- It's that time again! "Mad Money" host Jim Cramer rings the lightning round bell, which means he's giving his answers to callers' stock questions at rapid speed.
Okta: "I think you should own Okta for yourself."
Plug Power: "I believe in the long-term, green hydrogen fuel case, and that is best played with Plug."
Linde: "It has been a monster-good stock. All of these stocks are coming down now. I would encourage you ... to buy the stock of Linde."
Gevo: "We're going to do [homework] on it."
Disclosure: Cramer's charitable trust owns shares of Linde.