Lumentum, SanDisk, and IREN Are All Rallying Today — Here’s the $27 Billion Reason Why

2 hours ago 1

David Moadel

Mon, March 16, 2026 astatine 11:13 AM CDT 6 min read

Nebius (NBIS) announced a five-year AI infrastructure statement with Meta Platforms (META) valued astatine up to $27 billion, sending a wide awesome that hyperscaler AI spending is accelerating.
Shares of Lumentum Holdings (LITE), SanDisk (SNDK), and IREN (IREN) are each rallying today, each tied to the AI infrastructure buildout the Meta-Nebius woody validates.
The upward momentum could persist arsenic analysts transportation an mean terms people of $718.78 connected SanDisk banal portion Lumentum’s statement people sits astatine $660.96 and IREN’s expert statement people stands astatine $80.
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Nebius (NASDAQ:NBIS) conscionable handed the AI infrastructure commercialized a $27 cardinal crushed to rally. The Amsterdam-based AI hyperscaler announced a five-year statement with Meta Platforms (NASDAQ:META) valued astatine up to $27 billion, and investors are speechmaking it arsenic a greenish airy for everything connected to the AI information halfway buildout.

Consequently, Lumentum (NASDAQ:LITE) banal is up 6%, SanDisk (NASDAQ:SNDK) shares jolted 8% higher, and IREN (NASDAQ:IREN) banal catapulted 7% successful Monday greeting trading.

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The woody matters beyond Nebius itself. Investors are present pointing to what they telephone a "three-counterparty validation" from Microsoft (NASDAQ:MSFT), Meta Platforms, and NVIDIA (NASDAQ:NVDA), each of which person committed to Nebius's AI infrastructure platform. When 3 of the largest exertion spenders connected the satellite converge connected the aforesaid infrastructure provider, the marketplace takes it arsenic a awesome astir the full proviso chain, not conscionable 1 company.

Lumentum banal is up astir 6% today, trading astir $657. The banal is already up 11% implicit the past week and 69% twelvemonth to date, making today's determination portion of a broader rerating of optical networking names.

Lumentum is the benignant of institution that benefits softly until abruptly it doesn't. It manufactures the optical and photonic components that physically determination information wrong AI information centers, the fiber-optic interconnects that fto thousands of GPUs speech to each different astatine the velocity of light. Every caller hyperscaler committedness to AI infrastructure is, indirectly, a committedness to buying much of what Lumentum makes.

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