Cramer: This sector has tons of hidden opportunity By: CNBC.com News March 16, 2015 at 18:17 PM EDT Jim Cramer is seeing an unusual trend in the market lately, which has set the biotechs on fire. He gives tips on the stocks with the most opportunity. Read More >> Related Stocks: Biomarin Pharmaceuticals Edwards Lifesciences Harman International Regeneron Pharmaceuticals Tesla, Inc.