1. In the biggest leveraged buyout since Lehman Brothers collapsed, a group including Apax Partners agreed to buy Kinetic Concepts, a maker of wound-care products and hospital beds, for $6.3 billion including assumed debt.

2. Coal miner Peabody Energy and steelmaker ArcelorMittal bid $5.1 billion for Australia-based Macarthur Coal.

3. Two Malaysian oil field services companies, SapuraCrest Petroleum and Kencana Petroleum, are merging in a $3.9 billion deal, six months after the introduction of tax incentives to spur oil exploration in the country.

4. Hong Kong billionaire Li Ka-shing’s Cheung Kong Infrastructure, known as CKI, made a $3.8 billion bid for Northumbrian Water Group, supplier to about 4.4 million U.K. customers.

5. Reinsurer Validus Holdings offered $3.5 billion to acquire Transatlantic Holdings and derail its planned merger with Allied World Assurance.

6. Switzerland’s Nestlé agreed to purchase 60 percent of Chinese snack and candy maker Hsu Fu Chi International for $1.7 billion.

7. Electronic Arts, America’s No. 2 video-game publisher, will pay as much as $1.3 billion for PopCap Games, extending a push into online games played on websites such as Facebook.

8. Lonza Group, the world’s largest manufacturer of drug ingredients, is buying Norwalk (Conn.)-based Arch Chemicals for $1.2 billion in cash and assumed debt.

9. ATM manufacturer NCR is paying $1.2 billion for Radiant Systems, a maker of payment equipment and software for restaurants, retailers, and hotels.

10. Christian Lopez, the fan who caught the ball that Derek Jeter knocked out of the park for his 3,000th hit, got memorabilia and tickets worth $70,000 from the New York Yankees. He may be liable for taxes on the gifts.

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