Many investors that bought into Freddie Mac’s recent $500 million risk-sharing transaction are looking forward to future credit-risk investing opportunities with the government-sponsored enterprises. And investors that stayed away from the deal could be swayed by expected tweaks to the risk-sharing deals mandated by the Federal Housing Finance Agency. Freddie said about 50 investors participated in its Structured Agency Credit Risk Debt Notes offering, including mutual funds, hedge funds, real estate investment trusts, pension funds, banks, insurance companies and credit unions. Some companies had to reduce their planned investments because the deal was oversubscribed. “We put...