Waltham (Mass.) Contributory Retirement System issued an RFP for an active or passive small-cap growth equity manager to run $500,000, said Joe Juppe, executive director. The money is part of a city appropriation to the $127 million pension plan, Mr. Juppe said. State law required issuing the RFP, which is available on the Massachusetts Public Pension Forum website, www.mppf.org. Responses are due Aug. 6. Wainwright Investment Counsel is assisting.