In trading on Friday, shares of Koppers Holdings Inc (KOP) crossed below their 200 day moving average of $45.45, changing hands as low as $43.99 per share. Koppers Holdings Inc shares are currently trading down about 15.1% on the day. The chart below shows the one year performance of KOP shares, versus its 200 day moving average:
Looking at the chart above, KOP's low point in its 52 week range is $28.4462 per share, with $58.23 as the 52 week high point — that compares with a last trade of $44.13.