Originally written on Fox Sports  |  Last updated 4/18/13
Fantasy baseball's stock market, the free agent waiver wire, possesses many of the same speculative practices performed at the New York Stock Exchange. The key, as with all investments, is to hop on the roller coaster on the way up, but bail before the first dip in production. Any baseball fan can review a series of recent box scores and report "he's doing well ... he's in a slump ... Whoa! Ubaldo were you even trying?" Thanks to FOXSports.com's fantasy baseball transaction trend report , I'm able to report the most popular waiver wire adds of the past week and whether I'm buying, selling or holding that player as a fantasy investment. Starling Marte - owned in 48. 4 percent of leagues (+29.4 percent) Analysis: The Pirates' left fielder has seen quite a spike in ownership over the last week. It's no surprise considering he's in the midst of a 10-game hit streak, eight of which have been multi-hit performances. Marte has six extra base hits and two stolen bases, which has booste...
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