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Iridium Communications Inc. (IRDM)

Equity · Currency in USD
Communication Services
Telecom Services

IRDMPrice Chart

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The chart shows the growth of $10,000 invested in Iridium Communications Inc. on Jan 5, 2010 and compares it to the S&P 500 index or another benchmark. It would be worth nearly $47,634 for a total return of roughly 376.34%. All prices are adjusted for splits and dividends.

IRDM (Iridium Communications Inc.)
Benchmark (S&P 500)

IRDMReturns in periods

Returns over 1 year are annualized


IRDMMonthly Returns Heatmap

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IRDMSharpe Ratio Chart

The Sharpe ratio shows whether the portfolio's excess returns are due to smart investment decisions or a result of taking a higher risk. The higher a portfolio's Sharpe ratio, the better its risk-adjusted performance.

The current Iridium Communications Inc. Sharpe ratio is -0.41. A negative Sharpe ratio means that the risk-free rate is higher than the portfolio's return. This value does not convey any meaningful information.

The chart below displays rolling 12-month Sharpe Ratio.

IRDM (Iridium Communications Inc.)
Benchmark (S&P 500)


Iridium Communications Inc. doesn't pay dividends

IRDMDrawdowns Chart

The Drawdowns chart displays portfolio losses from any high point along the way.

IRDM (Iridium Communications Inc.)
Benchmark (S&P 500)

IRDMWorst Drawdowns

The table below shows the maximum drawdowns of the Iridium Communications Inc.. A maximum drawdown is an indicator of risk. It shows a reduction in portfolio value from its maximum due to a series of losing trades.

The maximum drawdown since January 2010 for the Iridium Communications Inc. is 49.86%, recorded on Nov 8, 2013. It took 358 trading sessions for the portfolio to recover.



To Bottom


To Recover



-49.86%Jul 14, 2010839Nov 8, 2013358Apr 15, 20151197
-46.89%Apr 29, 2015109Oct 1, 2015427Jun 13, 2017536
-43.82%Feb 14, 202023Mar 18, 2020170Nov 17, 2020193
-35.09%Feb 9, 202165May 12, 2021
-29.91%Dec 4, 201814Dec 24, 201855Mar 15, 201969
-27.24%Apr 24, 2019117Oct 8, 201982Feb 5, 2020199
-26.98%Jan 15, 201021Feb 16, 201065May 19, 201086
-20.9%Oct 2, 201820Oct 29, 201819Nov 26, 201839
-17.72%Oct 30, 20175Nov 3, 201752Jan 22, 201857
-15.22%Jun 15, 201763Sep 13, 201731Oct 26, 201794

IRDMVolatility Chart

Current Iridium Communications Inc. volatility is 50.49%. The chart below shows the rolling 10-day volatility. Volatility is a statistical measure showing how big price swings are in either direction. The higher asset volatility, the riskier it is, because the price movements are less predictable.

IRDM (Iridium Communications Inc.)
Benchmark (S&P 500)

Portfolios with Iridium Communications Inc.

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