https://www.theguardian.com/technology/2021/nov/11/elon-musk-sells-some-tesla-stock-but-was-it-really-because-of-twitter-poll

Billionaire offloads around 3% of his holding – though £1bn was already in train before he asked Twitter users about reducing his stake

Elon Musk has sold about $5bn in shares amounting to roughly 3% of his Tesla holdings, the billionaire reported in filings on Wednesday, just days after he polled Twitter users about selling 10% of his stake.