There was a lot of love for theme parks this year from thrill-seeking fans of these massive outdoor havens of escapism. Wall Street hasn't been as kind. Walt Disney (DIS -0.68%) -- operator of the world's most popular gated attractions -- has seen its shares lose to the market with a meager 6% advance in 2023. SeaWorld Entertainment (SEAS 0.63%) has fared even worse. The largest publicly traded pure play in the theme parks space has tumbled 5% this year through Thursday's close. Universal Studios parent Com ...