# Rock Springs Capital Offshore Fund LP — Form D/A

Rock Springs Capital Offshore Fund LP of George Town, Grand Cayman, E9, a pooled investment fund, filed a Form D amendment with the SEC on 2026-01-21. $1.1B was reported sold. Industry: Pooled Investment Fund.

## Offering

- Filed: 2026-01-21
- Form: D/A
- Accession: 0000905148-26-000280
- Industry: Pooled Investment Fund
- Exemptions: 06b,3C,3C.7
- Amount sold: $1.1B
- Minimum investment: $100K
- Investors: 159
- Date of first sale: 2013-10-01
- Security types: fund interests
- SEC file number: 021-294517

## Issuer

- Name: Rock Springs Capital Offshore Fund LP
- CIK: 0001716781
- Entity type: Other
- Jurisdiction: CAYMAN ISLANDS
- Incorporated: 2013
- Address: Walkers Corporate Limited, George Town, Grand Cayman, E9, KY1-9008
- Phone: 345-949-0100

## Officers, directors & promoters (11)

| Name | Role | Location |
| --- | --- | --- |
| Gordon Margraff (Mark) Bussard | Executive Officer | Baltimore, MD |
| Kris Jenner | Director | Baltimore, MD |
| Kris Jenner | Executive Officer | Baltimore, MD |
| Gordon Margraff Mark Bussard | Executive Officer | Baltimore, MD |
| n/a Rock Springs Capital Management LP | Executive Officer | Baltimore, MD |
| n/a Rock Springs General Partner LLC | Executive Officer | Baltimore, MD |
| Graham Margraff Mark McPhail | Executive Officer | Baltimore, MD |
| Graham Margraff McPhail | Director | Baltimore, MD |
| Graham Margraff McPhail | Executive Officer | Baltimore, MD |
| Gordon Margraff Bussard | Director | Baltimore, MD |
| Gordon Margraff Bussard | Executive Officer | Baltimore, MD |

## Other filings by this issuer (8)

| Filed | Form | Offering | Sold |
| --- | --- | --- | --- |
| [2025-01-21](https://search.stillhousedata.com/formd/0001716781-25-000001) | D/A | — | $1.1B |
| [2024-01-18](https://search.stillhousedata.com/formd/0001716781-24-000001) | D/A | — | $1.0B |
| [2023-01-18](https://search.stillhousedata.com/formd/0001716781-23-000001) | D/A | — | $999.0M |
| [2022-01-18](https://search.stillhousedata.com/formd/0001798029-22-000018) | D/A | — | $859.4M |
| [2021-01-15](https://search.stillhousedata.com/formd/0001839220-21-000005) | D/A | — | $672.1M |
| [2020-01-15](https://search.stillhousedata.com/formd/0001589230-20-000002) | D/A | — | $650.5M |
| [2019-01-15](https://search.stillhousedata.com/formd/0001716781-19-000002) | D/A | — | $592.2M |
| [2017-09-12](https://search.stillhousedata.com/formd/0001716781-17-000001) | D | — | $395.9M |

## More

- [CIK 1716781 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1716781&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/formd/0000905148-26-000280.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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