Rating History for Bio-Techne Corp. (TECH) by

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Date Analyst Type Rating
(Past)		 PT
(Past)		 Start $
(End $)		 % Chg. Details
5/17/2011 N/A Upgrade
(N/A)		 N/A
(N/A)		 79.83
(72.48)		 -9.21% Details