# ALLIANT ENERGY CORP NOTE 3.250% 5/3

ALLIANT ENERGY CORP NOTE 3.250% 5/3 is a security (CUSIP 018802AE8) tracked across SEC portfolio filings. 14 institutional managers reported $127.3M on Form 13F as of 2026-06-30.

## Summary

- Issuer: ALLIANT ENERGY CORP
- Class: NOTE 3.250% 5/3
- CUSIP: 018802AE8
- 13F holders: 14
- 13F value: $127.3M
- 13F period: 2026-06-30
- N-PORT fund positions: 0

## Top institutional holders (Form 13F)

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| Universal- Beteiligungs- und Servicegesellschaft mbH | FRANKFURT AM MAIN, 2M | $35.4M | 32,241,000 |
| [Arena Capital Advisors, LLC- CA](https://search.stillhousedata.com/firm/170313) | LOS ANGELES, CA | $19.1M | 17,327,000 |
| [Calamos Advisors LLC](https://search.stillhousedata.com/firm/105758) | NAPERVILLE, IL | $16.5M | 15,104,000 |
| PIER 88 INVESTMENT PARTNERS LLC | SAN FRANCISCO, CA | $11.0M | 9,980,000 |
| [RATIONAL ADVISORS, INC.](https://search.stillhousedata.com/firm/111452) | San Juan, PR | $11.0M | 9,980,000 |
| INCOME RESEARCH & MANAGEMENT | Boston, MA | $9.9M | 9,000,000 |
| [ZAZOVE ASSOCIATES LLC](https://search.stillhousedata.com/firm/104751) | INCLINE VILLAGE, NV | $6.6M | 6,000,000 |
| [CONNING INC.](https://search.stillhousedata.com/firm/107423) | HARTFORD, CT | $6.5M | 5,915,000 |
| [RWC Asset Management LLP](https://search.stillhousedata.com/firm/168656) | LONDON, X0 | $6.5M | 5,928,000 |
| [LAFFER TENGLER INVESTMENTS, INC.](https://search.stillhousedata.com/firm/108068) | Scottsdale, AZ | $3.0M | 2,764 |
| Russell Investments Group, Ltd. | Seattle, WA | $1.4M | 1,300,000 |
| Bank of New York Mellon Corp | NEW YORK, NY | $273K | 250,000 |
| [LANARK FINANCIAL, INC.](https://search.stillhousedata.com/firm/17870) | BIRMINGHAM, AL | $11K | 10,000 |
| [Goldstein Advisors, LLC](https://search.stillhousedata.com/firm/323125) | Madison, WI | $11K | 10,000 |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/018802AE8.md)
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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.