Yaupon Capital Management Lp
- Regulatory AUM
- $4.7B
- Discretionary
- $4.7B
- Clients
- 7
- Avg AUM / client
- $669M
- Accounts
- 7
- Employees
- 20
AUM over time
Annual snapshots from Form ADV filings · as of Mar 31, 2026
Who they serve
| Client type | Clients | AUM | % of AUM |
|---|---|---|---|
| Pooled investment vehicles (non-investment companies) | 7 | $4.7B | 100.0% |
Private funds (2)
Reported in Form ADV Section 7.B.(1), filing of Sep 2024 · $2.8B combined gross assets
| Fund | Type | Domicile | Gross assets | Owners |
|---|---|---|---|---|
| Yaupon Master Fund Lp master | Hedge Fund | Cayman Islands | $2.8B | 111 |
| Yaupon Enhanced Master Fund Lp master | Hedge Fund | Cayman Islands | $0 | 0 |
People (7)
roster as of Jul 20, 2026| Name | Role / title | Credentials | With firm since | Ownership |
|---|---|---|---|---|
| Pattyn, Steven, James | Partner, Chief Investment Officer | Feb 2018 (9y) | ≈ 0% – 5% via Yaupon Capital Management Gp Llc | |
| Burkley, Robert, Benjamin | Chief Operating Officer And Partner | Aug 2018 (8y) | 5% – 10% | |
| Flaherty, Lisa, Mary | Chief Compliance Officer, Chief Financial Officer | Aug 2018 (8y) | Less than 5% | |
| Lebowitz, Brandon, Joshua | Partner | Sep 2021 (5y) | 5% – 10% | |
| Pattyn, Carol, Ruby | Trustee Of Steven Pattyn Family Trust Dated 3/31/2022 | Jul 2022 (4y) | 10% – 25% | |
| Pattyn, Elizabeth, Kiernan | Trustee Of Steven Pattyn Family Trust Dated 3/31/2022 | Jul 2022 (4y) | 10% – 25% | |
| Suketu P Mehta | Registered representative | Jun 2022 (4y) |
Entity owners (Schedule A/B)
| Entity | Title / status | Since | Sch. | Ownership |
|---|---|---|---|---|
| Steven Pattyn Family Trust Dated 3/31/2022 | Partner | Jul 2022 | A | 10% – 25% |
| Yaupon Capital Management Gp Llc | General Partner | Aug 2018 | A | Less than 5% |
Undisclosed: 0% – 10% of the firm is not attributable from the filed Schedule A bands.
Estimated effective ownership (look-through of filed bands):
- Pattyn, Steven, James: 75% – 100% of Yaupon Capital Management Gp 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 (2, $2.8B gross assets)
| Fund | Type | Gross assets | Min. investment | Owners |
|---|---|---|---|---|
| Yaupon Master Fund Lp | Hedge Fund | $2.8B | $1.0M | 111 |
| Yaupon Enhanced Master Fund Lp | Hedge Fund | $0 | $1.0M | 0 |
From Form ADV Section 7.B private fund reporting.
Documents (1 archived)
| Form | Period | Size | |
|---|---|---|---|
| Form ADV (full filing) | 03/31/2026 | 1.51 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 31, 2026.
View current Form ADV (SEC/IAPD) ↗