How many email patterns does Group One Trading use?

Group One Trading uses 6 known email patterns.

What domain does Group One Trading use for work emails?

Group One Trading uses group1.com for work email addresses.

Most Common Email Formats at Group One Trading

Group One Trading's most common email format is First.Last@group1.com (ex. John.Doe@group1.com), used for 97% of group1.com addresses. Group One Trading uses 4 email patterns.

@group1.com

4 patterns

Format	Example	Share of group1.com
First.Last@group1.comMost common	John.Doe@group1.com	97%
First.Middle@group1.com	John.Michael@group1.com	1%
FLast@group1.com	JDoe@group1.com	1%
First@group1.com	John@group1.com	1%

Need a specific person's email?

Browse Group One Trading's employee directory (about 135 employees) and reveal verified emails free.

Frequently Asked Questions

What does Group One Trading do?

Group One Trading was founded in 1989 and operates in the Financial Services industry, alongside similar companies like Flow Traders, IMC and Virtu Financial. You can visit group1.com or contact Group One Trading's headquarters by phone at

+1-312-294-****

. Explore Group One Trading's company overview page for more information.

What is Group One Trading's email address format?

Group One Trading's email format typically follows the pattern of First.Last@group1.com; this email format is used 97% of the time. Other contacts within LeadIQ's database had email formats such as First.Middle@group1.com and FLast@group1.com. Looking for more contact data? Unlock accurate emails and phone numbers from millions of profiles verified in real-time.

How many employees does Group One Trading have currently?

Group One Trading has approximately 135 employees as of October 2026. Key team members to contact include Chief Executive Officer: A. S., Chief Executive Officer: B. S. and Chief Executive Officer: G. S. For more team information and contact data, explore Group One Trading's employee directory with LeadIQ.

Group One Trading Email Format

Financial ServicesIllinois, United States51-200 Employees

Group One Trading operates as a proprietary trading firm that concentrates on market-making in US equity options. The company leverages risk management and software development to support its trading activities. It is based in Chicago, Illinois, and describes itself as a midsize firm that prioritizes employee growth and recognizes performance over hours worked.

In providing liquidity in the US equity options market, Group One aims to enable smoother price discovery for market participants. The firm operates within the financial services industry and emphasizes developing its people alongside its trading operations.

Most common format

First.Last@group1.com

Example: John.Doe@group1.com

4 patterns. See all formats

Verify a Group One Trading email address

Free with a LeadIQ account. No credit card.

Ready to create more pipeline?

Get a demo and discover why thousands of SDR and Sales teams trust LeadIQ to help them build pipeline confidently.

Everything for prospecting,
in one platform.

What you can expect from LeadIQ:

B2B data verified in real-time
Sync data to your CRM, & add it to an outreach sequence in one click
Integrations with your tech stack for optimal efficiency
A patented AI cold email generator
Account & contact-level job change tracking

Ready to create more pipeline?

Get a demo and discover why thousands of SDR and Sales teams trust
LeadIQ to help them build pipeline confidently.

Most Common Email Formats at Group One Trading

@group1.com

Need a specific person's email?

Frequently Asked Questions

What does Group One Trading do?

What is Group One Trading's email address format?

How many employees does Group One Trading have currently?

Group One Trading Email Format

Ready to create more pipeline?

Everything for prospecting,in one platform.

What you can expect from LeadIQ:

Ready to create more pipeline?

Everything for prospecting,
in one platform.