ALLIANT ENERGY CORPORATION
Ownership & governance
Executives 5Directors 10Avg age 59Avg tenure 6.1y
LB
Lisa Barton
Chief Executive Officer
Age 60Since 2023-12-31Profile →
+14
Executives5
Board of directors10
CS
Carol Sanders→
Director/Board Member
Age 59Since 2005-11-30
PA
Patrick Allen→
Chairman
Age 61Since 2025-05-15
TO
Tom O'Toole→
Director/Board Member
Age 68Since 2015-07-26
RN
Roger Newport→
Director/Board Member
Age 61Since 2018-07-24
MG
Michael Garcia→
Director/Board Member
Age 61Since 2019-12-31
JF
Joy Falotico→
Director/Board Member
Age 58Since 2021-07-13
SC
Stephanie Cox→
Director/Board Member
Age 56Since 2023-02-10
LB
Lisa Barton→
Director/Board Member
Age 60Since 2023-12-31
Shareholders5
| Name | Stake | Shares |
|---|---|---|
| BlackRock Advisors LLC | 8.094 % | 20,904,807 |
| STATE STREET CORPORATION | 6.586 % | 17,010,651 |
| Vanguard Capital Management LLC | 6.466 % | 16,699,462 |
| Vanguard Portfolio Management LLC | 5.651 % | 14,595,006 |
| Janus Henderson Investors US LLC | 4.378 % | 11,307,268 |
Catalog · 2026-07-09
Registry officers15
| Name | Role | Since | Shares |
|---|---|---|---|
| Alberto Ruocco | Chief Tech/Sci/R&D Officer | 2023-08-31 | - |
| Lisa Barton | Chief Executive Officer | 2023-12-31 | - |
| Patrick Allen | Chairman | 2025-05-15 | - |
| Phillip Smith | Chief Tech/Sci/R&D Officer | 2025-12-31 | - |
| Robert Durian | Director of Finance/CFO | 2016-11-30 | - |
| Carol Sanders | Director/Board Member | 2005-11-30 | - |
| Christie Raymond | Director/Board Member | 2024-03-31 | - |
| Ignacio Cortina | Director/Board Member | 2023-07-13 | - |
Registry · as of 2026-07-09
Group companies
| Name | Category |
|---|---|
| INTERSTATE POWER AND LIGHT COMPANY | Electric Utilities |
| INTERSTATE POWER AND LIGHT COMPANY | Electric Utilities |
| WISCONSIN POWER AND LIGHT COMPANY | Electric Utilities |
| WISCONSIN POWER AND LIGHT COMPANY | Electric Utilities |
Institutional (13F)
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Fund membership
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Street consensus
Consensus buyMean target 76.54Range 66–83Analysts 12
66Mean 76.5483
- Strong buy 2
- Buy 6
- Hold 5
Broker actions40 of 175
| Firm | Action | To | Target | Date |
|---|---|---|---|---|
| BMO Capital | Maintained | Outperform | 78 | 2026-08-03 |
| Mizuho | Maintained | Neutral | 75 | 2026-08-03 |
| BMO Capital | Maintained | Outperform | 80 | 2026-07-22 |
| BMO Capital | Maintained | Outperform | 83 | 2026-07-15 |
| TD Cowen | Initiated | Hold | — | 2026-07-08 |
| Scotiabank | Maintained | Sector Perform | 74 | 2026-05-04 |
| BMO Capital | Maintained | Outperform | 79 | 2026-04-17 |
| Barclays | Maintained | Equal-Weight | 74 | 2026-04-15 |
| Mizuho | Maintained | Neutral | 74 | 2026-03-16 |
| RBC Capital | Initiated | Outperform | 82 | 2026-03-11 |
| BMO Capital | Maintained | Outperform | 78 | 2026-02-23 |
| Barclays | Upgrade | Equal-Weight | 67 | 2026-01-21 |
Firm rows and rating mix from Yahoo Finance; mean target is Yahoo’s aggregate until OpenFilings derives consensus from broker rows.