Exchange-traded funds that track solar and alternative-energy companies rose on Wednesday, after California approved a requirement for new homes to be built with solar installations starting in 2020. The Guggenheim Solar ETF /zigman2/quotes/210041821/composite TAN -0.51% rose 0.9% on volume of about 162,000 shares, well above its 30-day average of 102,000. The PowerShares WilderHill Clean Energy Portfolio /zigman2/quotes/208932878/composite PBW -1.55% rose 0.5% while the First Trust NASDAQ Clean Edge Green Energy Index Fund /zigman2/quotes/205893823/composite QCLN -0.85% was up 0.7%. The VanEck Vectors Global Alternative Energy ETF added 1.1% and the iShares Global Clean Energy ETF /zigman2/quotes/205740995/composite ICLN +0.13% was up 0.7%. Among the most actively traded solar companies, Sunrun Inc. /zigman2/quotes/205021014/composite RUN -3.77% jumped 5.3%, bringing its year-to-date gain to 68%. Canadian Solar /zigman2/quotes/205481506/composite CSIQ -3.24% was up 3.5% while First Solar Inc. /zigman2/quotes/209356097/composite FSLR -1.95% gained 3.1%. The Dow Jones Industrial Average /zigman2/quotes/210598065/realtime DJIA +0.89% rose 0.7% on Wednesday while the S&P 500 /zigman2/quotes/210599714/realtime SPX +0.77% was up 0.9% and the Nasdaq Composite Index /zigman2/quotes/210598365/realtime COMP +0.51% rose 1%.