Stock Market Today, Aug. 28: Marvell Slides 10% on Softer Fiscal 2028 Guidance and Google Deal Timing
Marvell Technology (MRVL) fell 10.28% to $216.62 despite beating Q2 estimates, as investors reacted to softer fiscal 2028 guidance and limited details on a Google deal. The company raised 2027 and 2028 revenue guidance but trades at 53x forward earnings. Trading volume was 47.7M shares, 18% above average. Peers Broadcom (AVGO) and NXP Semiconductors (NXPI) also declined.
How this was made

The 30-second read
Why it matters
The guidance shortfall triggered a 10% sell‑off, indicating heightened sensitivity to forward outlook in the high‑growth semiconductor space.
Market read
The earnings and guidance release is a primary market mover for MRVL and may influence sentiment across the data‑center chip sector.
What to watch
Potential upside from the upcoming Investor Day in October and any undisclosed terms of the Google deal.
Background
Marvell Technology (MRVL) reported Q2 results that beat estimates but provided weaker FY2028 guidance and vague details on a new deal with Alphabet's Google business.
Ticker impact
Marvell posted Q2 earnings beat but issued softer FY2028 guidance and limited details on its Google deal, sending the stock down 10% intraday.
Further downside pressure likely if guidance remains below expectations; short‑term bounce possible on investor clarification.
Guidance is a primary catalyst; the 10% move reflects market reaction. No countervailing news was presented.
Market effects
Semiconductor data‑center and AI chip sector may see broader pressure as peers' guidance expectations tighten.
U.S. tech‑heavy indices could face modest drag from the 10% MRVL decline.
Limited; the story is U.S.‑centric with minimal immediate global spillover.
Counterpoint
If the Google partnership yields long‑term revenue upside, the stock may be oversold after the sharp drop.
Key entities
- CompanyMarvell Technology
U.S. listed semiconductor designer (ticker MRVL).
- CompanyAlphabet Inc.
Parent of Google, partner in a new deal with Marvell.



