Alliant Energy (LNT) Total Return Calculator
$10,000 since Dec 2007, with and without reinvesting · data through Oct 2026
$10,000 invested in Alliant Energy (LNT) ten years ago, at the end of Oct 2016, was worth $25,773 at the end of Oct 2026 with every dividend reinvested: 9.9% a year, against $41,633 in the S&P 500. Since Dec 2007, $10,000 became $70,452 reinvested (10.9% a year), or $47,873 taking the dividends as cash, $12,664 of it paid out along the way.
LNT became
$70,452
S&P 500: $72,756
Return a year
10.9%
S&P 500: 11.1%
Payouts reinvested
$19,872
bought more shares
Worst drop
-41.0%
S&P 500: -48.2%
$10,000, Dec 2007 to Oct 2026
Payouts reinvested · S&P 500 reinvested
| Year | LNT total return | Paid out | S&P 500 |
|---|---|---|---|
| 2026 (part) | +13.7% | $2,111 | +11.7% |
| 2025 | +13.5% | $1,906 | +17.7% |
| 2024 | +19.5% | $1,761 | +24.9% |
| 2023 | −3.8% | $1,610 | +26.2% |
| 2022 | −7.5% | $1,483 | −18.2% |
| 2021 | +22.9% | $1,348 | +28.7% |
| 2020 | −3.1% | $1,217 | +18.3% |
| 2019 | +33.4% | $1,128 | +31.2% |
| 2018 | +2.4% | $1,018 | −4.6% |
| 2017 | +16.0% | $938 | +21.7% |
| 2016 | +25.4% | $871 | +12.0% |
| 2015 | −2.6% | $756 | +1.2% |
| 2014 | +33.4% | $681 | +13.5% |
| 2013 | +22.0% | $618 | +32.3% |
| 2012 | +4.7% | $699 | +16.0% |
| 2011 | +25.3% | $519 | +1.9% |
| 2010 | +27.2% | $436 | +15.1% |
| 2009 | +9.9% | $406 | +26.4% |
| 2008 | −25.3% | $367 | −36.8% |
"Paid out" is what your holding received that year. Month-end prices; no costs or taxes.
Key facts: LNT total return
Data as of · Source: SmarterDividends data
- $10,000 invested in Alliant Energy (LNT) at the end of Dec 2007, with dividends reinvested, was worth $70,452 at the end of Oct 2026: 10.9% a year, against $72,756 (11.1% a year) in the S&P 500.
- Over the 10 years to Oct 2026, LNT turned $10,000 into $25,773 with dividends reinvested, 9.9% a year.
- Over the 5 years to Oct 2026, LNT returned 8.3% a year with dividends reinvested (S&P 500: 12.0%).
- Taking LNT's dividends as cash instead of reinvesting them, the same $10,000 ended at $47,873, including $12,664 of cash received; reinvesting added $22,579.
- LNT's best calendar year in that time was 2019 (33.4%) and its worst 2008 (-25.3%), with dividends reinvested.
Cite this page
SmarterDividends, "Alliant Energy (LNT) Total Return Calculator," updated Nov 5, 2026, https://smarterdividends.com/stocks/LNT/total-return
LNT total return questions
If I invested $10,000 in LNT 10 years ago, how much would I have?
About $25,773 at the end of Oct 2026, with every dividend reinvested: 9.9% a year. Taking them as cash, you'd have shares worth $18,830 or so plus the cash you received. The same $10,000 in the S&P 500 became $41,633.
What is LNT's total return since Dec 2007?
605% in total, or 10.9% a year, through Oct 2026 with dividends reinvested. The share price alone rose 252%.
How much of LNT's return came from dividends?
About 37% of its yearly return since Dec 2007. Reinvesting them, rather than taking cash, left you $22,579 better off on a $10,000 start.
What was LNT's worst year?
2008, at -25.3% with dividends reinvested (S&P 500: -36.8%). Its deepest fall from a peak, on month-end values, was -41.0%.
How is total return calculated here?
From month-end prices: the adjusted price counts every dividend reinvested in the month it was paid; the plain price doesn't. The S&P 500 is SPY with its dividends reinvested. No trading costs or taxes.