Tradeweb CAO awarded 6,429 RSUs

Clack Amy reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Clack Amy reported acquisition or exercise transactions in this Form 4 filing.

Tradeweb Markets Inc. Chief Administrative Officer Amy Clack received an equity compensation award of 6,429 restricted stock units (RSUs) tied to Class A common stock. These RSUs are scheduled to vest in three equal installments on the first, second and third anniversaries of March 15, 2026, subject to her continued employment. Following this grant, she holds 22,953 shares and RSUs in total, including earlier unvested RSU awards scheduled to vest on January 1, 2027 and 2028, March 17, 2026, 2027 and 2028, and March 15, 2027, 2028 and 2029.

Insider Trade Summary

Grant/Award: 6,429 shares

Grant/Award 1 txn

Insider Clack Amy

Role Chief Administrative Officer

Type	Security	Shares	Price	Value
Grant/Award	Class A common stock	6,429	$0.00	$0.00

Holdings After Transaction: Class A common stock — 22,953 shares (Direct)

Footnotes (2)

1. F1. The reported transaction is an award of restricted stock units ("RSUs") in respect of the issuer's Class A common stock ("Class A Common Stock"). Subject to the reporting person's continued employment through the applicable vesting date, these RSUs are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 15, 2026.
2. F2. This amount includes (i) 2,434 unvested RSUs in respect of the 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, (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 and (iv) 6,429 unvested RSUs in respect of Class A Common Stock that are scheduled to vest in equal installments on March 15, 2027, March 15, 2028 and March 15, 2029, in each case, subject to the reporting person's continued employment through the applicable vesting date.

FAQ

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What did Tradeweb (TW) executive Amy Clack report in this Form 4?

Amy Clack reported receiving 6,429 restricted stock units of Class A common stock as equity compensation. The award is contingent on her continued employment and vests over three years, adding to her existing unvested RSU holdings at Tradeweb Markets Inc.

How many Tradeweb (TW) shares and RSUs does Amy Clack hold after this grant?

After the award, Amy Clack holds 22,953 shares and RSUs in total. This figure includes the newly granted 6,429 RSUs plus multiple prior unvested RSU tranches scheduled to vest between March 2026 and March 2029, assuming she remains employed.

What is the vesting schedule for Amy Clack’s new 6,429 RSUs at Tradeweb (TW)?

The 6,429 RSUs vest in three equal installments on the first, second and third anniversaries of March 15, 2026. Each vesting is subject to Amy Clack’s continued employment with Tradeweb Markets Inc. through the respective vesting date.

Are Amy Clack’s Tradeweb (TW) RSUs an open-market share purchase?

No, the 6,429 RSUs are a compensation grant, not an open-market purchase. They were awarded at a stated price of $0.00 per share and will convert into Class A common stock only as they vest over time, subject to employment conditions.

What other unvested RSUs does Amy Clack hold at Tradeweb (TW)?

Her holdings include 2,434 unvested RSUs vesting on January 1, 2027; 2,434 unvested RSUs vesting on January 1, 2028; 6,627 unvested RSUs vesting in equal installments on March 17, 2026, 2027 and 2028; and 6,429 unvested RSUs vesting on March 15, 2027, 2028 and 2029.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 03/17/2026 - 04:12 PM Learn about SEC filing dates

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).

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)
	Chief Administrative Officer

3. Date of Earliest Transaction (Month/Day/Year)
03/15/2026

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	03/15/2026		A(1)		6,429	A	$0	22,953(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. The reported transaction is an award of restricted stock units ("RSUs") in respect of the issuer's Class A common stock ("Class A Common Stock"). Subject to the reporting person's continued employment through the applicable vesting date, these RSUs are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 15, 2026.

2. This amount includes (i) 2,434 unvested RSUs in respect of the 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, (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 and (iv) 6,429 unvested RSUs in respect of Class A Common Stock that are scheduled to vest in equal installments on March 15, 2027, March 15, 2028 and March 15, 2029, 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	03/17/2026
	** 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.