LNT vs SO
Alliant Energy (LNT) and Southern (SO) compared side by side. Southern (SO) is larger, with a market cap of $106.9B versus $18.1B for Alliant Energy, about 5.9 times the size. On trailing earnings, LNT is cheaper at 22.0x versus 22.4x for SO.
Head to head
| Metric | LNT | SO |
|---|---|---|
| Market cap | $18.1B | $106.9B |
| P/E (TTM) | 22.0x | 22.4x |
| Forward P/E | 18.9x | 18.9x |
| Revenue (TTM) | $4.4B | $30.2B |
| Revenue growth | 1.0% | 0.1% |
| Gross margin | 44.5% | 48.3% |
| Operating margin | 19.1% | 29.6% |
| Free cash flow | $1.3B | -$3.3B |
| Dividend yield | 3.07% | 3.27% |
| 1-year return | +4.7% | -0.2% |
| 5-year return (annual) | +7.4% | +12.1% |
| Max drawdown | -52% | -38% |
| FI Handbook grade | C | C- |
Highlighted: the stronger figure on metrics where higher or lower is clearly better.
Growth of $10,000 (5 years, price only)
LNT vs SO FAQ
Which is bigger, LNT or SO?
Southern (SO) is larger, with a market cap of $106.9B versus $18.1B for Alliant Energy, about 5.9 times the size.
Is LNT or SO cheaper?
On trailing earnings, LNT is cheaper at 22.0x versus 22.4x for SO. A lower P/E can reflect slower expected growth, so compare growth and margins too.
Which stock performed better over the past year, LNT or SO?
LNT returned +4.7% over the past year including dividends, versus -0.2% for SO, through October 23, 2026.
Which pays a higher dividend, LNT or SO?
SO yields 3.27% versus 3.07% for LNT.
Full pages: Alliant Energy · Southern