As of 30 Sep 2025, 57 institutional investors reported holding $573,968,000 in principal (par value) of ALLIANT ENERGY CORP - NOTE 3.875% 3/1.
| Period | Principal | Value | Change | Price (% of par) (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | $175,000 | $181,825 | 103.9% | 1 | |
| 2025 Q3 | $573,968,000 | $617,643,356 | +$18,207,312 | 107.55% | 57 |
| 2025 Q2 | $606,253,391 | $626,930,053 | -$46,212,933 | 102.82% | 63 |
| 2025 Q1 | $588,806,441 | $631,190,832 | -$3,964,461 | 107.14% | 62 |
| 2024 Q4 | $597,818,450 | $615,286,946 | +$3,355,158 | 102.62% | 64 |
| 2024 Q3 | $568,272,886 | $594,350,388 | -$5,958,915 | 104.57% | 58 |
| 2024 Q2 | $571,776,817 | $566,260,391 | +$1,003,442 | 98.59% | 55 |
| 2024 Q1 | $582,262,144 | $573,973,841 | +$572,247,924 | 98.64% | 49 |