Peterson Justin 4

4 · Tradeweb Markets Inc. · Filed Feb 12, 2026

AI-generated summary of this filing

Updated Feb 12, 2026

Tradeweb (TW) CTO Justin Peterson Sells 11,254 Shares

What Happened

Justin Peterson, Chief Technology Officer of Tradeweb Markets Inc. (TW), sold 11,254 shares of Class A common stock in an open-market transaction on February 10, 2026. The weighted average sale price was $115.47, generating gross proceeds of approximately $1,299,484. This disposition was effected pursuant to a Rule 10b5-1 trading plan adopted on November 3, 2025.

Key Details

Transaction date: February 10, 2026 (reported February 12, 2026 — timely Form 4 filing).
Transaction type: Sale (S), open market; 11,254 shares disposed.
Price: Weighted average $115.47; individual trade prices ranged from $113.525 to $116.86 (report notes multiple trades).
Gross proceeds: ~$1,299,484.
Shares owned after the transaction: Not specified in the provided excerpt of the filing.
Notable footnotes:
- F1: Sale under a Rule 10b5-1 plan adopted Nov 3, 2025.
- F2: Weighted-average pricing; reporting person will provide breakdown on request.
- F3: Reporting person retains unvested RSUs totaling 16,399 units (4,576 vest 3/15/2026; 5,095 vest in equal installments on 3/15/2026 and 3/15/2027; 6,728 vest in equal installments on 3/17/2026, 3/17/2027 and 3/17/2028), subject to continued employment.

Context

The sale was executed under a pre-established 10b5-1 trading plan, which allows insiders to sell shares according to a preset schedule and is commonly used to avoid timing disputes; it does not, by itself, indicate the insider’s current view of the company. The filing appears timely (Form 4 filed two days after the transaction).

Form 4

Period: 2026-02-10

Chief Technology Officer

Transactions

Sale
Class A common stock
[F1][F2][F3]
2026-02-10$115.47/sh−11,254$1,299,484→ 58,841 total

Footnotes (3)

[F1]This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 3, 2025.
[F2]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.
[F3]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.

Signature

/s/ Douglas Friedman, Attorney-in-Fact for Justin Peterson|2026-02-12

1 file