Key Takeaways Capital One's SCB will drop from 5.5% to 4.5%, increasing capital flexibility starting October 2025. The reduced SCB supports COF's strategic goals, including acquisitions and shareholder returns. COF's $35.3B Discover deal, dividend payouts and$3.88B buyback capacity reflect capital deployment strength.Last week, Capital One (COF) announced that its preliminary Stress Capital Buffer (SCB) has been set at 4.5% by the Federal Reserve. This will be effective from Oct. 1, 2025, through Sept. 3 ...