Robbins delivered his comments at the 13D Monitor Active-Passive Investor Summit in New York. : Blue Harbour Group Chief Executive Cliff Robbins revealed that he's one of the largest investors in Open Text, a maker of enterprise software based in Canada. The fund manager also noted that a third party could acquire the company given recent consolidation in the software industry. "We're looking at this and saying this is an incredible investment opportunity for us," Robbins said. "Our models tell us that this company is going to earn about 3.30 [Canadian dollars] a share in just about 18 months.