Cornwall Capital Management Lp
- Regulatory AUM
- $102M
- Discretionary
- $102M
- Clients
- 2
- Avg AUM / client
- $50.9M
- Accounts
- 2
- Employees
- 6
AUM over time
Reported AUM from Form ADV filings, plotted by filing date · as of Mar 26, 2026
Who they serve
| Client type | Clients | AUM | % of AUM |
|---|---|---|---|
| Pooled investment vehicles (non-investment companies) | 2 | $102M | 100.0% |
Private funds (1)
Reported in Form ADV Section 7.B.(1), filing of Mar 2024 · $301M combined gross assets
| Fund | Type | Domicile | Gross assets | Owners |
|---|---|---|---|---|
| Cornwall Master Lp master | Hedge Fund | Cayman Islands | $301M | 73 |
People (4)
| Name | Role / title | Credentials | With firm since | Ownership |
|---|---|---|---|---|
| Mai, James, A | Managing Member | Nov 2010 (16y) | ≈ 0% – 5% via Cmgp Llc | |
| De Swaan, J, C | Principal / Head Of Marketing | Feb 2011 (16y) | Less than 5% | |
| Bergen, Jon, Richard | Chief Operating Officer / Chief Compliance Officer / Chief Financial Officer / Principal | Nov 2011 (15y) | Less than 5% | |
| Hockett, Robert, B | Head Trader / Chief Risk Officer / Principal | Aug 2012 (14y) | Less than 5% |
Entity owners (Schedule A/B)
| Entity | Title / status | Since | Sch. | Ownership |
|---|---|---|---|---|
| Cmgp Llc | General Partner | Nov 2010 | A | Less than 5% |
Undisclosed: 0% – 25% of the firm is not attributable from the filed Schedule A bands.
Estimated effective ownership (look-through of filed bands):
- Mai, James, A: 75% – 100% of Cmgp Llc × 0% – 5% direct ≈ 0% – 5% of the firm
Roster from the IAPD representatives feed; ownership and acquisition dates from Form ADV Schedule A/B. "Since" is the earliest filed registration or acquisition date.
Private funds (1, $301M gross assets)
| Fund | Type | Gross assets | Min. investment | Owners |
|---|---|---|---|---|
| Cornwall Master Lp | Hedge Fund | $301M | $10.0M | 73 |
From Form ADV Section 7.B private fund reporting.
Documents (1 archived)
| Form | Period | Size | |
|---|---|---|---|
| Form ADV (full filing) | 03/26/2026 | 1.23 MB | View · PDF · Source ↗ |
Archived copies of the firm's regulatory filings, versioned by content hash.
Disciplinary disclosures
No disciplinary events reported on the firm's latest Form ADV filing.
How they charge
- • Percentage of assets under management
- • Performance-based fees
Services
- • Portfolio management for pooled investment vehicles
Custody
Firm reports having custody of client funds or securities (Item 9.A).
No custodian data reported or mined yet.
Source
All data on this page comes from this firm's Form ADV filings, reproduced without modification. Latest filing: Mar 26, 2026.
View current Form ADV (SEC/IAPD) ↗