Rocket Lab USA is trading 5.9% higher at $76.29, amid attention to ARK’s view that a future SpaceX shift away from Falcon 9 could benefit rivals if Neutron delivers. - ARK bought about 233,482 shares last week, worth roughly $16.6 million. - The broader market is positive, but supplied index moves below 0.5% do not independently explain the gain. - The ARK/SpaceX thesis is a plausible sentiment driver, not confirmed direct causation; recent Synspective contract news predates October 6.