8-K - ALLIANT ENERGY CORP (0000352541) (Filer)
Published . Updated .
8-K - ALLIANT ENERGY filed an 8-K with the SEC on Oct 28 (a notice of a material company event).
Directly affected
- LNT Alliant Energy-2.1% 6d
Named in this report.
Indirectly affected
- XLU Utilities Select Sector SPDR+1.8% 30d
Utilities Select Sector SPDR holds the utilities sector that Alliant Energy belongs to, so it often moves with news about it.
- DUK Duke Energy+7.5% 30d
Duke Energy is a peer of Alliant Energy in electric and other services combined; rivals often move on the same news.
- XEL Xcel Energy+5.3% 30d
Xcel Energy is a peer of Alliant Energy in electric and other services combined; rivals often move on the same news.
- EXC Exelon-0.9% 11d
Exelon is a peer of Alliant Energy in electric and other services combined; rivals often move on the same news.
- ED Consolidated Edison+1.9% 11d
Consolidated Edison is a peer of Alliant Energy in electric and other services combined; rivals often move on the same news.
- PCG Pg&E-2.8% 30d
Pg&E is a peer of Alliant Energy in electric and other services combined; rivals often move on the same news.
Price reaction, T-5 to T+3
| Ticker | T-5 | T-3 | T-1 | T0 | T+1 | T+2 | T+3 |
|---|---|---|---|---|---|---|---|
| LNT | -2.37% | -0.55% | base | -0.20% | after close | after close | after close |
| XLU | -1.97% | -0.68% | base | -0.20% | after close | after close | after close |
| DUK | -3.33% | +0.13% | base | -0.12% | after close | after close | after close |
| XEL | -1.75% | -0.12% | base | -0.23% | after close | after close | after close |
| EXC | -3.71% | -0.60% | base | +0.27% | after close | after close | after close |
| ED | -2.80% | +0.63% | base | -0.20% | after close | after close | after close |
| PCG | +1.54% | -2.70% | base | +0.23% | after close | after close | after close |
Closing-price change versus T-1, the last close before the story. T0 to T+3 fill in after each market close. Prices: Alpaca IEX.
Market Call
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Filed: 2026-10-28 AccNo: 0001193125-26-435177 Size: 2 MB Item 1.01: Entry into a Material Definitive Agreement Item 2.03: Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant Ite…
Source: sec-edgar
Price since this story was published: Alliant Energy (LNT)
| Company | When | Move | Status |
|---|---|---|---|
| Duke Energy (DUK) | that day | -0.12% | still updating |
| Duke Energy (DUK) | three days earlier | +0.13% | final price |
| Duke Energy (DUK) | five days earlier | -3.33% | final price |
| Consolidated Edison (ED) | that day | -0.20% | still updating |
| Consolidated Edison (ED) | three days earlier | +0.63% | final price |
| Consolidated Edison (ED) | five days earlier | -2.80% | final price |
| Exelon (EXC) | that day | +0.27% | still updating |
| Exelon (EXC) | three days earlier | -0.60% | final price |
| Exelon (EXC) | five days earlier | -3.71% | final price |
| Alliant Energy (LNT) | that day | -0.20% | still updating |
| Alliant Energy (LNT) | three days earlier | -0.55% | final price |
| Alliant Energy (LNT) | five days earlier | -2.37% | final price |
| Pg&E (PCG) | that day | +0.23% | still updating |
| Pg&E (PCG) | three days earlier | -2.70% | final price |
| Pg&E (PCG) | five days earlier | +1.54% | final price |
| Xcel Energy (XEL) | that day | -0.23% | still updating |
| Xcel Energy (XEL) | three days earlier | -0.12% | final price |
| Xcel Energy (XEL) | five days earlier | -1.75% | final price |
| Select Sector Spdr Tr (XLU) | that day | -0.20% | still updating |
| Select Sector Spdr Tr (XLU) | three days earlier | -0.68% | final price |
| Select Sector Spdr Tr (XLU) | five days earlier | -1.97% | final price |
Trades by members of Congress and officials in the stocks in this story
- Rep. Rohit Khanna sold Alliant Energy (LNT) (held by a spouse), worth $1,001 - $15,000 on 25 Sep 2026. That is 33 days before publication. Filed 7 Oct 2026. View the filing.
- Rep. Rohit Khanna bought Duke Energy (DUK) (held by a spouse), worth $1,001 - $15,000 on 25 Sep 2026. That is 33 days before publication. Filed 7 Oct 2026. View the filing.
- Donald J Trump, an executive branch official, sold Duke Energy (DUK), worth $1,001 - $15,000 on 24 Aug 2026. That is 65 days before publication. Filed 8 Oct 2026. View the filing.
