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Silicon Box

Silicon Box

Private
SingaporeAI, Data & Cloud Infrastructurehttps://www.silicon-box.com/

Last Round

Debt

Jun 8, 2026

Est. Valuation

$1.55B

Total Funding Raised

$894M

Momentum

Top 25%

of companies Caplight tracks

Company Overview

Silicon Box is a semiconductor company that provides advanced chiplet integration and packaging services, specializing in high-density panel-level packaging to enhance chipset design efficiency while reducing costs and power consumption.

Sector

AI, Data & Cloud Infrastructure

Verticals

Semiconductors, Computing Hardware, Smart Manufacturing

Business Model

B2B

Customer Profile

Services & Consulting, Hardware Sales, Data as a Service

AI Layer

Infrastructure

Keywords

chiplet integrationadvanced packagingOSAToutsourced assembly and testpanel-level packagingsemiconductor foundrychipletAI hardwarehigh-performance computingHPCsemiconductor supply chainautomotive chipletsadvanced interconnectschip packagingheterogeneous integration

Historical Pricing

Historical view of private secondary pricing and transaction trends.

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Caplight Momentum Score

Proprietary index based on bid/ask volume and sentiment.

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Silicon Box Comparables

Compare Silicon Box with similar companies based on industry and business-model similarity.

Silicon Box comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
SJ Semiconductor Corporation
81%
JCET Group
78%
Samsung Electronics
73%

Silicon Box Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
DebtJun 8, 2026
Series B ExtensionMay 4, 2026
Series BJan 8, 2024
Series ASep 5, 2023
Series AJul 20, 2023

Key People

Founding team and executive leadership

BJ Han

Chief Executive Officer and Co-Founder Executive Dirctor

Founding Team

Hong Zhou Wong

Chief Financial Officer

Executive Team

Silicon Box Investors

Notable investors and investment history

Silicon Box investors
InvestorRounds
Maverick CapitalSeries B
BRV Capital ManagementSeries B, Series A
Hillhouse InvestmentSeries B
Maverick CapitalSeries B
Praesidium CapitalSeries B
Sutardja GlobalSeries B
EDBISeries B Extension

Market signals

Structured signals derived from secondary market and firmographic data.

  • Jul 24, 2026

    Monthly visitors increased 78% MoM.

  • May 4, 2026

    $150M round with participation from EDBI.

Recent news

Latest coverage and updates

  • invests_into_assetsOct 6, 2026

    Silicon Box Pte Ltd invests $1.56B into a facility in Singapore in 2023

  • expands_facilitiesOct 4, 2026

    Silicon Box Pte Ltd expands its facilities in Singapore in Jul '23

Silicon Box Filings

Explore SEC and related filing metadata, where available.

Silicon Box filings preview — column headings only; records require access
TypeDateAmount OfferedAmount SoldFilingPagesDownload

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Frequently Asked Questions

Common questions about Silicon Box's valuation, stock price, and market status.

Is Silicon Box a public or private company?

Silicon Box is a private company.

What is the current stock price of Silicon Box?

Silicon Box is a private company, so its shares have no public market price. Caplight tracks Silicon Box's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.

How much is Silicon Box worth (valuation)?

Silicon Box's valuation is estimated at $1.6B based on funding round data.

Can I buy Silicon Box stock?

Silicon Box shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.

When was Silicon Box's last funding round?

Silicon Box's most recent funding round was Debt on June 8, 2026.

Who are the main investors in Silicon Box?

Key investors in Silicon Box include Maverick Capital, Praesidium Capital, BRV Capital Management, Ares Management Corporation.

Will Silicon Box IPO soon?

No public IPO plans have been announced for Silicon Box.

How can I track Silicon Box secondary market activity?

Caplight tracks bids, offers, and trades in Silicon Box's shares on secondary markets.

Firmographic Details

HeadquartersSingapore
Employee Range227
Year Founded2021
Last FundingJun 8, 2026

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