October 2025's Top 10 Financial Transactions

Top 10 Financial Transactions | October 2025

Top 10 Financial Transactions | October 2025
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For deal sourcers, staying current on private company activity is critical to spotting active buyers, tracking market trends, and uncovering emerging investment opportunities ahead of competitors. 

In October alone, we added more than 3,000 new private company transactions, bringing the total to over 8,000 searchable deals across sectors, industries, and transaction types in Dakota Marketplace

Inside Dakota Marketplace, you’ll find the transactions tab that provides structured, filterable data on deal types, values, and dates, while our editorial team curates daily updates through the dakota transactions newsletter, helping you cut through the noise and focus on what matters most.

To ensure the most comprehensive coverage of private market activity, Dakota monitors over 10,000 websites including company websites, newswires, and numerous third-party news providers to capture and verify transaction data as it happens.

Below are the top 10 financial transactions.

1. Mr. Cooper Group - Strategic Acquisition

  • Transaction Date: 10/1/2025
  • Industry: Consumer Finance
  • Type: Acquisition / Merger
  • Transaction Value: $14.2B
  • Participants: Rocket Companies Inc, Mr. Cooper Group, J.P. Morgan Securities LLC, Paul, Weiss, Rifkind, Wharton & Garrison LLP, Citigroup Global Markets, Wachtell, Lipton, Rosen & Katz, and Bradley Corporation

Rocket Companies completed its $14.2 billion acquisition of Mr. Cooper Group, uniting the nation’s largest home loan originator with the largest mortgage servicer. The combined company will manage a servicing portfolio of nearly 10 million homeowners.

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2. Convex - Strategic Acquisition 

  • Transaction Date: 10/30/2025
  • Industry: Insurance
  • Type: Strategic Acquisition
  • Transaction Value: $7B
  • Participants: Debevoise & Plimpton LLP, American International Group Inc, Onex Partners, Convex, Goldman Sachs & Co. LLC, Latham & Watkins LLP, Torys LLP, Morgan Stanley Investment Banking, Wachtell, Lipton, Rosen & Katz, Evercore Investment Bank, and Weil Gotshal & Manges LLP

Onex Corporation and AIG announced a $7 billion joint acquisition of Convex Group, a leading specialty property and casualty (re)insurer, with Onex owning 63% and AIG 35%. As part of the deal, AIG will also acquire a 9.9% equity stake in Onex and commit $2 billion to its private equity and credit strategies, marking a transformational partnership to drive growth across both firms.

3. OSTTRA Group - Platform

  • Transaction Date: 10/10/2025
  • Industry: Financial Services 
  • Type: Buyout / Private Equity
  • Transaction Value: $3.1B
  • Participants: KKR & Co Inc, CME Group Inc, S&P Global Inc, Goldman Sachs & Co. LLC, BofA Securities, Inc., Simpson Thacher & Bartlett LLP, Barclays Investment Bank, Davis Polk & Wardwell LLP, Citi Group Investment Banking, and Skadden, Arps, Slate, Meagher & Flom LLP

KKR completed its $3.1 billion acquisition of OSTTRA from S&P Global and CME Group, gaining control of a leading provider of post-trade solutions for the global OTC market. The deal positions KKR to accelerate OSTTRA’s technology and innovation investments while expanding employee ownership across its 1,500-person workforce.

4. RBL Bank - Strategic Acquisition

  • Transaction Date: 10/20/2025
  • Industry: Banks 
  • Type: Strategic Acquisition
  • Transaction Value: $3B
  • Participants: Emirates NBD and RBL Bank Ltd

Emirates NBD announced a $3 billion acquisition of a 60% stake in India’s RBL Bank, marking the largest cross-border deal in the country’s financial sector. The investment will merge RBL with Emirates NBD’s local business, significantly boosting RBL’s capital base and positioning it for accelerated retail and corporate growth.

5. Polymarket - Minority

  • Transaction Date: 10/7/2025
  • Industry: Capital Markets
  • Type: Growth Equity
  • Transaction Value: $2B
  • Participants: Intercontinental Exchange Inc

Intercontinental Exchange (ICE) announced a strategic investment of up to $2 billion in Polymarket, valuing the prediction market platform at roughly $8 billion pre-investment. The partnership will make ICE the global distributor of Polymarket’s event-driven data and explore future tokenization initiatives to expand market intelligence offerings.

