Alliant Energy (LNT) Latest Stock Analysis Report – Oct 15, 2026, 4:00 PM ET

Updated Oct 15, 2026, 4:00 PM ET

What changed since yesterday

Closed at $67.10, -0.61% vs the prior close of $67.51.
Volume 2.67M shares, 1.1x its 50-day average.
New SEC filings: 4 (Oct 14, 2026), 4 (Oct 14, 2026), 4 (Oct 14, 2026), 4 (Oct 14, 2026), 4 (Oct 14, 2026), 4 (Oct 14, 2026).
No new insider buys or sales reported since the prior session.

LNT dips 0.6% to $67.10. Closed at $67.10, -0.61% vs the prior close of $67.51. Day range $67.00–$68.44, opened at $68.38.

Last close$67.10-0.61%

Day range67.00–68.44

Open68.38

Volume2.67M

52-week range62.54–78.81

Avg volume (20d)3.06M

LNT daily analysis — what happened

A plain-English, data-only note written after every US trading day. Newest first; older days stay archived below.

Oct 15, 2026 — LNT dips 0.6% to $67.10

Closed at $67.10, -0.61% vs the prior close of $67.51. Day range $67.00–$68.44, opened at $68.38.
Volume was 2.67M shares, 1.1x its 50-day average of 2.53M.
Price is +0.1% vs its 50-day average ($67.03) and -4.6% vs its 200-day average ($70.33).
52-week range $62.54–$78.81; today's close sits at 28% of that range, 14.9% below the 52-week high.

Oct 14, 2026 — LNT rises 0.8% to $67.51, a 1-month high, 5 up days in a row

Closed at $67.51, +0.82% vs the prior close of $66.96. Day range $66.55–$67.59, opened at $67.05.
Volume was 2.40M shares, 0.9x its 50-day average of 2.55M.
Price is +0.6% vs its 50-day average ($67.10) and -4.0% vs its 200-day average ($70.32).
52-week range $62.54–$78.81; today's close sits at 31% of that range, 14.3% below the 52-week high.
That makes 5 straight gains.

Oct 13, 2026 — LNT rises 0.8% to $66.96, a 1-month high, 4 up days in a row

Closed at $66.96, +0.75% vs the prior close of $66.46. Day range $65.65–$67.10, opened at $67.01.
Volume was 1.95M shares, 0.8x its 50-day average of 2.57M.
Price is -0.3% vs its 50-day average ($67.16) and -4.8% vs its 200-day average ($70.31).
52-week range $62.54–$78.81; today's close sits at 27% of that range, 15.0% below the 52-week high.
That makes 4 straight gains.

Oct 12, 2026 — LNT rises 0.9% to $66.46, 3 up days in a row

Closed at $66.46, +0.93% vs the prior close of $65.85. Day range $65.54–$66.51, opened at $65.90.
Volume was 2.84M shares, 1.1x its 50-day average of 2.58M.
Price is -1.2% vs its 50-day average ($67.25) and -5.5% vs its 200-day average ($70.31).
52-week range $62.54–$78.81; today's close sits at 24% of that range, 15.7% below the 52-week high.
That makes 3 straight gains.

Oct 9, 2026 — LNT rises 0.5% to $65.85

Closed at $65.85, +0.53% vs the prior close of $65.50. Day range $65.28–$65.99, opened at $65.67.
Volume was 2.27M shares, 0.9x its 50-day average of 2.60M.
Price is -2.2% vs its 50-day average ($67.33) and -6.3% vs its 200-day average ($70.30).
52-week range $62.54–$78.81; today's close sits at 20% of that range, 16.4% below the 52-week high.

Oct 8, 2026 — LNT rises 0.4% to $65.50

Closed at $65.50, +0.44% vs the prior close of $65.21. Day range $64.86–$65.70, opened at $65.31.
Volume was 2.65M shares, 1.0x its 50-day average of 2.62M.
Price is -2.9% vs its 50-day average ($67.43) and -6.8% vs its 200-day average ($70.30).
52-week range $62.54–$78.81; today's close sits at 18% of that range, 16.9% below the 52-week high.

Oct 7, 2026 — LNT dips 0.4% to $65.21

Closed at $65.21, -0.43% vs the prior close of $65.49. Day range $65.10–$65.67, opened at $65.40.
Volume was 2.13M shares, 0.8x its 50-day average of 2.61M.
Price is -3.5% vs its 50-day average ($67.56) and -7.2% vs its 200-day average ($70.29).
52-week range $62.54–$78.81; today's close sits at 16% of that range, 17.3% below the 52-week high.

Oct 6, 2026 — LNT rises 1.9% to $65.49

Closed at $65.49, +1.87% vs the prior close of $64.29. Day range $64.44–$65.54, opened at $64.67.
Volume was 2.74M shares, 1.1x its 50-day average of 2.60M.
Price is -3.3% vs its 50-day average ($67.73) and -6.8% vs its 200-day average ($70.29).
52-week range $62.54–$78.81; today's close sits at 18% of that range, 16.9% below the 52-week high.

Oct 5, 2026 — LNT ends flat (-0.1%) to $64.29

Closed at $64.29, -0.06% vs the prior close of $64.33. Day range $63.97–$64.80, opened at $64.18.
Volume was 2.98M shares, 1.2x its 50-day average of 2.58M.
Price is -5.3% vs its 50-day average ($67.90) and -8.5% vs its 200-day average ($70.29).
52-week range $62.54–$78.81; today's close sits at 11% of that range, 18.4% below the 52-week high.

Oct 2, 2026 — LNT rises 1.0% to $64.33 on 2.1x normal volume

Closed at $64.33, +0.97% vs the prior close of $63.71. Day range $63.79–$65.20, opened at $63.79.
Volume was 5.26M shares, 2.1x its 50-day average of 2.51M — unusually heavy trading.
Price is -5.6% vs its 50-day average ($68.12) and -8.5% vs its 200-day average ($70.30).
52-week range $62.54–$78.81; today's close sits at 11% of that range, 18.4% below the 52-week high.

Every SEC filing by or about LNT in the last 120 days, explained in plain English. Updated daily, with a same-day refresh for new filings.

Oct 14, 2026 · 4 — Insider trade report (Form 4)