Comcast's decision to separate its media and connectivity businesses is boosting shares 8%. That gain, Benchmark says in a research note, only modestly reflects the eventual potential value for the standalone companies. "The split is especially desirable in assigning fairer immediate value studio to the Studio and Parks businesses," analyst Matthew Harrigan says. He notes that both companies will build and invest for organic growth. "In the interim, improved connectivity results remain determinative for improving stock performance despite studio, sports and Peacock momentum at NBCU." ([email protected])