The past year has seen asset deals in the offing accelerate past $100 billion for the first time while corporate deals contract, the report by Derrick Petroleum Services found.

The total deals in play as of year-end includes assets worth $102.71 billion and corporate transactions worth $24.5 billion.

The five biggest deals currently in play are: Rosneft’s non-core asset sale ($15 billion); Shell’s stake sale at Woodside Petroleum ($6.33