| $75M | ||
| $9M | ||
| $8M | ||
| $5M | ||
| $2M | ||
| $777,072 |
Buys | $0 | 0 | – |
Sells | $0 | 0 | – |
Alliant Energy Corporation functions as a utility holding company, specializing in the provision of regulated electricity and natural gas services. Its operational structure is divided into three principal segments: Utility Electric Operations, Utility Gas Operations, and Utility Other. Through its primary subsidiary, Interstate Power and Light Company (IPL), the corporation generates and distributes electricity, and manages the distribution and transportation of natural gas to retail customers throughout Iowa. IPL also markets electricity to wholesale buyers across Minnesota, Illinois, and Iowa, and generates and supplies steam in Cedar Rapids, Iowa. Similarly, its other subsidiary, Wisconsin Power and Light Company (WPL), is responsible for electricity generation and distribution, alongside natural gas distribution and transport, for retail clients within Wisconsin. WPL additionally sells wholesale electricity in Wisconsin. As of December 31, 2021, IPL catered to approximately 500,000 retail electric customers and 225,000 natural gas customers, while WPL provided services to about 485,000 retail electric accounts and 200,000 natural gas accounts. The company's diverse retail customer base includes businesses in farming, agriculture, industrial manufacturing, chemical production, packaging, and food processing. In addition to its core utility functions, Alliant Energy owns and operates a short-line rail freight service, a multi-modal freight terminal (encompassing barge, rail, and truck operations) on the Mississippi River, and a rail-served warehouse, all located in Iowa. It further provides freight brokerage services. The company also maintains interests in a 347-megawatt (MW) natural gas-fueled electric generating unit situated near Sheboygan Falls, Wisconsin, and a 225 MW wind farm located in Oklahoma. Alliant Energy Corporation was established in 1981 and maintains its headquarters in Madison, Wisconsin.
Over the last 12 months, insiders at Alliant Energy Corporation have bought $0 and sold $0 worth of Alliant Energy Corporation stock.
On average, over the past 5 years, insiders at Alliant Energy Corporation have bought $75,372 and sold $580,420 worth of stock each year.
There was no buying activity among insiders over the last 12 months.
The last purchase of 1,100 shares for transaction amount of $53,416 was made by Barton Lisa M (President and CEO) on 2024‑02‑20.
| 2024-02-20 | Barton Lisa M | President and CEO | 1,100 0.0004% | $48.56 | $53,416 | +21.07% | ||
| 2024-02-20 | Sundararajan Raja | Executive Vice President | 500 0.0002% | $48.26 | $24,128 | +21.07% | ||
| 2022-06-09 | Falotico Nancy Joy | 1,200 0.0005% | $61.00 | $73,200 | -6.14% | |||
| 2022-02-28 | Sale | GALLEGOS JAMES H | EVP, Gen Cnsl and Corp Sec | 10,000 0.004% | $58.04 | $580,420 | -0.32% | |
| 2019-09-03 | de Leon David A | Senior Vice President | 1,881.64 0.0008% | $53.15 | $100,000 | -0.57% | ||
| 2019-08-29 | Sale | GALLEGOS JAMES H | SVP, Gen Cnsl and Corp Sec | 10,000 0.0042% | $52.29 | $522,874 | +1.32% | |
| 2019-06-14 | Sale | GALLEGOS JAMES H | SVP, Gen Cnsl and Corp Sec | 10,000 0.0042% | $50.00 | $500,000 | +5.33% | |
| 2019-06-03 | Sale | KAMPLING PATRICIA L | Chairman and CEO | 20,000 0.0083% | $47.55 | $951,092 | +9.68% | |
| 2019-05-03 | Sale | GALLEGOS JAMES H | SVP, Gen Cnsl and Corp Sec | 10,000 0.0042% | $47.50 | $475,000 | +11.50% | |
| 2019-05-01 | Sale | KAMPLING PATRICIA L | Chairman and CEO | 20,000 0.0085% | $46.98 | $939,600 | +12.54% | |
| 2018-09-13 | Dunie Deborah B. | director | 2,500 0.0011% | $43.80 | $109,495 | +7.14% | ||
| 2018-03-15 | Sale | GALLEGOS JAMES H | SVP, Gen Cnsl and Corp Sec | 10,000 0.0043% | $39.80 | $398,000 | +9.60% | |
| 2017-09-07 | Sale | RESCHKE WAYNE A | Senior Vice President | 4,000 0.0017% | $42.83 | $171,330 | -0.86% | |
| 2017-05-23 | Sale | GALLEGOS JAMES H | SVP, Gen Cnsl and Corp Sec | 10,000 0.0044% | $41.25 | $412,500 | +2.53% | |
