Priceline.com Inc., the $1.41 billion Norwalk, Conn.-based online travel services provider, promoted Daniel J. Finnegan, 46, to CFO, replacing Robert J. Mylod Jr., 42, the new vice chairman and head of worldwide strategy and planning. Matthew N. Tynan, 32, formerly vice president of financial planning, strategy and analysis, becomes senior vice president of finance and investor relations. Anthony J. Cali, 36, formerly director and assistant controller, becomes vice president and controller. Finnegan joined Sears in 2004 after serving as CS Technology CFO.

Sears Holdings Corp., the $50.7 billion Hoffman Estates, Ill., retail giant, announced that Michael D. Collins, previously senior vice president of finance, has begun serving as CFO. He replaces J. Miles Reidy, who has resigned to attend to a family issue. Also, Fred Jasser is Sears' new vice president and treasurer. Jasser most recently served as vice president of Goldman Sachs & Co.'s investment banking division. Collins was senior vice president of planning and analysis at GE's NBC Universal division.

Pinnacle West Capital Corp., the $3.5 billion Phoenix-based holding company for the state's largest electric utility, Arizona Public Service (APS), reorganized the financial group to help maintain access to capital investment while lowering operating expenses in the face of the economic meltdown. Vice presidents Chris Froggatt and Barbara Gomez will switch positions, with Froggatt becoming treasurer and Gomez becoming controller and chief accounting officer. Denise R. Danner has been hired as APS controller from Allied Waste Industries.