Investment firm Insight Partners completed the acquisition of a majority stake in CommerceHub, an e-commerce solutions provider, from private equity firms GTCR and Sycamore Partners. Financial terms were not disclosed. "This investment represents yet another new and exciting chapter for CommerceHub. Insight Partners shares our vision that all commerce has become ecommerce and together, we will continue our efforts to advance the capabilities of the digital supply chain," Frank Poore, CommerceHub Founder and CEO.