In trading on Thursday, shares of Iridium Communications Inc (IRDM - Get Report) crossed below their 200 day moving average of $8.00, changing hands as low as $7.88 per share. Iridium Communications Inc shares are currently trading off about 2.4% on the day. The chart below shows the one year performance of IRDM shares, versus its 200 day moving average:

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Iridium Communications Inc 200 Day Moving Average Chart

Looking at the chart above, IRDM's low point in its 52 week range is $5.85 per share, with $9.37 as the 52 week high point — that compares with a last trade of $8.12.

According to the ETF Finder at ETF Channel, IRDM makes up 2.98% of the iShares U.S. Telecommunications ETF ( IYZ) which is trading lower by about 0.6% on the day Thursday.