Tradeweb Markets Inc. (TW) CAO Amy Clack sells Class A shares

Rhea-AI Filing Summary

Tradeweb Markets Inc. officer Amy Clack reported selling a total of 1,677 shares of Class A common stock in open-market transactions. On February 10, 2026, she sold 838 shares and 839 shares at a price of $114.68 per share.

The sales were executed under a Rule 10b5-1 trading plan adopted on November 3, 2025. After these transactions, she directly owned 16,524 Class A shares and also held unvested restricted stock units scheduled to vest between March 2026 and January 2028, subject to continued employment.

Insider Trade Summary

Net Seller: 1,677 shares ($192,318)

Net Sell 2 txns

Insider Clack Amy

Role CAO and CRO

Sold 1,677 shs ($192K)

Type	Security	Shares	Price	Value
Sale	Class A common stock	838	$114.68	$96K
Sale	Class A common stock	839	$114.68	$96K

Holdings After Transaction: Class A common stock — 17,363 shares (Direct)

Footnotes (1)

1. This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 3, 2025. This amount includes (i) 2,434 unvested restricted stock units ("RSUs") in respect of the issuer's Class A common stock ("Class A Common Stock") that are scheduled to vest on January 1, 2027, (ii) 2,434 unvested RSUs in respect of Class A Common Stock that are scheduled to vest on January 1, 2028, and (iii) 6,627 unvested RSUs in respect of Class A Common Stock that are scheduled to vest in equal installments on March 17, 2026, March 17, 2027 and March 17, 2028, in each case, subject to the reporting person's continued employment through the applicable vesting date.

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

X

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Clack Amy

(Last) (First) (Middle)

TRADEWEB MARKETS INC.

245 PARK AVENUE

(Street)

NEW YORK NY 10167

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Tradeweb Markets Inc. [ TW ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	CAO and CRO

3. Date of Earliest Transaction (Month/Day/Year)
02/10/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class A common stock	02/10/2026		S(1)		838	D	$114.68	17,363(2)	D
Class A common stock	02/10/2026		S(1)		839	D	$114.68	16,524(2)	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 3, 2025.

2. This amount includes (i) 2,434 unvested restricted stock units ("RSUs") in respect of the issuer's Class A common stock ("Class A Common Stock") that are scheduled to vest on January 1, 2027, (ii) 2,434 unvested RSUs in respect of Class A Common Stock that are scheduled to vest on January 1, 2028, and (iii) 6,627 unvested RSUs in respect of Class A Common Stock that are scheduled to vest in equal installments on March 17, 2026, March 17, 2027 and March 17, 2028, in each case, subject to the reporting person's continued employment through the applicable vesting date.

Remarks:

	/s/ Douglas Friedman, Attorney-in-Fact for Amy Clack	02/12/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did TW officer Amy Clack report?

Amy Clack reported selling a total of 1,677 shares of Tradeweb Markets Inc. Class A common stock. The sales occurred in two trades of 838 and 839 shares at $114.68 per share in open-market transactions on February 10, 2026.

Was the Amy Clack stock sale in TW pre-planned under Rule 10b5-1?

Yes. The filing states the transactions were made under a Rule 10b5-1 trading plan adopted by Amy Clack on November 3, 2025. Such plans allow insiders to schedule trades in advance, helping separate trading decisions from later market-sensitive information.

How many TW shares does Amy Clack own after the reported sale?

After the reported transactions, Amy Clack directly owned 16,524 shares of Tradeweb Markets Inc. Class A common stock. This figure reflects her holdings immediately following the February 10, 2026 open-market sales disclosed in the Form 4 filing.

What unvested RSUs does TW officer Amy Clack hold?

Amy Clack’s holdings include unvested RSUs over Tradeweb Class A stock: 2,434 RSUs vesting January 1, 2027, 2,434 RSUs vesting January 1, 2028, and 6,627 RSUs vesting in equal installments on March 17, 2026, 2027, and 2028, subject to continued employment.

What is Amy Clack’s role at Tradeweb Markets Inc. (TW)?

Amy Clack is listed as an officer of Tradeweb Markets Inc., serving as CAO and CRO. The acronyms typically refer to Chief Accounting Officer and Chief Risk Officer, indicating senior responsibility over the company’s accounting and risk management functions.