044) (323,044) (452,790) (314,249) Net (increase) / decrease in operating assets: Statutory deposit with SAMA Due from banks and other financial institutions maturing after ninety days from the date of acquisition Commodity murabaha with SAMA maturing after ninety days from the date of acquisition Financing Other assets 298,314 (7,694,591) (308,557) (148,228) (7,647,423) (142,248) Net increase / (decrease) in operating liabilities: Due to SAMA Due to banks and other financial institutions Customers' deposits Other liabilities Net cash generated from operating activities (2,012,518) 1,351,854 9,392,635 1,253,112 3,178,478 6,304 752,546 7,548,244 699,556 1,928,498