CIK 0000352541 · Large accelerated filer
ALLIANT ENERGY CORP
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- LNT
- Exchange
- Nasdaq
- Industry
- Electric & Other Services Combined
- FY end
- Dec 31
- Incorporated
- WI
- Entity type
- operating
- EIN
- 391380265
- Phone
- 608-458-3311
- Business address
- 4902 NORTH BILTMORE LANE, SUITE 1000, MADISON, WI, 53718-2148
- Former names
- ALLIANT ENERGY CORP, INTERSTATE ENERGY CORP, WPL HOLDINGS INC
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $0
- in 0 filings
Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2025-10-10 | Newport Roger K Director | Grant or award · Deferred Common Stock Units | +802.58 | $67.75 | $54K | 29,363.43 |
| 2025-07-11 | Cortina Ignacio A Director | Grant or award · Deferred Common Stock Units | +759 | $62.08 | $47K | 7,916.76 |
| 2025-07-11 | Cox Stephanie Director | Grant or award · Deferred Common Stock Units | +1,168 | $62.08 | $73K | 14,663.07 |
| 2025-07-11 | Falotico Nancy Joy Director | Grant or award · Deferred Common Stock Units | +952 | $62.08 | $59K | 16,702.4 |
| 2025-07-11 | Garcia Michael Dennis Director | Grant or award · Deferred Common Stock Units | +998 | $62.08 | $62K | 22,448.95 |
| 2025-07-11 | Newport Roger K Director | Grant or award · Deferred Common Stock Units | +876 | $62.08 | $54K | 28,338.4 |
| 2025-07-11 | Raymond Christie Director | Grant or award · Deferred Common Stock Units | +1,188 | $62.08 | $74K | 5,137.75 |
| 2025-04-15 | Smyth Antonio P Executive Vice President | Grant or award | +9,727 | 9,727 | ||
| 2025-04-11 | Cortina Ignacio A Director | Grant or award · Deferred Common Stock Units | +777.77 | $60.59 | $47K | 7,099.37 |
| 2025-04-11 | Cox Stephanie Director | Grant or award · Deferred Common Stock Units | +1,196.57 | $60.59 | $72K | 13,384.99 |
| 2025-04-11 | Falotico Nancy Joy Director | Grant or award · Deferred Common Stock Units | +974.79 | $60.59 | $59K | 15,621.93 |
| 2025-04-11 | Garcia Michael Dennis Director | Grant or award · Deferred Common Stock Units | +1,023.27 | $60.59 | $62K | 21,275.97 |
| 2025-04-11 | Newport Roger K Director | Grant or award · Deferred Common Stock Units | +897.43 | $60.59 | $54K | 27,238.39 |
| 2025-04-11 | Raymond Christie Director | Grant or award · Deferred Common Stock Units | +1,217.2 | $60.59 | $74K | 3,917.54 |
| 2025-02-20 | Bilitz Benjamin M CAO and Controller | Grant or award | +1,590.02 | 19,822.26 | ||
| 2025-02-20 | Bilitz Benjamin M CAO and Controller | Grant or award | +937 | 20,759.26 | ||
| 2025-02-20 | Bilitz Benjamin M CAO and Controller | Shares withheld for taxes | −1,339 | $61.62 | $83K | 19,420.26 |
| 2025-02-20 | DURIAN ROBERT J EVP and CFO | Grant or award | +9,472.04 | 136,512.43 | ||
| 2025-02-20 | DURIAN ROBERT J EVP and CFO | Grant or award | +6,532 | 143,044.43 | ||
| 2025-02-20 | DURIAN ROBERT J EVP and CFO | Shares withheld for taxes | −7,401 | $61.62 | $456K | 135,643.43 |
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