Cramer Shares His Thoughts On Upwork, 3D Systems, More

On CNBC's "Mad Money Lightning Round," Jim Cramer said Upwork Inc UPWK is a terrific idea. He recommended the stock as a buy.

3D Systems Corporation DDD is real and it is back, said Cramer.

Rocket Companies Inc RKT ran up a lot and Cramer said it is fine. He wishes he could be more optimistic.

Cramer is inclined to like Danimer Scientific Inc DNMR, but so far there has never been a real successful biodegradable company that can scale. He thinks it is interesting, but it is just a spec.

NortonLifeLock Inc NLOK has got a great brand name and Cramer likes the franchise.

Cramer prefers Centene Corp CNC over LHC Group, Inc. LHCG.