Siebert Advisornxt, LLC.
Registered investment adviser · New York, NY · CRD #288572
Form ADV data as of 2026-09-01Regulatory assets
$391.5 million
Total accounts
973
Employees
43
Disclosure events
0
Firm details
- Website: http://www.siebertnxt.com
- Telephone: 800-872-0444
- SEC file number: 801-110718
- Most recent Form ADV filing: 2026-03-25
- SEC record: View this firm on the SEC's IAPD site
Disciplinary disclosures
This firm answered No to every Item 11 disciplinary question on its most recent Form ADV filing.
Assets and accounts
| Provides continuous and regular supervisory or management services | Yes |
| Discretionary regulatory assets under management | $0 |
| Non-discretionary regulatory assets under management | $391.5 million |
| Total regulatory assets under management | $391.5 million |
| Discretionary accounts | 0 |
| Non-discretionary accounts | 973 |
| Total accounts | 973 |
| Regulatory assets under management attributable to non-U.S. persons | $1.4 million |
People
| Total employees (excluding clerical) | 43 |
| Employees performing investment advisory functions (including research) | 32 |
| Employees who are registered representatives of a broker-dealer | 43 |
| Employees registered as investment adviser representatives with a state | 43 |
| Employees registered as IARs for another investment adviser | 0 |
| Employees who are licensed insurance agents | 5 |
| Firms or persons who solicit advisory clients on the firm's behalf | 0 |
Custody
| Has custody of client cash or bank accounts | No |
| Has custody of client securities | No |
| A related person has custody of client cash or bank accounts | Yes |
| A related person has custody of client securities | Yes |
| Client funds and securities held in a related person's custody | $35.8 million |
| Clients for whom a related person has custody | 49 |
| The firm acts as a qualified custodian | No |
| A related person acts as a qualified custodian | Yes |
| Number of persons acting as qualified custodians for the firm's clients | 2 |
How the firm is compensated
Advisory services offered
Affiliated related persons
Reported conflicts of interest
Form ADV Items 8 asks advisers to disclose arrangements that may create a conflict with client interests. This firm answered Yes to:
- Brokers or dealers selected under 8.C.(3) are related persons
- Recommends brokers or dealers to clients
- Brokers or dealers recommended under 8.E. are related persons
Client types
| Type of client | Clients | Assets |
|---|---|---|
| Individuals (other than high net worth individuals) | 880 | $208.7 million |
| High net worth individuals | 93 | $182.8 million |