Activist hedge fund Third Point told clients it has increased its stake in Shell and is still pushing the oil giant to restructure, six months after calling for a breakup of the company.

Daniel Loeb’s New York-based hedge fund took a $750m stake in Shell last year as of the third quarter, and called on it to separate into multiple companies — one focused on legacy businesses such as fossil-fuel refining and another on renewables and liquefied natural gas.