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ALLIANT ENERGY (LNT)
NASDAQ
$75.19+$1.98 (+2.70%)
Price as of Jun 23, 2026 4:20 PM EDT- $18.9BMarket Cap
- 23.10%1-Year Change
- Utilities - Regulated ElectricIndustry
ALLIANT ENERGY (LNT)
$75.19+$1.98 (+2.70%)
Top Holders
Institutional
Mutual Funds
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
VANGUARD GROUP INC | 13.08% | 33.8M | +383,612 (+1.14%) | Dec 31, 2025 |
BLACKROCK FUNDING, INC. /DE | 9.52% | 24.6M | +1.5M (+6.08%) | Dec 31, 2024 |
BLACKROCK, INC. | 9.49% | 24.5M | +173,544 (+0.71%) | Mar 31, 2026 |
BLACKROCK INC. | 9.10% | 23.5M | -40,635 (-0.17%) | Jun 30, 2024 |
STATE STREET CORP | 6.59% | 17.0M | +129,034 (+0.76%) | Mar 31, 2026 |
N/A | 6.47% | 16.7M | +16.7M (+100.00%) | Mar 31, 2026 |
JANUS HENDERSON GROUP PLC | 4.36% | 11.3M | +138,683 (+1.23%) | Mar 31, 2026 |
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
METROPOLITAN WEST FUNDS | 12.37% | 31.9M | 0 (0.00%) | Mar 31, 2026 |
VANGUARD INDEX FUNDS | 9.52% | 24.6M | +130,989 (+0.53%) | Mar 31, 2026 |
PRUDENTIAL SHORT-TERM CORPORATE BOND FUND, INC. | 9.33% | 24.1M | 0 (0.00%) | Mar 31, 2026 |
BOND FUND OF AMERICA | 8.19% | 21.2M | 0 (0.00%) | Mar 31, 2026 |
BAIRD FUNDS INC | 5.76% | 14.9M | 0 (0.00%) | Mar 31, 2026 |
PERMANENT PORTFOLIO FAMILY OF FUNDS | 4.92% | 12.7M | 0 (0.00%) | Jan 31, 2026 |
THORNBURG INVESTMENT TRUST | 4.21% | 10.9M | 0 (0.00%) | Mar 31, 2026 |
Current Ownership Distribution
- Institutions3.7B (53.84%)
- Mutual Funds3.2B (46.13%)
- Insiders2.0M (0.03%)
- Other0 (0.00%)
Insider Transactions
- 0.03% (2.0M)Current InsiderOwnership (%, shares)
- 0Number of InsiderBuying (last 12 months)
- $0.00Amount of InsiderBuying (last 12 months)
- 0Number of InsiderSelling (last 12 months)
- $0.00Amount of InsiderSelling (last 12 months)
Insider Name & Title | Type | Date
| Transaction Value | Shares | Share Price | Shares After Transactions |
|---|---|---|---|---|---|---|
DURIAN ROBERT J EVP and CFO | Award | Feb 19, 2026 | $0.00 | 27,882 | $0.00 | 167,806 |
Syse Dylan CAO and Controller | Award | Feb 19, 2026 | $0.00 | 1,063 | $0.00 | 3,776 |
de Leon David A Senior Vice President | Award | Feb 19, 2026 | $0.00 | 8,616 | $0.00 | 50,609 |
Sundararajan Raja Executive Vice President | Award | Feb 19, 2026 | $0.00 | 18,768 | $0.00 | 35,590 |
DURIAN ROBERT J EVP and CFO | Award | Feb 19, 2026 | $0.00 | 5,950 | $0.00 | 173,756 |
Smyth Antonio P Executive Vice President | Award | Feb 19, 2026 | $0.00 | 13,114 | $0.00 | 22,841 |
de Leon David A Senior Vice President | Award | Feb 19, 2026 | $0.00 | 2,306 | $0.00 | 52,915 |
Sundararajan Raja Executive Vice President | Award | Feb 19, 2026 | $0.00 | 8,784 | $0.00 | 44,374 |
DURIAN ROBERT J EVP and CFO | In Kind | Feb 19, 2026 | $1.2M | 16,630 | $70.01 | 157,126 |
Barton Lisa M President and CEO | Award | Feb 19, 2026 | $0.00 | 47,533 | $0.00 | 106,519 |
de Leon David A Senior Vice President | In Kind | Feb 19, 2026 | $364,542.07 | 5,207 | $70.01 | 47,708 |
Sundararajan Raja Executive Vice President | In Kind | Feb 19, 2026 | $792,793.24 | 11,324 | $70.01 | 33,050 |
Valcq Rebecca C. Vice President | Award | Feb 19, 2026 | $0.00 | 1,004 | $0.00 | 2,773 |
Syse Dylan CAO and Controller | Award | Feb 19, 2026 | $0.00 | 750 | $0.00 | 4,526 |
Smyth Antonio P Executive Vice President | Award | Feb 19, 2026 | $0.00 | 5,240 | $0.00 | 28,081 |
Barton Lisa M President and CEO | Award | Feb 19, 2026 | $0.00 | 29,527 | $0.00 | 136,046 |
Smyth Antonio P Executive Vice President | In Kind | Feb 19, 2026 | $435,882.26 | 6,226 | $70.01 | 21,855 |
Syse Dylan CAO and Controller | In Kind | Feb 19, 2026 | $35,425.06 | 506 | $70.01 | 4,020 |
Farlinger Mayuri Vice President | Award | Feb 19, 2026 | $0.00 | 3,026 | $0.00 | 10,513 |
Barton Lisa M President and CEO | In Kind | Feb 19, 2026 | $2.0M | 28,594 | $70.01 | 107,452 |
Farlinger Mayuri Vice President | Award | Feb 19, 2026 | $0.00 | 1,098 | $0.00 | 11,611 |
Farlinger Mayuri Vice President | In Kind | Feb 19, 2026 | $82,541.79 | 1,179 | $70.01 | 10,432 |
Raymond Christie | Award | Jan 09, 2026 | $76,249.99 | 1,173 | $65.02 | 7,486 |
Falotico Nancy Joy | Award | Jan 09, 2026 | $56,875.01 | 875 | $65.02 | 18,711 |
Cox Stephanie | Award | Jan 09, 2026 | $40,000.04 | 615 | $65.02 | 16,581 |
ALLEN PATRICK E | Award | Jan 09, 2026 | $37,500.02 | 577 | $65.02 | 44,666 |
Cortina Ignacio A | Award | Jan 09, 2026 | $48,749.98 | 750 | $65.02 | 9,489 |
Newport Roger K | Award | Jan 09, 2026 | $56,249.97 | 865 | $65.02 | 30,447 |
Garcia Michael Dennis | Award | Jan 09, 2026 | $64,000.03 | 984 | $65.02 | 24,701 |
Falotico Nancy Joy | Award | Oct 10, 2025 | $59,062.49 | 872 | $67.75 | 17,705 |