CIK 0000352541 · Large accelerated filer
ALLIANT ENERGY CORP
Sign in to watch- Ticker
- 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 |
|---|---|---|---|---|---|---|
| 2026-02-19 | de Leon David A Senior Vice President | Grant or award | +2,306 | 52,915.26 | ||
| 2026-02-19 | de Leon David A Senior Vice President | Shares withheld for taxes | −5,207 | $70.01 | $365K | 47,708.26 |
| 2026-02-19 | Barton Lisa M President and CEO | Grant or award | +47,533 | 106,519 | ||
| 2026-02-19 | Barton Lisa M President and CEO | Grant or award | +29,527 | 136,046 | ||
| 2026-02-19 | Barton Lisa M President and CEO | Shares withheld for taxes | −28,594 | $70.01 | $2.0M | 107,452 |
| 2026-02-19 | DURIAN ROBERT J EVP and CFO | Grant or award | +27,882 | 167,805.88 | ||
| 2026-02-19 | DURIAN ROBERT J EVP and CFO | Grant or award | +5,950 | 173,755.88 | ||
| 2026-02-19 | DURIAN ROBERT J EVP and CFO | Shares withheld for taxes | −16,630 | $70.01 | $1.2M | 157,125.88 |
| 2026-01-09 | Raymond Christie Director | Grant or award · Deferred Common Stock Units | +1,172.72 | $65.02 | $76K | 7,486.07 |
| 2026-01-09 | Falotico Nancy Joy Director | Grant or award · Deferred Common Stock Units | +874.73 | $65.02 | $57K | 18,711.41 |
| 2026-01-09 | Cortina Ignacio A Director | Grant or award · Deferred Common Stock Units | +749.77 | $65.02 | $49K | 9,489.02 |
| 2026-01-09 | Garcia Michael Dennis Director | Grant or award · Deferred Common Stock Units | +984.31 | $65.02 | $64K | 24,700.84 |
| 2026-01-09 | Cox Stephanie Director | Grant or award · Deferred Common Stock Units | +615.2 | $65.02 | $40K | 16,581.49 |
| 2026-01-09 | Newport Roger K Director | Grant or award · Deferred Common Stock Units | +865.12 | $65.02 | $56K | 30,447.37 |
| 2026-01-09 | ALLEN PATRICK E Director | Grant or award · Deferred Common Stock Units | +576.75 | $65.02 | $38K | 44,665.77 |
| 2025-10-10 | Raymond Christie Director | Grant or award · Deferred Common Stock Units | +1,088.56 | $67.75 | $74K | 6,266.65 |
| 2025-10-10 | Falotico Nancy Joy Director | Grant or award · Deferred Common Stock Units | +871.77 | $67.75 | $59K | 17,704.74 |
| 2025-10-10 | Cortina Ignacio A Director | Grant or award · Deferred Common Stock Units | +695.57 | $67.75 | $47K | 8,674.61 |
| 2025-10-10 | Garcia Michael Dennis Director | Grant or award · Deferred Common Stock Units | +915.13 | $67.75 | $62K | 23,541.1 |
| 2025-10-10 | Cox Stephanie Director | Grant or award · Deferred Common Stock Units | +1,070.11 | $67.75 | $73K | 15,848.18 |
Page 3 of 13 · 259 trades