Private equity firms cashed out of car rental company Hertz in March, but now the company is adopting a shareholder rights plan in an attempt to thwart a potential activist investor. And Marvell Technologies has a big private equity firm to count among its shareholders now--as well as a single-digit boost heading into the open. Jim Cramer's Action Alerts pick is one stock that already has an activist investor--the question is, now, will it take on a big share buyback? Jonathan Marino at the Nasdaq Market Site.

More from Video

Inside Carnival's Mind Blowing New Horizon Cruise Ship (Video)

Inside Carnival's Mind Blowing New Horizon Cruise Ship (Video)

60 Seconds: What the Heck is GDPR?

60 Seconds: What the Heck is GDPR?

North Korea Still Willing to Meet Trump and 4 Other Stories You Must Know Friday

North Korea Still Willing to Meet Trump and 4 Other Stories You Must Know Friday

Replay: Jim Cramer on North Korea, Oil Prices, Apple and Carnival Corporation

Replay: Jim Cramer on North Korea, Oil Prices, Apple and Carnival Corporation

Video: This Startup Connects Buyers and Sellers of Legal Marijuana

Video: This Startup Connects Buyers and Sellers of Legal Marijuana