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(Updates from 10:26 a.m. ET with closing information.) NEW YORK ( TheStreet) -- Here's what Jim Cramer had to say on CNBC's "Squawk On The Street" Friday: Cramer said ImmunoGen ( IMGN) has been a hot stock as the company's breast cancer drug continues development. He was also bullish on Intuitive Surgical ( ISRG) a stock where he said the shorts are losing the battle. IMGN ended Friday up 1.9% and ISRG rose 2.3%. Cramer had positive things to say about AutoZone ( AZO) and BioMarin Pharmaceutical ( BMRN), saying AutoZone continues to be a big winner while BioMarin is turning into the next big orphan drug maker. AZO was up 2% and BMRN was up 5.3% Cramer was cautious, however, on Wendy's ( WEN) as that stock hits a 52-week high. He was upbeat about Caterpillar ( CAT), saying that stock should be rallying more. Both WEN and CAT ended Friday trading flat. To sign up for Jim Cramer's free Booyah! newsletter, with all of his latest articles and videos, please click here. -- Written by Scott Rutt in Washington. To email Scott about this article, click here: Scott Rutt Follow Scott on Twitter @ScottRutt or get updates on Facebook, ScottRuttDC