The trading software Robinhood has taken the first step toward one of the most anticipated initial public offerings. After a round of emergency fundraising amid meme stock trading, a lawsuit, and a settlement with the SEC, the firm filed its S-1, disclosing its tremendous expansion and providing insight into its financial roller coaster from earlier this year. On Friday, Geoff Lewis, the founder and managing partner of Bedrock Capital, appeared on “Squawk Box” to discuss./nRead More