Sunstone Asset Management, Lp
SEC-registered
Private Fund Manager · Small ($100M–$1B)
CRD 328895
· SEC file 801-133932
· New York, NY
· www.sunstoneam.com
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ADV data as of Mar 23, 2026
- Regulatory AUM
- $220M
- Discretionary
- $220M
- Clients
- 4
- Avg AUM / client
- $55.1M
- Accounts
- 4
- Employees
- 4
AUM over time
$181M
$220M
Jun 23, 2025
Mar 23, 2026
Reported AUM from Form ADV filings, plotted by filing date · as of Mar 23, 2026
Who they serve
| Client type | Clients | AUM | % of AUM |
|---|---|---|---|
| Pooled investment vehicles (non-investment companies) | 4 | $220M | 100.0% |
Private funds (1)
Reported in Form ADV Section 7.B.(1), filing of Aug 2024 · $5.8M combined gross assets
| Fund | Type | Domicile | Gross assets | Owners |
|---|---|---|---|---|
| Sunstone Master Fund, Ltd. master | Hedge Fund | Cayman Islands | $5.8M | 7 |
Private funds (1, $5.8M gross assets)
| Fund | Type | Gross assets | Min. investment | Owners |
|---|---|---|---|---|
| Sunstone Master Fund, Ltd. | Hedge Fund | $5.8M | $3.0M | 7 |
From Form ADV Section 7.B private fund reporting.
Documents (1 archived)
| Form | Period | Size | |
|---|---|---|---|
| Form ADV (full filing) | 03/23/2026 | 1.22 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 23, 2026.
View current Form ADV (SEC/IAPD) ↗