XL Catlin said it had upped the amount of retrocessional support it draws on from third-party capital providers to more than $3bn, after placing more than $500mn of new catastrophe limit for 2018.
Hannover Re's worldwide treaty reinsurance portfolio grew by 35 percent to EUR1.129bn ($1.4bn) in the 1 January renewals, led by growth in its proportional book after signing a new quota share with IAG.
Blue Capital said that its 2018 returns for its New York-listed Global Reinsurance Fund would benefit from rate increases in the January renewals, as well as reinvesting trapped collateral that it expects to be freed up later this year.
Munich Re said that new large-volume treaties covering non-life reinsurance in the USA and Australia helped boost the volume of business it wrote in the January renewals by 19 percent to around EUR9.9bn ($12.3bn).
