Elon Musk, the world’s wealthiest man and the largest shareholder of Twitter, will no longer be joining the social media firm’s board

Musk, who calls himself a free-speech absolutist and has been critical of Twitter, disclosed a 9.1 percent stake on April 4

Musk said that he plans to bring about significant improvements at the social media platform.

His appointment to the board was to become effective on Saturday and would have prevented him from being a beneficial owner of more than 14.9 percent of common stock.

Musk also asked his followers if Twitter should convert its San Francisco headquarters into a homeless shelter

Prompting a discussion that saw participation from a wide-range of industry figures, including Amazon and Blue Origin founder Jeff Bezos.

The weekend tweets from Musk seemed to suggest that he is actively thinking about Twitter and leading conversations about the major steps the firm should undertake.