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Investor facts & stats
4 sourced facts about investing and the stock market, each with the context behind the number. 4 more are in today's round and appear here after it closes.
Going deeper
According to the Federal Reserve's 2019 Survey of Consumer Finances, what share of U.S. families owned stock directly or indirectly?
Answer53%
That includes stock held through retirement accounts and mutual funds, not just individual shares.
Source: Federal Reserve, Survey of Consumer Finances (2019) federalreserve.gov
Since 1926, what has the S&P 500's average annual return been, with dividends reinvested?
Answer10.47% per year
That long-run average includes many sharp crashes and booms averaged together over a century.
Source: OfficialData.org (S&P 500 historical data) officialdata.org
Expert level
About how much total money was held in U.S. 401(k) plans as of early 2026?
Answer$9.9 trillion
401(k)s have grown into one of the largest pools of retirement savings in the country since their 1978 creation.
Source: Wikipedia, 401(k) en.wikipedia.org
In 2011, what was the average total administrative and management fee on a typical 401(k) account?
Answer0.78%, about $250 per participant
Fees that sound small can meaningfully eat into long-term retirement returns over decades.
Source: Wikipedia, 401(k) (2024) en.wikipedia.org
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