Cramer's lightning round: Buy Howmet Aerospace
"Mad Money" host Jim Cramer rings the lightning round bell, which means he's giving his answers to callers' stock questions at rapid speed.

TL;DR
- Jim Cramer's "Mad Money" lightning round provides quick stock answers.
- AeroVironment is not recommended due to strong competition despite a 40% stock drop.
- Rocket Companies is deemed a mistake, with Cramer unwilling to double down.
- MP Materials is seen as an investable play for critical materials but lacks immediate returns.
- Howmet Aerospace is suggested as a buy or hold due to its strong position in the aerospace sector.
- AtaiBeckley is questioned for its limited upside potential.