LNT insider buying and SEC filings, explained
Alliant Energy Corp. · CIK 352541
Tracked: Forms 3/4/5, 8-K, NT · All filings on sec.gov
Company profile
- Exchanges
- Nasdaq
- Industry (SIC)
- Electric & Other Services Combined
- State of incorporation
- WI
- Fiscal year end
- Dec 31
- Former names
- ALLIANT ENERGY CORP; INTERSTATE ENERGY CORP; WPL HOLDINGS INC
Insider activity in the last 12 months
Bought
$0
Insiders who bought
0
Sold (not marked 10b5-1)
$7
Planned sales (10b5-1)
$0
Insider purchases and sales, last 12 months
| Traded | Type | What was filed | Source |
|---|---|---|---|
| Aug 10, 2026 | Sale | Robert J. Durian (CFO) sold 0 shares at $68.60 ($7). Holdings down <1% to 158,146 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 12, 2026 |
39 routine transactions (such as grants, option exercises or tax withholding) are not listed.
Cluster buys
No cluster buys in the last 12 months.
Red flags
No red flags in the last 12 months.
Key events
No key events in the last 12 months.
8-K filings, last 12 months
| Filed | Items | Tag | Source |
|---|---|---|---|
| Oct 29, 2026, 6:06 PM ET 8-K | Earnings released (Item 2.02) | SEC filing | |
| Oct 28, 2026, 8:15 AM ET 8-K | Material agreement (Item 1.01) New debt or obligation (Item 2.03) | SEC filing |
Red flags are objective triggers only: the item or form filed, never an opinion.
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