MRVL Stock Rally Rolls On Overnight After Third Deal This Year To Boost Optical Connectivity Portfolio

Marvell is buying Polariton Technologies for an undisclosed sum.
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Yuvraj Malik·Stocktwits
Published Apr 22, 2026   |   11:13 PM EDT
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  • Polariton builds advanced optical chips that combine silicon photonics and plasmonics to transmit data with light rather than electricity.
  • Marvell recently completed the acquisitions of XConn Technologies and Celestial AI.
  • Stocktwits sentiment for MRVL remained ‘extremely bullish.’

Marvell Technology shares extended gains in overnight trading, following a nearly 4% jump in the regular session, as the chip-maker announced the acquisition of Polariton Technologies for an undisclosed sum to strengthen its photonic solutions portfolio.

Marvell, which designs networking chips (switches, Ethernet), optical connectivity solutions, storage controllers, and custom AI silicon and processors, has drawn intense investor interest of late.

The company already counts all major hyperscalers among its customers, and a report last week said it is in talks with Google to develop custom chips, including a Tensor Processing Unit (TPU).

Marvell also has a tie-up with photonic components player POET Technologies, according to comments from POET CFO Thomas Mika in a recent Stocktwits interview.

MRVL stock has surged about 85% year-to-date, and is currently on a four-session winning streak. The latest deal follows two major acquisitions – XConn Technologies and Celestial AI – both completed earlier this year. 

MRVL’s Polariton Deal Rationale

“Marvell continues to invest in advanced optical technologies to support the rapid evolution of AI and cloud data center infrastructure,” Sandeep Bharathi, President at Marvell’s Data Center Group, said in a statement. “The addition of Polariton extends our optical roadmap with differentiated modulation technology and a highly specialized team.”

Founded in 2019, Polariton builds advanced optical chips that use a mix of silicon photonics and plasmonics to transmit data with light rather than electricity. In simple terms, its tech enables ultra-fast, low-power data transmission inside data centers and networks.

The deal strengthens Marvell’s position in next-gen data center connectivity, especially for AI workloads.

Retail’s View On MRVL

On Stocktwits, the retail sentiment for MRVL remained ‘extremely bullish,’ unchanged since Monday. Message volume for the ticker rose 10% over Wednesday and 83% over the past seven days.

However, some traders advised caution. “This is a FOMO story that is on an unsustainable path,” said one. “A company with 8000 employees is up 2% after hours because it acquired a company. No one has ever heard of it with 22 employees.”

For updates and corrections, email newsroom[at]stocktwits[dot]com.

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