# FIRSTENERGY CORP NOTE 3.875% 1/1

FIRSTENERGY CORP NOTE 3.875% 1/1 is a security (CUSIP 337932AV9) tracked across SEC portfolio filings. 9 institutional managers reported $139.6M on Form 13F as of 2026-06-30.

## Summary

- Issuer: FIRSTENERGY CORP
- Class: NOTE 3.875% 1/1
- CUSIP: 337932AV9
- 13F holders: 9
- 13F value: $139.6M
- 13F period: 2026-06-30
- N-PORT fund positions: 0

## Top institutional holders (Form 13F)

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| [Calamos Advisors LLC](https://search.stillhousedata.com/firm/105758) | NAPERVILLE, IL | $61.2M | 55,000,000 |
| [Portman Square Capital LLP](https://search.stillhousedata.com/firm/319011) | London, X0 | $27.3M | 24,600,000 |
| Universal- Beteiligungs- und Servicegesellschaft mbH | FRANKFURT AM MAIN, 2M | $22.5M | 19,930,000 |
| [RWC Asset Management LLP](https://search.stillhousedata.com/firm/168656) | LONDON, X0 | $14.4M | 12,915,000 |
| Context Capital Management, LLC | LAJOLLA, CA | $5.6M | 5,000,000 |
| Police & Firemen's Retirement System of New Jersey | TRENTON, NJ | $4.0M | 3,618,000 |
| INCOME RESEARCH & MANAGEMENT | Boston, MA | $3.7M | 3,360,000 |
| Bank of New York Mellon Corp | NEW YORK, NY | $667K | 600,000 |
| Financiere des Professionnels - Fonds d'investissement inc. | MONTREAL, A8 | $278K | 250,000 |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/337932AV9.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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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.