Marvell Falls 4% Ahead of August 27 Earnings, Broadcom Slips as Semi-Sector Positioning Shifts

David Moadel

Mon, August 24, 2026 at 9:01 PM GMT+3 5 min read

Quick Read

MRVL drops 4% into August 27 earnings, with its 179% YTD gain and 58x forward P/E making it a bigger profit-taking target than Broadcom.
SOXX tumbles 3% against QQQ's 0.7% decline, exposing semiconductors as today's pressure point and compounding MRVL's idiosyncratic pre-earnings risk.
MRVL options skew bullish at a 0.53 put/call ratio, but prior earnings reactions have swung from a 18% gain to a 20% loss.
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Semiconductors are a pressure point in tech today. Notably, the iShares Semiconductor ETF (NASDAQ:SOXX) is down 3% to $505.27 while the NASDAQ 100 tracking Invesco QQQ Trust (NASDAQ:QQQ) is down 0.7% to $708.39. Marvell Technology (NASDAQ:MRVL) stock is declining 4% to $228.31, giving ground three sessions before a confirmed earnings event and leading the semis lower.

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Meanwhile, Broadcom (NASDAQ:AVGO) stock is down 2% to $360.49, sliding in sympathy with its smaller AI-chip peer as positioning tightens across the group. This year, Marvell Technology stock has been the runaway performer of the pair, and today's move keeps that ranking intact by size. Year to date (YTD) through Friday's close, Marvell stock was up 179%, while Broadcom stock was up 7% over the same window.

Behind the move sits an AI infrastructure business built on custom silicon and optical interconnects, and Marvell Technology stock has ridden that positioning to a runaway 2026 so far. Expectations have been rebuilt on the way up, and holders who bought the rally now have the most to protect into the next three sessions.

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Positioning Into the August 27 Earnings Report

The August 27 report is confirmed by the company, with Marvell Technology set to release its fiscal Q2 2027 results after the market closes. Shares are trading below the 50-day moving average of $233.85 but comfortably above the 200-day at $145.07, so today's slide reads more as mean reversion in a strong uptrend than a broken trend. Options positioning around the event is heavy: the August 28 expiration, the first after the print, carries 32,410 call volume against 28,447 put volume and a put/call ratio of 0.53.

Marvell Technology's full-chain put/call ratio sits at 0.56, so the setup still skews to calls, though the intraday decline suggests some holders are trimming their exposure into a name that has already delivered outsized returns. Broadcom's full-chain ratio is 1.02, notably heavier on puts. History also argues for humility: prior day-of reactions for MRVL have ranged from a gain of 18% in Q4 FY2026 to a decline of 20% in Q4 FY2025, so the tape can swing hard in either direction.

MRVL Earnings Explorer — 24/7 Wall St.

Why the Largest Winner Feels the Most Pressure

Both Marvell Technology and Broadcom are AI-linked chip designers, and their 2026 trajectories have diverged sharply. A stock that has climbed as far as Marvell Technology stock has in 2026 carries more expectation into an event than one that has stayed close to flat (the early traits that showed up in the biggest tech winners are ones we cataloged in a free playbook here). That's the analytical spine here: when the biggest gainer is also the one with the confirmed catalyst in three days, profit taking naturally clusters with the leader.

The slip in Broadcom stock is milder in part because its shares have less multiple to defend. Its market cap sits near $1.71 trillion and Broadcom shares trade at a forward P/E ratio of 20x, while Marvell Technology stock trades at a forward P/E ratio of 58x on a market cap around $199.7 billion. Marvell Technology stock also has room to fall further and still preserve most of its year's gain, which is part of what today's tape reflects.

At the same time, semiconductors are declining several times harder than the broader technology tape today. The iShares Semiconductor ETF's 3% slide reads as a sector effect, and Marvell Technology stock is falling into both that group move and its own idiosyncratic event risk. Separating the two pressures matters for framing: the ETF captures group beta, while the additional 4% decline in MRVL layers pre-event positioning on top.

How Investors Can Approach the Setup

The setup is straightforward. Marvell stock has already delivered a large year-to-date move, an earnings event is confirmed for August 27 after the close, and options positioning around that expiration is unusually active. Investors should consider keeping their position sizes modest into the report, particularly if their MRVL stake was built during the summer's run higher and now represents outsized portfolio weight.

Broadcom shareholders sit in a different position given the flatter year-to-date profile, but the same principle applies to their AI-chip exposure. Traders can watch for whether MRVL stock holds the 50-day moving average through the close. Position discipline outranks conviction on days like this.

After the August 27 close, the next hard data point arrives. Shareholders may want to check for whether options-implied ranges widen further as the report approaches. Until then, the story is about who has run and who hasn't, and why the runner is the one giving back the most today.