Company lists · Data verified August 2026

Top 25 Algorithmic trading software companies based in Chicago, United States

Name: Algorithmic trading software companies based in Chicago, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 67 companies tracked

There are 67 algorithmic trading software companies headquartered in Chicago, United States (RevenueBase, August 2026). RevenueBase tracks 4,545 professional contacts across them, including 890 with verified work emails and 1,043 with mobile numbers. New York is the largest hub.

This list covers algorithmic trading software companies headquartered in Chicago, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

67Companies

4,545Contacts tracked

890Verified emails

1,043Mobile numbers

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The 25 largest algorithmic trading software companies based in Chicago, United States

Ranked by team size

Top 25 of 67 algorithmic trading software companies based in Chicago, United States, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Topstep	Chicago, IL	n/a	2,934	138
2	Ninjatrader	Chicago, IL	201-500	432	217
3	Transmarket Group	Chicago, IL	51-200	157	87
4	Simplex Trading LLC	Chicago, IL	51-200	111	94
5	Eagle Seven	Chicago, IL	51-200	108	97
6	Spiderrock	Chicago, IL	51-200	95	79
7	Sterling Trading Tech	Chicago, IL	51-200	70	39
8	HC Technologies, LLC	Chicago, IL	51-200	60	8
9	Valkyrie Trading	Chicago, IL	51-200	56	26
10	Quick Suite Trading Computer Voice Systems	Chicago, IL	51-200	54	32
11	Charlesworth Research	Chicago, IL	11-50	27	16
12	Spot Trading LLC	Chicago, IL	51-200	24	1
13	Cognitive Capital, LLC	Chicago, IL	11-50	23	11
14	SG CAP Trading, LLC	Chicago, IL	11-50	20	14
15	Deep Value	Chicago, IL	11-50	17	2
16	TAS Professional	Chicago, IL	1-10	13	2
17	Cunningham Trading Systems	Chicago, IL	11-50	11	4
18	Feis Trading	Chicago, IL	11-50	7	3
19	Zephyr Capital	Chicago, IL	1-10	6	2
20	Robosig	Chicago, IL	1-10	5	4
21	Clear Capital Group, LLC	Chicago, IL	11-50	4	2
22	Harmonic	Chicago, IL	1-10	3	3
23	Option Financial LLC	Chicago, IL	1-10	3	1
24	Barton Capital Group	Chicago, IL	1-10	2	2
25	Kapital Trading	Chicago, IL	11-50	2	1

Showing 25 of 67 algorithmic trading software companies based in Chicago, United States

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Algorithmic trading software companies based in Chicago, United States at a glance

As of Aug 28, 2026

11-50Median size (employees)

New YorkLargest hub · 115 HQs

1,043Contacts with mobile numbers

3Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

Algorithmic trading software companies by metro in the United States

Metro	Companies
Algorithmic trading software companies in New York	115
Algorithmic trading software companies in Chicago	67
Algorithmic trading software companies in Miami	24
Algorithmic trading software companies in San Francisco	22
Algorithmic trading software companies in Los Angeles	15
Algorithmic trading software companies in Austin	14
Algorithmic trading software companies in Orlando	10

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “algorithmic trading software companies”, with match quality audited by blind human judging, and headquartered in Chicago, United States.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Contact records re-verify on a rolling cadence; 3 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many algorithmic trading software companies are there based in Chicago, United States?

There are 67 algorithmic trading software companies headquartered in Chicago, United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Topstep, headquartered in Chicago, tops this list with the largest team on record.

Which city has the most algorithmic trading software companies?

New York leads with 115 headquartered companies, followed by Chicago (67) and Miami (24).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 890 verified decision-maker contacts tracked across these 67 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph, the same data that powers RevenueBase's B2B data products and the free research portal.