According to a financial filing, Amazon founder Jeff Bezos has unloaded some 3.3 million shares of his company. This sale is valued at around $736.7 million.

The world’s fourth richest person sold some of his Amazon shares on Friday and Monday–and may be selling nearly $2 billion more soon.

Amazon founder and executive chair Jeff Bezos sold shares worth almost $737 million in the e-commerce giant in late June, according to a regulatory filing on Tuesday.

MethaneSAT, the Environmental Defense Fund (EDF) methane-tracking satellite backed by the Bezos Earth Fund, is lost in space.

An $88 million satellite backed by billionaire Jeff Bezos that detected oil and gas industry's emissions of the powerful greenhouse gas methane has been lost in space, the group that operates it told Reuters on Tuesday.

An environmental nonprofit has lost communication with a methane-tracking satellite backed by billionaire Jeff Bezos.