TW executive reports 10b5-1 sales of common stock

TW: Rule 144 notice of proposed sales of common stock by an executive under 10b5-1 plans.

Rhea-AI Filing Summary

TW: Rule 144 notice of proposed sales of common stock by an executive under 10b5-1 plans. The excerpt lists planned or reported dispositions of Common Stock tied to 02/10/2026, 03/18/2026, and 03/20/2026 with share amounts of 11,254, 3,212, and 1,005 respectively. The entries show gross proceeds in dollar amounts associated with each sale.

Insights

Equity Capital Markets Analyst

Routine Rule 144/10b5-1 sales by an executive; procedural disclosure rather than a strategic shift.

The filing lists multiple 10b5-1 sales by the named individual on 02/10/2026, 03/18/2026, and 03/20/2026, showing share counts and gross proceeds for each transaction. These entries are procedural disclosures under Rule 144 and appear to map to scheduled plan activity.

Because the transactions are presented as 10b5-1 sales, they are typically pre‑arranged; cash‑flow recipients and the broader impact on capitalization are not specified in the excerpt.

Key Figures

Sale on 02/10/2026: 11,254 shares Proceeds on 02/10/2026: $1,299,483.62 Sale on 03/18/2026: 3,212 shares +4 more

7 metrics

Sale on 02/10/2026 11,254 shares <date>02/10/2026</date> 10b5-1 sale

Proceeds on 02/10/2026 $1,299,483.62 Gross proceeds tied to the 02/10/2026 sale

Sale on 03/18/2026 3,212 shares <date>03/18/2026</date> 10b5-1 sale

Proceeds on 03/18/2026 $400,715.63 Gross proceeds tied to the 03/18/2026 sale

Sale on 03/20/2026 1,005 shares <date>03/20/2026</date> 10b5-1 sale

Proceeds on 03/20/2026 $125,760.57 Gross proceeds tied to the 03/20/2026 sale

Security type Common stock Listed as the class being sold

Key Terms

10b5-1, Rule 144, Performance Stock Units

3 terms

10b5-1 regulatory

"10b5-1 Sales for JUSTIN PETERSON 245 PARK AVENUE"

A 10b5-1 plan is a pre-set schedule that lets company insiders buy or sell shares according to written instructions made when they do not possess material, nonpublic information. Think of it as a timed automatic payment for stock trades: it helps insiders avoid accusations of trading on secret information and gives outside investors a clearer signal about whether sales are routine or potentially informative about the company’s prospects.

Rule 144 regulatory

"144: Securities To Be Sold"

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

Performance Stock Units financial

"Performance Stock Units | Issuer"

Performance stock units are a type of company award that grants employees shares of stock only if certain performance goals are met. They motivate employees to work toward specific company achievements, aligning their interests with those of shareholders. For investors, they can influence a company's future stock supply and reflect management’s confidence in reaching key targets.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does this Rule 144 filing mean for TW?

It notifies the market of proposed or reported sales of TW common stock by an executive. The filing lists specific 10b5-1 sales with dates, share counts, and gross proceeds but does not change company operations or capital structure.

How many shares did the executive sell under 10b5-1 plans?

The excerpt shows three reported 10b5-1 sales: 11,254 shares on 02/10/2026, 3,212 shares on 03/18/2026, and 1,005 shares on 03/20/2026. These are the amounts listed in the filing.

What dollar proceeds are shown in the filing for these sales?

The filing lists gross proceeds of $1,299,483.62 for the 02/10/2026 sale, $400,715.63 for the 03/18/2026 sale, and $125,760.57 for the 03/20/2026. These amounts appear next to each sale line.

Who executed these sales according to the excerpt?

The excerpt identifies the transactions as 10b5-1 sales for Justin Peterson, with an address line shown. The filing attributes the listed sales to that named person under the 10b5-1 plan entries.

Do these entries indicate company stock issuance or dilution for TW?

No; these entries report resales of existing common stock by an individual under Rule 144/10b5-1. They do not show new issuance, authorized share changes, or direct company proceeds in the excerpt provided.

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

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google Not now

Accepted by SEC EDGAR 04/15/2026 - 04:39 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001807231
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	TRADEWEB MARKETS INC.
SEC File Number	001-38860
Address of Issuer	245 PARK AVENUE New York NEW YORK 10167
Phone	6464306000
Name of Person for Whose Account the Securities are To Be Sold	JUSTIN PETERSON
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	21221	2576866.03	115657833	04/15/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	01/01/2026	Performance Stock Units	Issuer			21221	01/01/2026	N/A

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
10b5-1 Sales for JUSTIN PETERSON 245 PARK AVENUE New York NY 10167	Common	03/20/2026	1005	125760.57
10b5-1 Sales for JUSTIN PETERSON 245 PARK AVENUE New York NY 10167	Common	03/18/2026	3212	400715.63
10b5-1 Sales for JUSTIN PETERSON 245 PARK AVENUE New York NY 10167	Common	02/10/2026	11254	1299483.62

144: Remarks and Signature

Remarks
Date of Notice	04/15/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	11/03/2025
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Justin Peterson
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)