Marvell Technology Group is trading 3.78% down now at $210.09 after a steep regular-session decline, with after-hours semiconductor weakness following Intel’s weaker-than-expected fourth-quarter outlook. - Marvell’s reported Lumentum acquisition talks remain unconfirmed; investors are weighing financing and dilution concerns. - Provided price data shows a further after-hours decline, while SOXX is down 3.86%. - No Marvell-specific announcement after the close was identified.