we have made improving our profitability metrics. Return on average assets of 98 basis points improved 28 basis points from a year-ago while return on average tangible common equity of 13.8% increased 420 basis points over the same period. As we continue to build the earnings power of the Company, we expect further improvement in these metrics.
Continuing on to slide 12, capital ratios remained strong, especially in light of our diversified business mix and long history of exceptional risk management. In addition, capital ratios were favorably impacted by approximately 11 basis points due to the reclassification of $38 million from AOCI to retained earnings, represented -- representing the stranded tax effect arising as a result of tax reform.
The final slide on page 13 displays our interest rate risk profile for both parallel rate changes and yield curve twist. We remain asset sensitive in spite of rising interest rates and we continue to be well-positioned for further increases in interest rates as approximately 43% of our loan portfolio at quarter-end was either one-month LIBOR or prime-based.
Now, we will be happy to answer any questions you may have. Operator, we are ready for questions.