Luigi Di Maio, Roberto Fico and Virginia Raggi were elected members of the M5S Committee of Guarantors.
The mayor of Rome ranks first with 22,289 preferences.
In second position Roberto Fico with 11,949 votes, followed by Luigi Di Maio with 11,748 votes.
Former minister and undersecretary Riccardo Fraccaro joins the M5S Board of Arbiters and replaces Raffaela Andreola.
Fraccaro got 21,097 votes and defeated Grazia Di Bari, second with 8,976.
"Heartfelt thanks to everyone, another milestone reached together. Thanks also to the outgoing members of the Guarantee Committee Vito Crimi, Roberta Lombardi and Giancarlo Cancelleri, who carried out their task with great commitment. Forward with unity and determination in this new course with Giuseppe Conte. The 5 Star Movement is there ". Foreign Minister Luigi Di Maio writes it on Fb.