SLB to buy ChampionX for $8 billion in growing deal-making in US energy sector ReutersSchlumberger to spend $7.8 billion in stock to buy ChampionX MarketWatchOilfield Services Giant SLB To Acquire ChampionX, Return $7 Billion To Shareholders Investor’s Business DailySLB to Buy ChampionX, Boost Capital Returns to Stockholders Barron’sSLB to buy ChampionX in $7.7 billion all-stock deal Yahoo Finance