The energy sector is enjoying a unanimous surge Monday, as crude oil prices surge toward their highest prices in more than a year amid concerns that the winter storms will lead to reduced supply at a time that demand is growing. The SPDR Energy Select Sector ETF /zigman2/quotes/206420077/composite XLE -2.96% shot up 4.0% toward a one-year high in morning trading, with all 24 components gaining ground. Among some of the more active components, shares of Marathon Oil Corp. /zigman2/quotes/205031829/composite MRO -2.48% soared 9.7%, Schlumberger NV /zigman2/quotes/201012972/composite SLB -3.63% surged 6.6%, Occidental Petroleum Corp. /zigman2/quotes/207018272/composite OXY -0.82% climbed 6.3%, Halliburton Co. /zigman2/quotes/210488727/composite HAL -3.21% hiked up 5.8% and Chevron Corp. /zigman2/quotes/205871374/composite CVX -3.77% climbed 3.2%. Exxon Mobil Corp.'s stock /zigman2/quotes/204455864/composite XOM -2.56% jumped 3.8%, with Morgan Stanley adding it to the firm's "Fresh Money Buy List." Meanwhile, crude oil futures /zigman2/quotes/209723049/delayed CL00 -0.20% rose 2.9%. The energy ETF has now gained 34.2% over the past three months while the S&P 500 /zigman2/quotes/210599714/realtime SPX -1.31% has advanced 9.3%.