In trading on Wednesday, shares of the iShares U.S. Regional Banks ETF ( IAT) crossed below their 200 day moving average of $33.51, changing hands as low as $33.49 per share. iShares U.S. Regional Banks shares are currently trading down about 0.4% on the day. The chart below shows the one year performance of IAT shares, versus its 200 day moving average:Looking at the chart above, IAT's low point in its 52 week range is $29.28 per share, with $35.81 as the 52 week high point — that compares with a last trade of $33.50.