"This global economic recovery is going to continue and we want to be able to take advantage of it," said Wren. Wells Fargo began advising investors to shift from intermediate-term fixed income investments to stocks of large-capitalized companies.

Wren said his firm has only taken "baby steps" in the past two to three weeks in advising clients towards a position in larger company equities but he anticipates "as we move through the rest of this year and early in 2012 we’re going to continue to recommend that."