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

Name of Broker-dealer

BOK FINANCIAL SECURITIES, INC.

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

Address 1	ONE WILLIAMS CENTER
Address 2	PLAZA SOUTHEAST
City	TULSA
State/Country	OKLAHOMA
Mailing Zip/ Portal Code	74172

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

Name	Katie Dodson
Telephone Number	405-272-2526

Independent Public Accountant

Name - if individual, state last, first, and middle name	Ernst & Young LLP
Address 1	One Williams Center Suite 1700
City	Tulsa
State/Country	OKLAHOMA
Mailing Zip/ Postal Code	74172
Check One	Certified Public Accountant Certified Public Accountant not resident in United States or any of its possessions

Oath or Affirmation

I, Katie Dodson, swear (or affirm) that, to the best of my knowledge and belief the accompanying financial statement and supporting schedules pertaining to the firm of BOK FINANCIAL SECURITIES, INC., 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	Katie Dodson
Title	Chief Financial Officer

Notary Public

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