MarketAxess Holdings Inc. (MKTX) has expanded its partnership with Arcesium by integrating its CP+ and TraX datasets into Arcesium's platforms, enabling institutional clients to access pricing, liquidity, and transaction data within their existing workflows. Building on the existing Repo Match service that handles over $700 billion in daily volume, this integration aims to strengthen MKTX's data and analytics business and create new monetization opportunities. However, MKTX shares have underperformed year-to-date, falling 9.3% against the industry's 0.9% growth.

Marex Group Limited announced that Chair Robert Pickering has stepped down after a three-year tenure that oversaw the company's transformation from a private firm to a NASDAQ-listed business with over $5 billion market capitalization. John Pietrowicz, former CFO of CME Group, has been appointed as the new Chair. The leadership transition comes as Marex continues its growth trajectory following its successful IPO in April 2024.

An analysis of profitable companies identifies NVIDIA, Hamilton Lane, and Marex Group as standout stocks based on high net profit margins and strong earnings growth. NVIDIA leads with a 63.7% net profit margin and 93.9% expected earnings growth, while Hamilton Lane shows 32.1% margin with 22.9% growth, and Marex Group demonstrates 17.4% margin with 46.4% growth. These stocks were selected from over 7,685 companies using criteria including Zacks Rank #1 rating, above-industry sales and net income growth, and strong broker recommendations.

Marex Group Limited announced that clients can now use USDC stablecoin as initial margin collateral in derivatives trading, enabled through partnerships with Circle and Coinbase. The initiative follows a December 2025 CFTC no-action letter permitting digital assets as collateral. This enables 24/7 collateral management at internet speed, with Coinbase providing custody and infrastructure support. Prime Trading LLC executed the first transaction using this capability.

Marex Group plc announced the pricing of a $500 million public offering of 5.680% Senior Notes due 2031 at par value. The notes are expected to close on April 21, 2026, with proceeds to be used for working capital, growth funding, and general corporate purposes. The offering received strong investor demand, reflecting confidence in Marex's strategy and liquidity profile.

Marex Group plc (Nasdaq: MRX) reported strong Q1 2026 results with revenues expected between $667-697 million (up from $467 million in Q1 2025) and adjusted profit before tax of $140-150 million (up 45-55% year-over-year). The company attributed its record performance to extreme market volatility and growing clearing client balances reaching approximately $16 billion on average.

Marex Group plc (NASDAQ: MRX) announced the filing of its annual report on Form 20-F for the fiscal year ended December 31, 2025 with the SEC on March 25, 2026. The report is available on the company's investor relations website, with hard copies available upon request.

Marex Group plc announced it will release its fiscal 2025 fourth quarter and full year results on March 3, 2026, followed by a conference call at 9am ET. The company will also host an investor day on March 26, 2026 in New York.

A class action lawsuit has been filed against Marex Group plc alleging false financial statements and undisclosed conflicts of interest during the period of May 16, 2024 to August 5, 2025.

Rosen Law Firm alerts Marex Group plc investors about an important December 8, 2025 deadline for a securities class action lawsuit, alleging financial misrepresentations during the period between May 16, 2024 and August 5, 2025.

Rosen Law Firm alerts Marex Group plc investors about a securities class action lawsuit alleging financial misstatements and misleading disclosures during May 16, 2024 to August 5, 2025 period.

Law firm Holzer & Holzer reminds investors of upcoming December 8, 2025 lead plaintiff deadlines for shareholder class action lawsuits against multiple companies, alleging false statements and potential financial misconduct.