Marvell Technology (MRVL) is the target of a aggressive bearish options position: an unknown trader bought 4,476 put contracts at the $170 strike for $10.3 million, paying at the ask price to establish the bet immediately.
The puts expire Dec. 18. For the position to profit, Marvell shares must close below $147—a decline of more than six percent from the current price of $157.46. The trader's willingness to pay a premium for immediate execution signals conviction in an imminent decline.
The timing is notable. Marvell announced its $115 billion acquisition of Lumentum Holdings two days before this options trade hit the tape. The company reports earnings Dec. 1, five days before the puts expire. Market reaction to either event—or skepticism baked into the deal itself—could trigger the drop the trader is betting on.
Semiconductor sector headwinds, combined with integration risk from a deal of this scale, give the put buyer multiple scenarios for profit. For long investors in MRVL, the Dec. 1 earnings call is the critical catalyst to monitor for management's confidence in the Lumentum synergies and 2025 guidance.

