It's that time again! Jim Cramer rang the lightning round bell, which means he gave his take on caller favorite stocks at rapid speed:
Cummins Inc: "It's back over $100. I love the company so much, but I'm going to ask for you to wait for a pullback to back under $100 before you pull the trigger."
Twitter: "I have a small position for my charitable trust. I have very little confidence that this quarter is going to be that good. I'm not seeing growth there. Longer term, I think someone will figure something out."
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Royal Dutch Shell: "Rather than Royal Dutch, I would rather go with Occidental. It's got a little more growth, and they didn't make a silly acquisition."