Rally Faces a Real Test: Heavy Volume, Microcap Fury and a Broader Rotation Signal Heading into SpaceX IPO Week

$NVDA — Markets hit a key technical test as Friday's session delivered a mix of large microcap rallies and steep drops, a sizable NVDA pullback, and heavy volume across names. Analysts flag heightened sensitivity to near-term catalysts (SpaceX IPO, big-cap news) and diverging views on whether the moves reflect transient volatility or a structural change in positioning.