Here's what Jim Cramer had to say about some of the stocks during the Mad Money Lightning Round:

Magellan Midstream Partners (MMP) - Get Report : "This one is going higher. They are doing an amazing job."

Xylem (XYL) - Get Report : "This has come down but I'll reiterate my buy."

Karyopharm Therapeutics (KPTI) - Get Report : "That is a very speculative situation and I cannot endorse it here."

New Residential Investment (NRZ) - Get Report : "I don't know what they own and I'm taking a pass."

Kemet (KEM) - Get Report : "I think this is a good one."

Iovance Biotherapeutics (IOVA) - Get Report : "These are speculative, but they do tend to get takeover bids. "

Casella Waste Systems (CWST) - Get Report : "I think you should be in Waste Management (WM) - Get Report and go for best of breed."

Boston Scientific (BSX) - Get Report : "This is an earnings story and this is a remarkable story."

Cramer and the AAP team say the Producer Price Index data point to an improving environment for Nucor (NUE) - Get Report . Find out what they're telling their investment club members and get in on the conversation with a free trial subscription to Action Alerts PLUS.

Over on Real Money, Cramer explains why he thinks it's good that retailers are taking some hits after recent gains. Get more of his insights with a free trial subscription to Real Money.

Cramer says when you spend a whole day interviewing and listening to more than a dozen people, as he did Thursday at TheDeal's Corporate Governance conference, you can come back with a gazillion takeaways. Check out his Top Takeaways over on Real Money.

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At the time of publication, Cramer's Action Alerts PLUS had a position in NUE.