Amendment to Information Required of Brokers and Dealers (Form X-17A-5/A)

Report for the Period Beginning	01-01-2025
and Ending	12-31-2025
Type of Registrant	Broker-dealer
	OTC derivatives dealer

Material Weakness
Does this submission include an accountant's report covering the compliance report that indentifies one or more material weaknesses?	Yes No
Please describe what information is being amended with this filing.	The CTC LLC 2025 confidential and public financial reports were originally submitted with the Oath pages missing. This was an unintentional omission when creating the final reports for submission. These versions have those pages now included.

Name of Broker-dealer

CTC, LLC

Address of Principal Place of Business (Do not use P.O. Box No.)

Address 1	425 S. FINANCIAL PLACE
Address 2	4TH FLOOR
City	CHICAGO
State/Country	ILLINOIS
Mailing Zip/ Portal Code	60605

Name and Telephone Number of Person to Contact in Regard to this Report

Name	Lisa Pope
Telephone Number	3128638012

Independent Public Accountant

Name - if individual, state last, first, and middle name	RSM US LLP
Address 1	30 South Wacker Dr Suite 3300
City	Chicago
State/Country	ILLINOIS
Mailing Zip/ Postal Code	60606
Check One	Certified Public Accountant Certified Public Accountant not resident in United States or any of its possessions

Oath or Affirmation

I, Brett Estell, swear (or affirm) that, to the best of my knowledge and belief the accompanying financial statement and supporting schedules pertaining to the firm of CTC, LLC, as of 12-31-2025, are true and correct. I further swear (or affirm) that neither the company nor any partner, proprietor, principal officer or director has any proprietary interest in any account classified solely as that of a customer, except as follows:

Signature	Brett Estell
Title	President

Notary Public

Checking this box acknowledges that this oath or affirmation has been notarized.