Rock Springs Capital Management LP
● SEC registered since 2013CRD 168648SEC# 801-78511Baltimore, MD
Ranks #1,982 of 6,004 private fund managers by regulatory AUM.
Reg. AUM
$2.43B
Fund GAV
$2.43B
Private funds
2
Employees
17
Accounts
6
Location
Baltimore, MD
Rock Springs Capital Management LP assets under management
Rock Springs Capital Management LP is an SEC-registered investment adviser based in Baltimore, MD. The firm has been registered since 2013. It reports $2.4 billion in regulatory assets under management and employs 17 people. Rock Springs Capital Management LP manages 2 private funds with combined gross assets of $2.4 billion, including Rock Springs Capital Master Fund LP. By regulatory assets, it ranks 1,982 of 6,004 private fund managers.
Rock Springs Capital Management LP private funds
2 funds · $2.43B GAV| Fund | Type | Gross assets | Min. |
|---|---|---|---|
| Rock Springs Capital Master Fund LP | Hedge | $2.12B | $10M |
| Four Pines Master Fund LP | Hedge | $311.1M | $10M |
Rock Springs Capital Management LP owners & executives
7 reported| Name | Title | Ownership | Since |
|---|---|---|---|
| Aidan Hugh O'Connor | Chief Compliance Officer And General Counsel | Under 5% | 2022 |
| Gordon Margraf ("mark") Bussard Control | Member/Limited Partner | 50-75% | 2013 |
| Kris Harlan Jenner Control | Member/Limited Partner | 50-75% | 2013 |
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Join to unlock · $37/moFrequently asked questions
How much does Rock Springs Capital Management LP manage?
Rock Springs Capital Management LP reports $2.4 billion in regulatory assets under management on its Form ADV.
How many private funds does Rock Springs Capital Management LP manage?
Rock Springs Capital Management LP manages 2 private funds with combined gross assets of $2.4 billion.
How many employees does Rock Springs Capital Management LP have?
Rock Springs Capital Management LP reports 17 employees.
Where is Rock Springs Capital Management LP located?
Rock Springs Capital Management LP is based in Baltimore, MD and has been SEC-registered since 2013.
Does Rock Springs Capital Management LP disclose fund performance?
Rock Springs Capital Management LP is not required to publicly disclose fund returns. Form ADV filings include assets, ownership, and service providers, shown above.
Contact & registration
| Address | 650 S. Exeter Street, Suite 1070, Baltimore, MD 21202 |
| Phone | 410-220-0130 |
| Fax | 410-220-0144 |
| Office hours | 8:00 a.m. - 6:00 p.m. |
| SEC region | Philadelphia Regional Office (PLRO) |
| CIK | 1595725 |
| Discloses disciplinary history | No |
Regulatory AUM
$2.43B▼ 27%
Mar '25Form ADV, monthlyJun '26
How this firm compares
Regulatory AUMTop 20%
Larger than 80% of 16,271 advisers
AUM vs fund managersTop 33%
Larger than 67% of 6,004 private-fund managers
Number of fundsTop 63%
More funds than 37% of fund managers
EmployeesTop 28%
More than 72% of 16,825 advisers
Assets under management
$2.43Bregulatory AUM
Discretionary $2.43B
Service providers
Auditor
Prime broker
Custodian
Administrator