Tradeweb Markets Inc. (NASDAQ:TW) reported insider sales by Chief Technology Officer Justin Peterson in mid-March 2026 while the company continued to announce product expansions and solid quarterly results.
According to a Form 4 filing with the Securities and Exchange Commission, Peterson sold 3,212 shares of Class A common stock on March 18, 2026, for an aggregate proceeds of approximately $400,715. The shares were transacted at prices between $123.32 and $125.86. The sale was carried out under a Rule 10b5-1 trading plan that Peterson adopted on November 3, 2025.
The filing also shows Peterson completed an additional disposition one day earlier. On March 17, 2026, he sold 1,241 shares to satisfy tax obligations arising from the settlement of restricted stock units. That transaction was recorded at a price of $126.17, generating proceeds of $156,576. In the same sequence of filings, Peterson is shown to have received three shares of Class A common stock without cost in connection with dividend equivalent rights.
After these moves, Peterson's direct holdings in Tradeweb total 58,517 Class A shares, a figure that the filing says includes unvested restricted stock units.
Market context in the filings notes Tradeweb's share price at $126.03 and a market capitalization of $29.67 billion. Independent analysis from InvestingPro cited in the filing indicates Tradeweb may be undervalued at current levels, pointing to a PEG ratio of 0.52. The notice indicates a Pro Research Report is available for Tradeweb and more than 1,400 other U.S. equities for investors seeking deeper data.
The insider activity coincides with corporate updates highlighting quarterly performance and product initiatives. Tradeweb reported fourth-quarter 2025 earnings per share of $0.87, exceeding the $0.84 analyst expectation. The company recorded record quarterly revenue of $521.2 million versus an anticipated $515.54 million.
On the product and strategic front, Tradeweb expanded its dealer algorithmic execution offering for U.S. Treasuries to incorporate strategies from Citi and RBC Capital Markets. The expansion builds on the company’s initial U.S. launch of these capabilities last year.
Operational metrics released in the same period showed a 23.4% increase in February trading volume, with total trading reaching $61.8 trillion and an average daily volume of $3.1 trillion. Tradeweb also announced a partnership with regulated prediction market platform Kalshi intended to improve institutional access to event contracts and prediction market data; as part of that relationship, Tradeweb made a minority investment in Kalshi.
These filings and company disclosures together present a snapshot of executive liquidity activity alongside corporate growth initiatives and financial results. The SEC Form 4 entries document the precise timing, prices and mechanisms for Peterson's sales and subsequent holdings, while company reporting provides consolidated financial and operational context.
Key points
- CTO Justin Peterson sold 3,212 Class A shares on March 18, 2026, for approximately $400,715 under a Rule 10b5-1 plan adopted November 3, 2025.
- Peterson also sold 1,241 shares on March 17, 2026, to cover taxes from RSU settlement and received three shares as dividend equivalents; he now directly owns 58,517 Class A shares including unvested RSUs.
- Tradeweb reported Q4 2025 EPS of $0.87 on record quarterly revenues of $521.2 million and expanded U.S. Treasuries dealer algorithmic strategies while partnering with and investing in Kalshi.
Risks and uncertainties
- Insider sales may be interpreted variably by investors; the transactions were executed under a pre-established Rule 10b5-1 plan - relevant to equity and technology sector investor sentiment.
- Forward-looking valuation measures cited - including a PEG ratio of 0.52 from InvestingPro - are analysis tools and do not guarantee future performance, affecting investor assessment in financials and electronic trading markets.
- Operational expansions and partnerships, such as the incorporation of Citi and RBC Capital Markets strategies into dealer algos and the minority investment in Kalshi, carry execution and integration risks that could influence market services and institutional product adoption.