Arin Risk Advisors Llc
- Regulatory AUM
- $10.2B
- Discretionary
- $10.2B
- Clients
- 21
- Avg AUM / client
- $485M
- Accounts
- 21
- Employees
- 11
AUM over time
Annual snapshots from Form ADV filings · as of Mar 31, 2026
Who they serve
| Client type | Clients | AUM | % of AUM |
|---|---|---|---|
| High net worth individuals | 5 | $12.2M | 0.12% |
| Investment companies | 4 | $10.0B | 98.0% |
| Pooled investment vehicles (non-investment companies) | 1 | $1.4M | 0.01% |
| Other investment advisers | 10 | $181M | 1.78% |
| Insurance companies | 1 | $14.2M | 0.14% |
Private funds (1)
Reported in Form ADV Section 7.B.(1), filing of Oct 2024 · $2.6M combined gross assets
| Fund | Type | Domicile | Gross assets | Owners |
|---|---|---|---|---|
| Vegaex, Lp | Hedge Fund | Pennsylvania | $2.6M | 7 |
People (4)
roster as of Jul 20, 2026| Name | Role / title | Credentials | With firm since | Ownership |
|---|---|---|---|---|
| Joseph John Desipio | Managing Member | CFP Chartered Financial Consultant CFA | Aug 2009 (17y) | ≈ 18.75% – 50% via Arin Holdings Llc |
| Lawrence Howard Lempert | Managing Member | Oct 2011 (15y) | ≈ 18.75% – 50% via Arin Holdings Llc | |
| Ryan Michael Bailey | Registered representative | Jan 2013 (14y) | ||
| Benjamin Alfred Singer | Registered representative | Sep 2025 (1y) |
Entity owners (Schedule A/B)
| Entity | Title / status | Since | Sch. | Ownership |
|---|---|---|---|---|
| Arin Holdings Llc | Member | Apr 2010 | A | 75% or more |
Undisclosed: 0% – 25% of the firm is not attributable from the filed Schedule A bands.
Estimated effective ownership (look-through of filed bands):
- Joseph John Desipio: 25% – 50% of Arin Holdings Llc × 75% – 100% direct ≈ 18.75% – 50% of the firm
- Lawrence Howard Lempert: 25% – 50% of Arin Holdings Llc × 75% – 100% direct ≈ 18.75% – 50% 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, $2.6M gross assets)
| Fund | Type | Gross assets | Min. investment | Owners |
|---|---|---|---|---|
| Vegaex, Lp | Hedge Fund | $2.6M | $100K | 7 |
From Form ADV Section 7.B private fund reporting.
Documents (1 archived)
| Form | Period | Size | |
|---|---|---|---|
| Form ADV (full filing) | 03/31/2026 | 1.18 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
- • Hourly charges
- • Fixed fees
- • Performance-based fees
Services
- • Financial planning services
- • Portfolio management for individuals/small businesses
- • Portfolio management for investment companies
- • Portfolio management for pooled investment vehicles
- • Portfolio management for businesses/institutional clients
- • Selection of other advisers
- • Other services
Custody
Reported custodians
- Sg Americas Securities, Llc $4.7B (94% of AUM) Sep 2025
- Charles Schwab & Co. $121M (2% of AUM) Sep 2025
- Interactive Brokers $21.9M (0% of AUM) Mar 2026
- Osaic Wealth, Inc. $3.1M (0% of AUM) Mar 2026
Amounts as reported in ADV Item 5.K.(3) (custodians holding 10%+ of SMA assets).
Firm reports it does not have 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 31, 2026.
View current Form ADV (SEC/IAPD) ↗