What if you'd held LDOS?
A $1,000 investment in Leidos Holdings, Inc. (LDOS) at the month-end close of 2006-10 would be worth $5,909 at the close of 2026-08 — +490.9% total return, dividends reinvested. The same $1,000 in the S&P 500 would be worth $5,594.
Your scenario
Result
If you'd bought $1,000 at the start of each year
Value of $1,000 invested on January 1 of each year, held to 2026-08, dividends included.
Every year, $1,000 from 2006
| Year | Value of $1,000 | Year return |
|---|---|---|
| 2006 | $1,000 | — |
| 2007 | $1,131 | +13.1% |
| 2008 | $1,095 | -3.2% |
| 2009 | $1,065 | -2.8% |
| 2010 | $891 | -16.3% |
| 2011 | $691 | -22.5% |
| 2012 | $656 | -5.1% |
| 2013 | $1,211 | +84.6% |
| 2014 | $1,172 | -3.2% |
| 2015 | $1,583 | +35.0% |
| 2016 | $2,009 | +26.9% |
| 2017 | $2,594 | +29.1% |
| 2018 | $2,161 | -16.7% |
| 2019 | $4,080 | +88.8% |
| 2020 | $4,446 | +8.9% |
| 2021 | $3,815 | -14.2% |
| 2022 | $4,579 | +20.0% |
| 2023 | $4,785 | +4.5% |
| 2024 | $6,437 | +34.5% |
| 2025 | $8,144 | +26.5% |
| 2026 | $6,644 | -18.4% |
Best and worst month-end to buy
The best single month-end close to have bought LDOS was 2012-05 ($13.89): $1,000 then is $10,533 today. The worst was 2025-11 ($190): $1,000 then is $772.
FAQ
What would $1,000 in LDOS be worth today?
A $1,000 investment in Leidos Holdings, Inc. (LDOS) at the start of 2006 would be worth about $5,909 today, a total return of +490.9%. Dividends are reinvested in these figures.
What were the best and worst years for LDOS?
Leidos Holdings, Inc. (LDOS)'s strongest calendar year since 2006 was 2019, a +88.8% return — $1,000 held through that year became about $1,888 by year-end. Its weakest year was 2011, at -22.5%.
Does the calculator include dividends and splits?
Yes where available. Prices are adjusted for both stock splits and reinvested dividends (total return), the same measure brokerages use.
How much would $100 per month in LDOS have grown?
Investing $100 at the end of every month since 2006-10 would have grown to about $102,582 on $23,900 invested.
Did LDOS beat the S&P 500?
Over the same period, $1,000 in the S&P 500 index would be worth $5,594. LDOS beat the S&P 500 by +5.6% in total return.
Is this investment advice?
No. Wall Street Regrets is an entertainment and education tool. Every number is a historical calculation, not a prediction, and past performance never guarantees future results.
Methodology
Leidos Holdings, Inc. (LDOS) historical total-return data from 2006-10 to 2026-08, reduced to month-end closes for the tables above.
Returns use adjusted close prices from Yahoo Finance historical data — adjusted for stock splits and reinvested dividends — the same convention used by major brokerages. A "year" scenario invests $1,000 at the prior December's month-end close and values it at the latest available month-end close. Non-USD amounts are converted at historical month-end exchange rates (Yahoo Finance): to USD on the buy date and back to your currency at the latest rate, so the return reflects the currency move as well as the asset.
Month-end resolution means intra-month extremes are not captured in tables; the calculator uses exact trading-day closes where daily data is available. Figures ignore taxes, fees, and the currency effects of non-USD listings. History is not a forecast. Wall Street Regrets is entertainment, not investment advice.
What if you'd held…
Data: adjusted close prices via Yahoo Finance. As of 2026-08. Not financial advice.