| 2017-05-19 | Dunie Deborah B. | director | 7,400 0.0032% | $39.61 | $293,131 | +5.54% | ||
| 2016-11-07 | Dunie Deborah B. | director | 2,700 0.0012% | $37.24 | $100,539 | +6.52% | ||
| 2016-08-09 | Sale | KAMPLING PATRICIA L | Chairman, President and CEO | 0.67 <0.0001% | $39.30 | $26 | -0.19% | |
| 2016-07-11 | Sale | GALLEGOS JAMES H | SVP, Gen Cnsl and Corp Sec | 10,000 0.0044% | $40.29 | $402,915 | -2.76% | |
| 2016-05-10 | Dunie Deborah B. | director | 2,000 0.0018% | $73.11 | $146,210 | +5.98% | ||
| 2016-03-03 | Sale | HANSON THOMAS L | Senior Vice President, CFO | 15,000 0.0131% | $68.15 | $1.02M | +11.60% |
| KAMPLING PATRICIA L | Chairman and CEO | 200365 0.0776% | $14.55M | 9 | 5 | |
| HARVEY WILLIAM D | Chairman and CEO | 95704 0.0371% | $6.95M | 0 | 5 | |
| GALLEGOS JAMES H | EVP, Gen Cnsl and Corp Sec | 57448 0.0222% | $4.17M | 0 | 7 | |
| Barton Lisa M | President and CEO | 36444 0.0141% | $2.65M | 1 | 0 | +21.07% |
| RESCHKE WAYNE A | Senior Vice President | 24497 0.0095% | $1.78M | 0 | 1 | |
| HANSON THOMAS L | Senior Vice President, CFO | 18726 0.0073% | $1.36M | 36 | 5 | +10.57% |
| ALLER THOMAS L | Senior Vice President | 17512 0.0068% | $1.27M | 2 | 8 | +4.7% |
| HOFFMAN JAMES E | EXECUTIVE VICE PRESIDENT | 12750 0.0049% | $925,905.00 | 0 | 1 | |
| Dunie Deborah B. | director | 12300 0.0048% | $893,226.00 | 5 | 0 | +10.55% |
| Sundararajan Raja | Executive Vice President | 10556 0.0041% | $766,576.72 | 1 | 0 | +21.07% |
| DAVIS ERROLL B JR | CHAIRMAN | 9693 0.0038% | $703,937.31 | 32 | 0 | +10.82% |
| SCHMIDT JOEL J | Vice President | 6258 0.0024% | $454,434.25 | 0 | 3 | |
| de Leon David A | Senior Vice President | 6254 0.0024% | $454,153.43 | 1 | 0 | <0.0001% |
| MCALLISTER SINGLETON B | director | 4732 0.0018% | $343,617.22 | 1 | 0 | <0.0001% |
| LYALL KATHARINE C | director | 4469 0.0017% | $324,552.16 | 2 | 0 | +1.47% |
| MOORE PEGGY HOWARD | VICE PRESIDENT | 4140 0.0016% | $300,626.33 | 4 | 2 | |
| LARSEN JOHN O | Senior Vice President | 3995 0.0015% | $290,080.74 | 0 | 6 | |
| Whiting Susan D | director | 2800 0.0011% | $203,336.00 | 1 | 0 | +28.11% |
| KRATCHMER JOHN E | VP, CONTROLLER | 2652 0.001% | $192,588.24 | 0 | 1 | |
| EVANS JACK | director | 2000 0.0008% | $145,240.00 | 1 | 0 | +0.55% |
| SWAN BARBARA J | Executive Vice President | 2000 0.0008% | $145,240.00 | 0 | 6 | |
| WEGNER PAMELA J | EXECUTIVE VICE PRESIDENT | 1922 0.0007% | $139,575.64 | 0 | 1 | |
| ALLEN PATRICK E | director | 1486 0.0006% | $107,883.55 | 3 | 0 | +6.36% |
| Falotico Nancy Joy | 1210 0.0005% | $87,870.20 | 1 | 0 | <0.0001% | |
| HAZEL DARRYL B | director | 648 0.0003% | $47,051.22 | 2 | 0 | +7.01% |
| NEWHALL ANN K | director | 281 0.0001% | $20,434.71 | 1 | 0 | +15.63% |
| BENNETT MICHAEL L | director | 283 0.0001% | $20,547.59 | 1 | 0 | +15.63% |
| DOYLE DUNDEANA K | Senior Vice President | 0 0% | $0 | 8 | 4 | |
| PROTSCH ELIOT G | SR EXEC VP, COO | 0 0% | $0 | 0 | 16 | |
| Sanders Carol P | director | 0 0% | $0 | 0 | 1 |
| Increased Positions | 428 | +55.15% | 23M | +9.96% |
| Decreased Positions | 302 | -38.92% | 18M | -7.77% |
| New Positions | 110 | New | 3M | New |
| Sold Out Positions | 61 | Sold Out | 5M | Sold Out |
| Total Postitions | 902 | +16.24% | 231M | +2.19% |
| Vanguard Group Inc | $2.19M | 13% | 33.4M | +97,980 | +0.29% | 2025-09-30 |
| Blackrock, Inc. | $1.58M | 9.35% | 24.03M | +254,124 | +1.07% | 2025-09-30 |
| State Street Corp | $1.08M | 6.42% | 16.5M | -238,881 | -1.43% | 2025-09-30 |
| Janus Henderson Group Plc | $715,662.00 | 4.25% | 10.91M | +135,623 | +1.26% | 2025-09-30 |
| Victory Capital Management Inc | $598,369.00 | 3.55% | 9.12M | -860,529 | -8.62% | 2025-09-30 |
| Nuveen, Llc | $575,335.00 | 3.41% | 8.77M | +406,188 | +4.86% | 2025-09-30 |
| Massachusetts Financial Services Co /Ma/ | $459,545.00 | 2.73% | 7.01M | -75,735 | -1.07% | 2025-09-30 |
| Geode Capital Management, Llc | $455,385.00 | 2.7% | 6.94M | +95,114 | +1.39% | 2025-09-30 |
| Invesco Ltd. | $311,388.00 | 1.85% | 4.75M | -117,629 | -2.42% | 2025-09-30 |
| Citadel Advisors Llc | $281,262.00 | 1.67% | 4.29M | +4M | +5,565.08% | 2025-09-30 |