Ginnie Mae will soon require issuers to undergo stress testing to see if they have the financial strength to withstand adverse circumstances or a severe economic downturn.The agency said it will soon begin phasing in stress testing, which would play a key role in issuer oversight and liquidity. The initiative is part of Ginnie’s effort to enhance the management of counterparty risk, one of the so-called three pillars of progress underlying the agency’s 2020 initiative. In addition to stronger risk management, the initiative aims to make significant technological improvements by 2020 and explore new opportunities to strengthen Ginnie’s MBS program. Issuers that meet the thresholds for required ratings will probably be the first ones to be stress tested, the agency said. Ginnie is also looking for ways to evaluate exposure to a single counterparty, relative to the counterparty’s financial health and the value of ...