Sirius XM Holdings Inc. (SIRI)
NASDAQ: SIRI · Real-Time Price · USD
28.78
-0.86 (-2.90%)
At close: Aug 10, 2026, 4:00 PM EDT
28.97
+0.19 (0.66%)
After-hours: Aug 10, 2026, 7:59 PM EDT
Sirius XM Market Cap
Sirius XM has a market cap or net worth of $9.7 billion as of August 10, 2026. Its market cap has increased by 34.49% in one year.
Market Cap
9.70B
Enterprise Value
19.18B
1-Year Change
34.49%
Ranking
Category
Stock Price
$28.78
ChartMarket Cap Chart
Since December 1, 1998, Sirius XM's market cap has increased from $810.10M to $9.70B, an increase of 1,097.48%. That is a compound annual growth rate of 9.37%.
| Date | Market Cap | % Change |
|---|---|---|
| Aug 10, 2026 | 9.70B | 44.12% |
| Dec 31, 2025 | 6.73B | -12.96% |
| Dec 31, 2024 | 7.73B | -63.17% |
| Dec 29, 2023 | 21.00B | -7.55% |
| Dec 30, 2022 | 22.71B | -10.56% |
| Dec 31, 2021 | 25.40B | -6.18% |
| Dec 31, 2020 | 27.07B | -14.42% |
| Dec 31, 2019 | 31.63B | 24.71% |
| Dec 31, 2018 | 25.36B | 2.96% |
| Dec 29, 2017 | 24.63B | 14.73% |
| Dec 30, 2016 | 21.47B | 1.21% |
| Dec 31, 2015 | 21.21B | 10.31% |
| Dec 31, 2014 | 19.23B | -10.19% |
| Dec 31, 2013 | 21.41B | 42.29% |
| Dec 31, 2012 | 15.05B | 120.46% |
| Dec 30, 2011 | 6.83B | 6.66% |
| Dec 31, 2010 | 6.40B | 176.42% |
| Dec 31, 2009 | 2.32B | 449.15% |
| Dec 31, 2008 | 421.60M | -90.53% |
| Dec 31, 2007 | 4.45B | -10.58% |
| Dec 29, 2006 | 4.98B | -44.20% |
| Dec 30, 2005 | 8.92B | -7.31% |
| Dec 31, 2004 | 9.62B | 205.13% |
| Dec 31, 2003 | 3.15B | 6,285.43% |
| Dec 31, 2002 | 49.40M | -92.16% |
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Market Capitalization
Market capitalization, also called net worth, is the total value of all of a company's outstanding shares. It is calculated by multiplying the stock price by the number of shares outstanding.
Formula: Market Cap = Stock Price * Shares Outstanding
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