Online Registration

This registration is for current Siebert account holders only. If you do not yet have a Siebert account, please open a new account.

Please complete the form below to register for online access to all of your accounts.
If you have more than one account, please enter each account number you wish to access.

Are you a U.S. Citizen or Resident Alien? Yes No

Country of citizenship *

First Name *

Last Name *

Primary Phone *

Important: this must be the phone number associated with your Siebert account. Select your country from the dropdown for non-US numbers.

Email address *

Important: this must be the email address associated with your Siebert account.

We need to validate who you are before confirming your account.

An email has been sent to the following email address:

Please find the 6-digit code in the email and enter it below.

If you no longer have access to this email address, please contact customer service for assistance with updating your email address on file.

Enter code *

Didn't receive your code?

Click here to resend the email

You are about to create your new Username and Password in order to log in to Siebert's new trading portal. Please follow the instructions below.

Create a Username

Username requirements

Minimum of 6 characters
Must contain at least 1 alphabetical character
Must contain only alphabetical and numeric characters
Must not be the same as your password
Must not be the same as your account number
Must not be an email address

Username *

Username requirements

Minimum of 8 characters
Must contain at least 1 alphabetical character
Must contain only alphabetical and numeric characters
Must not be the same as your password
Must not be the same as your account number
Must not be an email address

Create a Password

Password requirements

Password must be between 8 and 20 characters in length
Must contain both alpha and numeric characters
Must contain lowercase and uppercase characters
Must contain non-alphanumeric characters such as: ! @ # $ ) (
Must not be the same as your account number

Password *

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Confirm Password *

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Password requirements

Password must be between 8 and 20 characters in length
Must contain both alpha and numeric characters
Must contain lowercase and uppercase characters
Must contain non-alphanumeric characters such as: ! @ # $ ) (
Must not be the same as your account number

Two-Factor Authentication Security

Please enter the primary email address and mobile phone number you would like associated to your user ID which will then be associated to all your accounts at Siebert for two-factor authentication.

Email Address *

Mobile Phone Number *

Country Code

Phone Number

Based on the previous information you provided you are about to associate all accounts at Siebert to your Username. Please make sure any accounts that you previously had access to you provide the account numbers below. Do not include any spaces or dashes.

Enter all account numbers that you wish to access online.

No symbols or spaces in account number. Click "Confirm" upon completing entry.

Account Number

Do you have additional accounts?