Schwab reports US$19.4 billion unrealized losses (pre-tax) on US mortgage securities held under held-to-maturity accounting. Plus US$11.8 billion unrealized losses on available-for-sale portfolio. Compares to US$28.3 billion common equity & US$9.7 billion average tangible equity. "The low yield on HTM bond portfolios could weigh on the returns at Schwab and many banks for years". "Schwab’s deposit base fell 30% in the past year to US$291 billion".