6. With Intelligence - Strategic Acquisition

  • Transaction Date: 10/15/2025
  • Industry: Financial Services
  • Type: Acquisition / Merger
  • Transaction Value: $1.8B
  • Participants: S&P Global Inc, Motive Partners, Intermediate Capital Group (ICG), Clifford Chance LLP, Citi, Jefferies Financial Group Inc., Proskauer Rose LLP, Centerview Partners, Oliver Wyman, McKinsey & Company, and Joelson LLP

S&P Global announced plans to acquire With Intelligence for $1.8 billion from a group led by Motive Partners, significantly expanding its data and analytics capabilities across private markets. The deal will combine With Intelligence’s proprietary investor, manager, and fund data with S&P Global’s private markets platforms, creating one of the most comprehensive intelligence offerings for GPs, LPs, and advisors worldwide.

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7. McLarens Global Limited - Recapitalization

  • Transaction Date: 10/15/2025
  • Industry: Insurance
  • Type: Growth Equity
  • Transaction Value: $1.8B
  • Participants: Lee Equity Partners, Evercore Inc, and Weil Gotshal & Manges LLP

Lee Equity Partners completed a $1.6 billion recapitalization of McLarens Global Limited, extending its long-term partnership with the global insurance claims services provider. The transaction, led by Lee Equity’s Fund IV with participation from institutional investors, provides liquidity options for shareholders and fresh growth capital to fuel McLarens’ continued global expansion and acquisitions.

8. Cantor Equity Partners II, Inc. - Reverse Merger

  • Transaction Date: 10/28/2025
  • Industry: Capital Markets
  • Type: Acquisition / Merger
  • Transaction Value: $1.25B
  • Participants: Securitize, Cantor Equity Partners II, Inc., Citigroup Global Markets, Cantor Fitzgerald & Co., Davis Polk & Wardwell LLP, and Hughes Hubbard & Reed LLP

Securitize, the leading platform for tokenizing real-world assets, announced plans to go public through a merger with Cantor Equity Partners II at a $1.25 billion valuation. The deal includes a $225 million PIPE financing backed by major investors such as Arche, Hanwha, and ParaFi, positioning Securitize as the first publicly traded, securities-focused tokenization infrastructure company.

9. Calastone - Carve-Out / Divestiture

  • Transaction Date: 10/14/2025
  • Industry: Financial Services
  • Type: Buyout / Private Equity 
  • Transaction Value: $1.03B
  • Participants: SS&C Technologies, The Carlyle Group, Davis Polk & Wardwell LLP, Barclays, Linklaters, and Mishcon de Reya LLP

SS&C Technologies completed its $1.03 billion acquisition of Calastone from Carlyle, adding the world’s largest global funds network to its portfolio. The deal enhances SS&C’s fund administration and automation capabilities, creating a unified, real-time platform to streamline operations and reduce costs across the global asset management industry.

10. Investcorp - Asset-Based Lending (ABL)

  • Transaction Date: 10/9/2025
  • Industry: Financial Services
  • Type: Credit
  • Transaction Value: $1B
  • Participants: Morgan Stanley

Investcorp secured a $1 billion loan led by Morgan Stanley to refinance four U.S. industrial property portfolios held alongside two sovereign wealth funds. The refinancing strengthens Investcorp’s position in the high-performing industrial sector, covering over 14 million square feet across key U.S. markets and capitalizing on favorable debt conditions to enhance returns.

Transactions in Dakota Marketplace

At Dakota, we understand how important it is to stay current on deal activity as it happens. That’s why our editorial team continuously monitors the news for real-time updates on platform investments, add-ons, divestitures, and more to deliver daily highlights straight to your inbox through our transactions newsletter.

Inside Dakota Marketplace, the transactions tab provides structured, filterable data with deal dates, types, sectors, and financials, allowing you to build a customized feed that aligns with your focus areas. 

Whether you're evaluating a new investment opportunity or tracking trends within a target sector, Dakota Marketplace helps you cut through the noise and focus on what matters most.

For more information on these transactions and a deeper dive into their industries and sub-industries, book a demo of Dakota Marketplace.

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Written By: Morgan Holycross, Marketing Manager

Morgan Holycross is a Marketing Manager at Dakota.