Alliant Energy Corporation
LNTLast close · Oct 16, 202668.32+1.22 (+1.82%)
Market cap$17.7B
Between Feb 19, 2026 and Oct 9, 2026, Alliant Energy (LNT) insiders filed 40 Form 4 transactions: 1 sale worth $6.7 in total and no open-market purchase. The largest seller was Durian Robert J, $6.7. 39 other filings were grants, exercises or gifts, which say nothing about buying or selling.
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Form 4 transactions
| Date | Insider | Title | Code | Plan | Shares | Price | Value |
|---|---|---|---|---|---|---|---|
| 2026-10-09 | ALLEN PATRICK E | Director | A | 569 | 65.85 | $37,500 | |
| 2026-10-09 | Asthana Manu | Director | A | 1,158 | 65.85 | $76,250 | |
| 2026-10-09 | Cortina Ignacio A | Director | A | 823 | 65.85 | $54,166.7 | |
| 2026-10-09 | Cox Stephanie | Director | A | 607 | 65.85 | $40,000 | |
| 2026-10-09 | Falotico Nancy Joy | Director | A | 864 | 65.85 | $56,875 | |
| 2026-10-09 | Garcia Michael Dennis | Director | A | 926 | 65.85 | $61,000 | |
| 2026-10-09 | Newport Roger K | Director | A | 878 | 65.85 | $57,812.5 | |
| 2026-10-09 | Raymond Christie | Director | A | 1,158 | 65.85 | $76,250 | |
| 2026-08-10 | DURIAN ROBERT J | EVP and CFO | S | 0 | 68.60 | $6.7 | |
| 2026-07-10 | ALLEN PATRICK E | Director | A | 491 | 76.40 | $37,500 | |
| 2026-07-10 | Cortina Ignacio A | Director | A | 638 | 76.40 | $48,750 | |
| 2026-07-10 | Cox Stephanie | Director | A | 524 | 76.40 | $40,000.1 | |
| 2026-07-10 | Falotico Nancy Joy | Director | A | 744 | 76.40 | $56,875 | |
| 2026-07-10 | Garcia Michael Dennis | Director | A | 838 | 76.40 | $64,000 | |
| 2026-07-10 | Newport Roger K | Director | A | 736 | 76.40 | $56,250 | |
| 2026-07-10 | Raymond Christie | Director | A | 998 | 76.40 | $76,250 | |
| 2026-07-10 | Asthana Manu | Director | A | 998 | 76.40 | $76,250 | |
| 2026-04-15 | Smyth Antonio P | Executive Vice President | F | 1,259 | 72.18 | $90,874.6 | |
| 2026-04-10 | ALLEN PATRICK E | Director | A | 513 | 73.10 | $37,500 | |
| 2026-04-10 | Cortina Ignacio A | Director | A | 667 | 73.10 | $48,750 | |
| 2026-04-10 | Cox Stephanie | Director | A | 547 | 73.10 | $40,000 | |
| 2026-04-10 | Falotico Nancy Joy | Director | A | 778 | 73.10 | $56,875 | |
| 2026-04-10 | Garcia Michael Dennis | Director | A | 876 | 73.10 | $64,000 | |
| 2026-04-10 | Newport Roger K | Director | A | 769 | 73.10 | $56,250 | |
| 2026-04-10 | Raymond Christie | Director | A | 1,043 | 73.10 | $76,250 | |
| 2026-02-19 | Valcq Rebecca C. | Vice President | F | 438 | 70.01 | $30,664.4 | |
| 2026-02-19 | Barton Lisa M | President and CEO | A | 47,533 | 0.00 | $0 | |
| 2026-02-19 | Barton Lisa M | President and CEO | A | 29,527 | 0.00 | $0 | |
| 2026-02-19 | Barton Lisa M | President and CEO | F | 28,594 | 70.01 | $2.0M | |
| 2026-02-19 | Valcq Rebecca C. | Vice President | A | 1,004 | 0.00 | $0 | |
| 2026-02-19 | de Leon David A | Senior Vice President | A | 8,616 | 0.00 | $0 | |
| 2026-02-19 | de Leon David A | Senior Vice President | A | 2,306 | 0.00 | $0 | |
| 2026-02-19 | de Leon David A | Senior Vice President | F | 5,207 | 70.01 | $364,542.1 | |
| 2026-02-19 | DURIAN ROBERT J | EVP and CFO | A | 27,882 | 0.00 | $0 | |
| 2026-02-19 | DURIAN ROBERT J | EVP and CFO | A | 5,950 | 0.00 | $0 | |
| 2026-02-19 | DURIAN ROBERT J | EVP and CFO | F | 16,630 | 70.01 | $1.2M | |
| 2026-02-19 | Farlinger Mayuri | Vice President | A | 3,026 | 0.00 | $0 | |
| 2026-02-19 | Farlinger Mayuri | Vice President | A | 1,098 | 0.00 | $0 | |
| 2026-02-19 | Farlinger Mayuri | Vice President | F | 1,179 | 70.01 | $82,541.8 | |
| 2026-02-19 | Smyth Antonio P | Executive Vice President | A | 13,114 | 0.00 | $0 |
Codes are the SEC's: P open-market purchase, S open-market sale; M exercise, F tax withholding, A grant and G gift are routine. A 10b5-1 flag means the trade ran under a plan adopted in advance. Method notes in where the numbers come from.