Broadcom Jumps 6% on Alphabet $80B AI Raise, Marvell Soars 18% on Jensen Huang’s $1T Endorsement

Shares of Broadcom (NASDAQ:AVGO | AVGO Price Prediction) are up 6% in Tuesday’s premarket session, trading near $486 after closing Monday at $459.97. Marvell Technology (NASDAQ:MRVL) stock is up 17% to around $257, marking one of the sharpest single-session moves of the year for the custom-chip merchant.

The double pop is being driven by two separate but reinforcing catalysts hitting the custom AI chip trade at the same time. Reportedly, Alphabet (NASDAQ:GOOGL) has announced an $80 billion equity raise to fund AI infrastructure, and NVIDIA (NASDAQ:NVDA) CEO Jensen Huang publicly suggested that Marvell could top a $1 trillion valuation.

Broadcom stock heads into the move already running, with shares up 33% year to date (YTD). Marvell stock has surged 158% YTD, reflecting an aggressive rerating tied to its custom-silicon pipeline.

Alphabet’s $80B AI Raise Lights Up AVGO Stock

Alphabet’s $80 billion equity issuance is a direct read-through to Broadcom. As Google’s custom TPU design partner under an agreement that extends through 2031, more Alphabet AI capex translates into more TPU production work for Broadcom.

The market reaction for GOOGL stock has been mixed on the news, since equity issuance carries genuine dilution concerns. For Broadcom, the dilution is beside the point. What matters is that Alphabet is committing fresh incremental capital to AI infrastructure, and Broadcom sits at the center of Google’s custom silicon roadmap.

Broadcom’s last earnings report supports the thesis: Q1 FY2026 revenue rose 30% year over year to $19.3 billion, with AI semiconductor revenue jumping 106% to $8.4 billion. CEO Hock Tan stated, “We expect AI semiconductor revenue to be $10.7 billion in Q2.” Investors can review the full disclosure in Broadcom’s Q1 FY2026 8-K filing.

Huang’s $1T Comment Sends Marvell Soaring

The Marvell catalyst is industry validation from the most prominent voice in AI silicon. Huang’s public comment lands at a moment when Marvell is already a beneficiary of NVIDIA’s $2 billion strategic investment and a deepening custom-chip collaboration through NVLink Fusion.

Marvell’s most recent quarter reinforces the narrative. Q1 FY2027 revenue came in at $2.4 billion, up 28% year over year (YoY), with the Data Center segment at $1.833 billion. CEO Matt Murphy stated, “We are seeing exceptional AI-related bookings,” and raised the FY2027 and FY2028 outlooks.

Marvell is targeting $15 billion in revenue by fiscal year 2028. Recent acquisitions of Celestial AI and XConn Technologies have broadened its photonic and chiplet footprint, supporting the longer-term thesis.

The Bull Case and Honest Risks

The broader story is the merchant custom-silicon thesis. Broadcom’s AI revenue is on track to grow from roughly $20 billion in 2025 toward management’s $100 billion-plus goal by 2027, and smart money has noticed. Stanley Druckenmiller’s Duquesne Family Office exited Alphabet and Amazon in Q1 to buy Broadcom, and Daniel Loeb’s Third Point opened a new Broadcom position while trimming NVIDIA.

However, the risks are real. Both Broadcom and Marvell stocks trade at premium multiples after extended runs. Broadcom carries VMware integration risk, customer concentration is meaningful at both names, and the durability of hyperscaler AI capex remains the central debate.

What to Watch

Broadcom is expected to report earnings later this week, and that report will likely set the tone for the entire custom AI chip cohort. Investors can focus on the Q2 FY2026 AI revenue guide as well as commentary on the Google TPU ramp.

For Marvell stock, the next read comes from hyperscaler capex commentary and whether the Huang endorsement translates into additional design wins. Watch for whether Broadcom shares hold the premarket gain into the close and whether Marvell stock can sustain its pop after the open.

Prudent investors weighing fresh exposure to Broadcom or Marvell may want to size their positions carefully given the extended valuations on both names. The AI infrastructure trade could still have some runway, but much of the easy money in 2026 has already been priced into the leaders.