In trading on Thursday, shares of Merck & Co Inc (Symbol: MRK) crossed below their 200 day moving average of $73.47, changing hands as low as $72.34 per share. Merck & Co Inc shares are currently trading down about 2.1% on the day. The chart below shows the one year performance of MRK shares, versus its 200 day moving average:

Looking at the chart above, MRK's low point in its 52 week range is $56.255 per share, with $83.85 as the 52 week high point — that compares with a last trade of $72.41.
The views and opinions expressed herein are the views and opinions of the author and do not necessarily reflect those of Nasdaq, Inc.