- Donald J Trump, an executive branch official, bought Duke Energy (DUK), worth $100,001 - $250,000 on 31 Jul 2026. That is 89 days before publication. Filed 22 Sep 2026. View the filing.
- Donald J Trump, an executive branch official, sold Xcel Energy (XEL), worth $1,001 - $15,000 on 24 Aug 2026. That is 65 days before publication. Filed 8 Oct 2026. View the filing.
- Rep. Rohit Khanna bought Exelon (EXC) (held by a spouse), worth $1,001 - $15,000 on 25 Sep 2026. That is 33 days before publication. Filed 7 Oct 2026. View the filing.
- Donald J Trump, an executive branch official, sold Exelon (EXC), worth $1,001 - $15,000 on 10 Aug 2026. That is 79 days before publication. Filed 8 Oct 2026. View the filing.
- Rep. Rohit Khanna sold Consolidated Edison (ED) (held by a spouse), worth $15,001 - $50,000 on 25 Sep 2026. That is 33 days before publication. Filed 7 Oct 2026. View the filing.
- Rep. Rohit Khanna sold Consolidated Edison (ED) (held by a spouse), worth $1,001 - $15,000 on 24 Aug 2026. That is 65 days before publication. Filed 4 Sep 2026. View the filing.
Public disclosure filings, not a recommendation. The filing link is the source document. News use of these reports still sits under 5 U.S.C. § 13107(c).
Who is named in “8-K - ALLIANT ENERGY CORP (0000352541) (Filer)”
Companies tied to this story
- LNT Alliant Energy
For “8-K - ALLIANT ENERGY CORP (0000352541) (Filer),” Alliant Energy (LNT) is linked, with no stored direction, high confidence. Reason on file: SEC 8-K filing -> direct issuer disclosure -> LNT
- XLU Select Sector Spdr Tr
For “8-K - ALLIANT ENERGY CORP (0000352541) (Filer),” Select Sector Spdr Tr (XLU) is linked, with no stored direction, medium confidence. Reason on file: Utilities Select Sector SPDR holds the utilities sector that Alliant Energy belongs to, so it often moves with news about it
- DUK Duke Energy
Duke Energy (DUK) is linked, with no stored direction, medium confidence in the 28 Oct 2026 story “8-K - ALLIANT ENERGY CORP (0000352541) (Filer).” Reason on file: Duke Energy is a peer of Alliant Energy in electric and other services combined; rivals often move on the same news
- XEL Xcel Energy
In “8-K - ALLIANT ENERGY CORP (0000352541) (Filer),” Xcel Energy (XEL) is linked, with no stored direction, medium confidence. Reason on file: Xcel Energy is a peer of Alliant Energy in electric and other services combined; rivals often move on the same news
- EXC Exelon
For “8-K - ALLIANT ENERGY CORP (0000352541) (Filer),” Exelon (EXC) is linked, with no stored direction, medium confidence. Reason on file: Exelon is a peer of Alliant Energy in electric and other services combined; rivals often move on the same news
- ED Consolidated Edison
In “8-K - ALLIANT ENERGY CORP (0000352541) (Filer),” Consolidated Edison (ED) is linked, with no stored direction, medium confidence. Reason on file: Consolidated Edison is a peer of Alliant Energy in electric and other services combined; rivals often move on the same news
- PCG Pg&E
In “8-K - ALLIANT ENERGY CORP (0000352541) (Filer),” Pg&E (PCG) is linked, with no stored direction, medium confidence. Reason on file: Pg&E is a peer of Alliant Energy in electric and other services combined; rivals often move on the same news
How “8-K - ALLIANT ENERGY CORP (0000352541) (Filer)” reaches Alliant Energy (LNT)
On 28 Oct 2026, “8-K - ALLIANT ENERGY CORP (0000352541) (Filer)” is the story that connects Alliant Energy (LNT) to this story.
What ties Alliant Energy (LNT) to the headline is this: SEC 8-K filing -> direct issuer disclosure -> LNT
Also listed, Select Sector Spdr Tr (XLU): Utilities Select Sector SPDR holds the utilities sector that Alliant Energy belongs to, so it often moves with news about it
Dates in the story, and the Alliant Energy (LNT) price range
DUK traded between 112.45 and 125.85 across 20 sessions. The latest close on file is 124.98. LNT traded between 64.44 and 67.70 across 6 sessions. The latest close on file is 65.53. XLU traded between 39.05 and 42.88 across 20 sessions. The latest close on file is 42.56.
How solid “8-K - ALLIANT ENERGY CORP (0000352541) (Filer)” looks
46 out of 100Price not final
“8-K - ALLIANT ENERGY CORP (0000352541) (Filer)” scores 46 out of 100. The score uses 1 sources, and 7 linked companies. The price is not final yet.