LNT — ALLIANT ENERGY CORP

US Utilities Utilities equity mkt cap 17.9B
67.86 -2.30% today
USD · as of 2026-08-21

Price · 2024-08-26 → 2026-08-21

499 daily closes shown
52w low 63.62 · high 78.03

Anonymous view is capped at two years of history. A free account extends it to five, and Pro opens the whole archive back to 2016-01-04.

Performance

1 day-2.30%
1 week-3.88%
1 month-8.81%
3 months-7.40%
6 months-4.44%
Year to date+3.46%
1 year+2.31%
3 years+34.35%
5 years+11.12%

Technicals

RSI 1430.2
vs 50-day avg-7.35%
vs 200-day avg-3.60%
Volatility 1y16.4%
Max drawdown 1y-13.03%
Avg volume 30d2.6M
Daily bars held2,674
History from2016-01-04

Dividends

Yield (trailing 12m)3.04%
Paid last 12m2.1125
Payments in 12m4
Paying since2016-01-27

Measured signals that fired on LNT

datesignal measured base rate
2026-08-13Fair value gap, bullish
structure
-0.67% over 21 days · t = -6.43 · n = 111,973
statistically distinguishable from its control group
2026-08-05Equal lows taken out
structure
-0.64% over 21 days · t = -4.75 · n = 55,661
statistically distinguishable from its control group
2026-07-30Fair value gap, bearish
structure
-0.45% over 21 days · t = -3.29 · n = 108,591
statistically distinguishable from its control group
2026-07-07Equal highs taken out
structure
-0.70% over 21 days · t = -8.28 · n = 68,636
statistically distinguishable from its control group
2026-06-25Fair value gap, bullish
structure
-0.67% over 21 days · t = -6.43 · n = 111,973
statistically distinguishable from its control group
2026-05-29Fair value gap, bearish
structure
-0.45% over 21 days · t = -3.29 · n = 108,591
statistically distinguishable from its control group

Excess return against a matched control group, on a point-in-time universe that includes delisted companies. Most families do not survive that. How the measurement works →

Insider transactions (Form 4)

dateinsiderwhatshares pricevalue
2026-08-10DURIAN ROBERT J
EVP and CFO
Open-market sale068.607
2026-04-15Smyth Antonio P
Executive Vice President
Shares withheld for tax1.3K72.1890.9K
2026-02-19Barton Lisa M
President and CEO
Shares withheld for tax28.6K70.012.0M
2026-02-19DURIAN ROBERT J
EVP and CFO
Shares withheld for tax16.6K70.011.2M
2026-02-19Sundararajan Raja
Executive Vice President
Shares withheld for tax11.3K70.01792.8K
2026-02-19Smyth Antonio P
Executive Vice President
Shares withheld for tax6.2K70.01435.9K
2026-02-19de Leon David A
Senior Vice President
Shares withheld for tax5.2K70.01364.5K
2026-02-19Farlinger Mayuri
Vice President
Shares withheld for tax1.2K70.0182.5K
2026-02-19Syse Dylan
CAO and Controller
Shares withheld for tax50670.0135.4K
2026-02-19Valcq Rebecca C.
Vice President
Shares withheld for tax43870.0130.7K

Open-market purchases (code P) are the informative ones. Grants, option exercises and tax withholding are compensation mechanics, not decisions. How to read a Form 4 →

Largest institutional holders

managervalueshares
BlackRock, Inc.1.8B24.5M
STATE STREET CORP1.2B17.0M
VANGUARD CAPITAL MANAGEMENT LLC1.2B16.7M
VANGUARD PORTFOLIO MANAGEMENT LLC1.0B14.6M
JANUS HENDERSON GROUP PLC809.0M11.3M
Nuveen, LLC533.9M7.4M
VICTORY CAPITAL MANAGEMENT INC519.5M7.2M
GEODE CAPITAL MANAGEMENT, LLC519.0M7.3M
MASSACHUSETTS FINANCIAL SERVICES CO /MA/509.9M7.0M
BANK OF AMERICA CORP /DE/383.5M5.3M

13F positions as of 2026-03-31, filed up to 45 days after quarter end. Long-only US equity — shorts and derivatives never appear. What 13F does and does not show →

Short selling

Avg short volume, 90d58.3% of tape
Days observed61

This is off-exchange short volume, not short interest: it is flow, not position, and 40–50% is normal because market makers short to fill your buy. Why that number misleads →

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