Tradeweb (TW) CTO Justin Peterson sells 11,254 shares in 10b5-1 trade

Rhea-AI Filing Summary

Tradeweb Markets Inc. Chief Technology Officer Justin Peterson reported an open-market sale of 11,254 shares of Class A common stock on February 10, 2026. The shares were sold under a pre-arranged Rule 10b5-1 trading plan adopted on November 3, 2025, at a weighted average price of $115.4686 per share, with individual trade prices ranging from $113.525 to $116.86.

Following this transaction, Peterson beneficially owns 58,841 shares, including unvested restricted stock units. These comprise 4,576 RSUs scheduled to vest on March 15, 2026; 5,095 RSUs vesting in equal installments on March 15, 2026 and March 15, 2027; and 6,728 RSUs vesting in equal installments on March 17, 2026, March 17, 2027 and March 17, 2028, all contingent on continued employment.

Insider Trade Summary

Net Seller: 11,254 shares ($1,299,484)

Net Sell 1 txn

Insider Peterson Justin

Role Chief Technology Officer

Sold 11,254 shs ($1.30M)

Type	Security	Shares	Price	Value
Sale	Class A common stock	11,254	$115.4686	$1.30M

Holdings After Transaction: Class A common stock — 58,841 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. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $113.525 to $116.86, inclusive. The reporting person undertakes to provide the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote. This amount includes (i) 4,576 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 March 15, 2026, (ii) 5,095 unvested RSUs in respect of Class A Common Stock that are scheduled to vest in equal installments on March 15, 2026 and March 15, 2027, and (iii) 6,728 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^*

Peterson Justin

(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 Technology Officer

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)		11,254	D	$115.4686(2)	58,841(3)	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. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $113.525 to $116.86, inclusive. The reporting person undertakes to provide the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

3. This amount includes (i) 4,576 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 March 15, 2026, (ii) 5,095 unvested RSUs in respect of Class A Common Stock that are scheduled to vest in equal installments on March 15, 2026 and March 15, 2027, and (iii) 6,728 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 Justin Peterson	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 Tradeweb (TW) report for Justin Peterson?

Tradeweb reported that Chief Technology Officer Justin Peterson sold 11,254 shares of Class A common stock. The sale occurred on February 10, 2026 as an open-market transaction executed under a pre-arranged Rule 10b5-1 trading plan adopted on November 3, 2025.

At what price did Justin Peterson sell Tradeweb (TW) shares?

Justin Peterson’s reported sale had a weighted average price of $115.4686 per Tradeweb Class A share. The filing notes multiple trades, with individual prices ranging from $113.525 to $116.86, and offers to provide exact breakdowns to the issuer, holders, or SEC staff on request.

How many Tradeweb (TW) shares does Justin Peterson own after the sale?

After the reported sale, Justin Peterson beneficially owns 58,841 Tradeweb Class A shares. This figure includes unvested restricted stock units scheduled to vest between March 2026 and March 2028, subject to his continued employment through the applicable vesting dates specified.

Was the Tradeweb (TW) insider sale by Justin Peterson under a 10b5-1 plan?

Yes. The filing states that Justin Peterson’s sale was executed under a Rule 10b5-1 trading plan. That plan was adopted on November 3, 2025, allowing trades to occur automatically according to preset instructions, helping separate personal trading from day-to-day corporate information.

What restricted stock units (RSUs) does Justin Peterson hold in Tradeweb (TW)?

Justin Peterson’s beneficial holdings include 4,576 RSUs vesting March 15, 2026; 5,095 RSUs vesting in equal parts on March 15, 2026 and March 15, 2027; and 6,728 RSUs vesting in equal parts on March 17, 2026, March 17, 2027 and March 17, 2028, if he remains employed.

What role does Justin Peterson hold at Tradeweb (TW)?

Justin Peterson is identified as an officer of Tradeweb Markets Inc., serving as Chief Technology Officer. The Form 4 notes he is not a director or 10% owner, and the reported transaction reflects his direct ownership in the company’s Class A common stock.