Bienville Capital Management, Llc
- Regulatory AUM
- $4.5B
- Discretionary
- $1.8B
- Clients
- 90
- Avg AUM / client
- $49.5M
- Accounts
- 1,191
- Employees
- 27
AUM over time
Annual snapshots from Form ADV filings · as of Mar 10, 2026
Investments (13F portfolio — 73 positions, $550,028,391)
13F period Mar 31, 2026| # | Issuer | Class | Value | Shares | % of 13F | % of AUM |
|---|---|---|---|---|---|---|
| 1 | Sea Ltd | SPONSORD ADS | $44,729,574 | 540,147 | 8.13% | 1.0% |
| 2 | Etf Ser Solutions | APTUS COLLRD INV | $43,243,780 | 1,030,595 | 7.86% | 0.97% |
| 3 | Mercadolibre Inc | COM | $36,731,300 | 21,244 | 6.68% | 0.82% |
| 4 | Doordash Inc | CL A | $29,856,126 | 198,842 | 5.43% | 0.67% |
| 5 | Ciena Corp | COM NEW | $27,240,963 | 70,167 | 4.95% | 0.61% |
| 6 | Klaviyo Inc | COM SER A | $23,894,214 | 1,227,863 | 4.34% | 0.54% |
| 7 | Rubrik Inc. | CL A | $23,098,708 | 471,691 | 4.2% | 0.52% |
| 8 | State Str Spdr S&P 500 Etf T | TR UNIT | $20,602,137 | 31,591 | 3.75% | 0.46% |
| 9 | Datadog Inc | CL A COM | $20,112,296 | 170,371 | 3.66% | 0.45% |
| 10 | Klarna Group Plc | SHS | $18,195,532 | 1,390,033 | 3.31% | 0.41% |
| 11 | Samsara Inc | COM CL A | $17,647,020 | 556,864 | 3.21% | 0.4% |
| 12 | Etf Ser Solutions | APTUS DEFINED | $17,071,320 | 624,636 | 3.1% | 0.38% |
| 13 | Janus Detroit Str Tr | HENDRSON AAA CL | $17,042,969 | 337,007 | 3.1% | 0.38% |
| 14 | Affirm Hldgs Inc | COM CL A | $14,955,419 | 326,395 | 2.72% | 0.34% |
| 15 | Snowflake Inc | COM SHS | $14,870,399 | 98,597 | 2.7% | 0.33% |
| 16 | Robinhood Mkts Inc | COM CL A | $14,400,401 | 207,798 | 2.62% | 0.32% |
| 17 | Roblox Corp | CL A | $11,761,143 | 207,941 | 2.14% | 0.26% |
| 18 | Omada Health Inc | COM | $11,284,906 | 897,765 | 2.05% | 0.25% |
| 19 | Apple Inc | COM | $10,597,252 | 41,755 | 1.93% | 0.24% |
| 20 | Kaspi Kz Jsc | SPONSORED ADS | $9,988,266 | 134,849 | 1.82% | 0.22% |
| 21 | Mongodb Inc | CL A | $8,009,364 | 32,722 | 1.46% | 0.18% |
| 22 | Etf Ser Solutions | APTUS DRAWDOWN | $7,977,367 | 161,387 | 1.45% | 0.18% |
| 23 | Tesla Inc | COM | $6,891,130 | 18,537 | 1.25% | 0.15% |
| 24 | Alphabet Inc | CAP STK CL A | $6,676,568 | 23,218 | 1.21% | 0.15% |
| 25 | Amazon Com Inc | COM | $6,655,684 | 31,957 | 1.21% | 0.15% |
Top 25 of 73 positions from the manager's latest Form 13F · source filing (EDGAR) ↗. 13F covers long US-listed positions only. "% of AUM" is share of the firm's total regulatory AUM (Form ADV Item 5.F).
Who they serve
| Client type | Clients | AUM | % of AUM |
|---|---|---|---|
| Individuals (non-high net worth) | 8 | $3.5M | 0.08% |
| High net worth individuals | 53 | $967M | 21.7% |
| Pooled investment vehicles (non-investment companies) | 15 | $1.2B | 28.0% |
| Charitable organizations | Fewer than 5 clients | $285K | 0.01% |
| Corporations and other businesses | 14 | $2.2B | 50.2% |
Private funds (13)
Reported in Form ADV Section 7.B.(1), filing of Mar 2024 · $916M combined gross assets
People (11)
roster as of Jul 20, 2026| Name | Role / title | Credentials | With firm since | Ownership |
|---|---|---|---|---|
| Michael Cullen Thompson | Member / Chief Investment Officer | CFA | Jan 2009 (18y) | 25% – 50% |
| Reynolds, Ralph, Faden | Member | Jan 2009 (18y) | ≈ 7.5% – 25% via Moonpie Management, Llc | |
| William Herbert Stimpson | Member / Chief Executive Officer | Jan 2009 (18y) | 25% – 50% | |
| Stimpson, William, Sandys | Trustee Ralph F. Reynolds Children's Trust Of 2011 | Jan 2011 (16y) | 10% – 25% | |
| Brandon Downey Pilot | Member / Senior Analyst | May 2016 (10y) | Less than 5% | |
| Speer, Alan, Jeffrey | Chief Financial Officer | Jan 2017 (10y) | Less than 5% | |
| Penzell, Abigail, J | General Counsel / Chief Compliance Officer | May 2018 (8y) | Less than 5% | |
| Jemal, Michael, Aaron | Chief Operating Officer | Nov 2022 (4y) | Less than 5% | |
| Alexa Theodora Batt | Registered representative | Sep 2019 (7y) | ||
| Ryan Thomas Petersen | Registered representative | Dec 2020 (6y) | ||
| John Bartlett Donohue | Registered representative | Oct 2023 (3y) |
Entity owners (Schedule A/B)
| Entity | Title / status | Since | Sch. | Ownership |
|---|---|---|---|---|
| Moonpie Management, Llc | Member | Jan 2009 | A | 10% – 25% |
| Ralph F. Reynolds Children's Trust Of 2011 | Member | Jan 2011 | A | 10% – 25% |
Undisclosed: 0% – 20% of the firm is not attributable from the filed Schedule A bands.
Estimated effective ownership (look-through of filed bands):
- Reynolds, Ralph, Faden: 75% – 100% of Moonpie Management, Llc × 10% – 25% direct ≈ 7.5% – 25% 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 (13, $916M gross assets)
From Form ADV Section 7.B private fund reporting.
Documents (1 archived)
| Form | Period | Size | |
|---|---|---|---|
| Form ADV (full filing) | 03/10/2026 | 4.12 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
- • Fixed fees
- • Performance-based fees
Services
- • Portfolio management for individuals/small businesses
- • Portfolio management for pooled investment vehicles
- • Portfolio management for businesses/institutional clients
- • Selection of other advisers
- • Other services
Custody
Reported custodians
- Charles Schwab & Co. $392M (9% of AUM) Mar 2026
- National Financial Services (Fidelity) $200M (6% of AUM) Mar 2024
- Morgan Stanley $140M (4% of AUM) Mar 2024
Amounts as reported in ADV Item 5.K.(3) (custodians holding 10%+ of SMA assets).
Firm reports having custody of client funds or securities (Item 9.A).
Source
All data on this page comes from this firm's Form ADV filings, reproduced without modification. Latest filing: Mar 10, 2026.
View current Form ADV (SEC/IAPD) ↗