# Diameter Onshore Fund LP — Form D/A

Diameter Onshore Fund LP of NEW YORK, NY, a pooled investment fund, filed a Form D amendment with the SEC on 2025-11-14. $2.1B was reported sold. Industry: Pooled Investment Fund.

## Offering

- Filed: 2025-11-14
- Form: D/A
- Accession: 0000919574-25-006936
- Industry: Pooled Investment Fund
- Exemptions: 06b, 3C, 3C.7
- Amount sold: $2.1B
- Investors: 269
- Date of first sale: 2017-09-01
- Security types: equity, fund interests
- SEC file number: 021-293587

## Issuer

- Name: Diameter Onshore Fund LP
- CIK: 0001715020
- Entity type: Limited Partnership
- Jurisdiction: DELAWARE
- Incorporated: 2017
- Address: 50 HUDSON YARDS, NEW YORK, NY, 10001
- Phone: 212-655-1401

## Officers, directors & promoters (6)

| Name | Role | Location |
| --- | --- | --- |
| - Diameter Associates LLC | Executive Officer | NEW YORK, NY |
| - Diameter Capital Partners LP | Executive Officer | NEW YORK, NY |
| Scott Goodwin | Executive Officer | West Palm Beach, FL |
| Jonathan Lewinsohn | Executive Officer | NEW YORK, NY |
| - Diameter Associates LLC | Promoter | NEW YORK, NY |
| - Diameter Capital Partners LP | Promoter | NEW YORK, NY |

## Other filings by this issuer (10)

| Filed | Form | Offering | Sold |
| --- | --- | --- | --- |
| [2024-11-15](https://search.stillhousedata.com/formd/0000919574-24-006821) | D/A | — | $2.0B |
| [2023-11-16](https://search.stillhousedata.com/formd/0000919574-23-006440) | D/A | — | $1.9B |
| [2022-11-16](https://search.stillhousedata.com/formd/0000919574-22-006798) | D/A | — | $1.9B |
| [2021-11-16](https://search.stillhousedata.com/formd/0000919574-21-007143) | D/A | — | $1.7B |
| [2021-10-26](https://search.stillhousedata.com/formd/0000919574-21-006442) | D/A | — | $1.7B |
| [2020-10-26](https://search.stillhousedata.com/formd/0001315863-20-000889) | D/A | — | $1.5B |
| [2019-09-19](https://search.stillhousedata.com/formd/0001315863-19-000771) | D/A | — | $994.1M |
| [2018-08-29](https://search.stillhousedata.com/formd/0001315863-18-000691) | D/A | — | $701.1M |
| [2017-08-29](https://search.stillhousedata.com/formd/0001315863-17-000709) | D/A | — | — |
| [2017-08-28](https://search.stillhousedata.com/formd/0001315863-17-000707) | D | — | — |

## More

- [CIK 1715020 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1715020&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/formd/0000919574-25-006936.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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