Pan-African private investment firm Helios Investment Partners has agreed to sell a 12.2 percent stake in Kenya-based banking group Equity Group Holdings to development finance institution Norfund and NorFinance, a joint venture investment company between Norfund and Norwegian private investors. The stake represents half of Helios’s interest in Equity Group, which is listed on both the Nairobi Securities Exchange and the Uganda Securities Exchange. The transaction is subject to regulatory approvals.