The bank posted an 85% rise in nine-month pretax profit, sending its stock up more than 4% to 52.00 shillings per share at 0739 GMT.
In March, James Mwangi, its chief executive officer, said Equity would dedicate about 400 billion shillings over the next five years to the businesses.
He told an investor briefing on Monday, the “post-COVID resilient plan” had been increased to 500 billion shillings and aimed to reach 5 million businesses.