SAN FRANCISCO (CBS/AP) — WhatsApp founders Jan Koum and Brian Acton received 116 million shares of Facebook stock currently worth nearly $9 billion when they sold their mobile messaging service to the social networking leader earlier this month.

The breakdown of the big winners in Facebook Inc.’s $22 billion acquisition emerged Wednesday in a regulatory filing.

WhatsApp logo

WhatsApp logo


Koum, a Ukraine immigrant who was once living on welfare, reaped the biggest jackpot with 76.4 million Facebook shares now worth $5.8 billion. That makes him Facebook’s fourth largest stockholder behind company CEO Mark Zuckerberg and two mutual funds, Fidelity Management and Vanguard.

READ MORE: Environmental Whistleblower Sets Off Probe Into Illegal Discharge Of Petcoke At Port Of Benicia

Acton, who worked with Koum when they were both Yahoo Inc. engineers, owns 39.7 million Facebook shares worth $3 billion.

READ MORE: COVID: UCSF Researchers Examine Impact Of Coronavirus On Young Brains After 3 Teens Develop Psychosis

More than 45 other WhatsApp current and former employees also received Facebook stock. Those employees are reported to have received about $345 million each.

Koum will join Facebook’s board of directors.

MORE NEWS: Desperately-Needed Rainfall from 'Bomb Cyclone' Gives Hope For North Bay Drought Recovery

WhatsApp Messenger is a cross-platform mobile messaging app which allows you to exchange messages without having to pay for SMS.