Vertical Semiconductor
PrivateLast Round
Grant
Nov 19, 2025
Total Funding Raised
$11.2M
Momentum
Top 10%
of companies Caplight tracks
Company Overview
Vertical Semiconductor operates in AI, Data & Cloud Infrastructure and is based in Somerville, Massachusetts. Its latest recorded funding round was a Grant round in November 2025.
Vertical Semiconductor is a semiconductor company that develops vertically stacked gallium nitride (GaN) chips for power conversion in AI data centers and grid infrastructure.
Sector
AI, Data & Cloud Infrastructure
Verticals
Semiconductors, Cloud Infrastructure, Energy Management, Computing Hardware
Business Model
B2B
Customer Profile
Hardware Sales
AI Layer
Non-AI
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Vertical Semiconductor Comparables
Compare Vertical Semiconductor with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Bedrock Semiconductor Inc. | 87% | |
| GaNPower International | 86% | |
| Efficient Power Conversion Corporation | 81% |
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Vertical Semiconductor Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Grant | Nov 19, 2025 | ||||
| Seed | Oct 15, 2025 |
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Key People
Founding team and executive leadership
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Vertical Semiconductor Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Playground Ventures | Seed |
| JIMCO | Seed |
| Playground Global | Seed |
| Northeast Microelectronics Coalition Hub | Grant |
| Milemark Capital | Seed |
Market signals
Structured signals derived from secondary market and firmographic data.
- Sep 21, 2026
Open roles increased to 11, representing 100% of headcount.
- Jul 28, 2026
Grew 38% QoQ from 8 to 11 employees.
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Recent news
Latest coverage and updates
- receives_financingOct 23, 2026
On Oct 23rd '26, Vertical signs a Letter of Intent with the US Department of Commerce to receive up to $73M in CHIPS and Science Act funding for vGaN transistor development and US-based production.
- is_developingOct 22, 2026
Vertical plans to develop vertical gallium nitride power transistors under a proposed award of up to $73 million to improve data center power delivery and demonstrate the technology in a 2.5-megawatt artificial intelligence computing rack in Massachusetts.
- is_developingOct 21, 2026
Vertical, spun out of MIT, is developing vertical GaN FinFET technology to improve efficiency and power density in power systems for AI data centres and critical energy infrastructure.
- is_developingAug 31, 2026
Vertical, originally started at MIT, is developing a vertical gallium nitride semiconductor power chip in Massachusetts that reduces data-center energy losses by about 80%.
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Vertical Semiconductor Filings
Explore SEC and related filing metadata, where available.
| Type | Date | Amount Offered | Amount Sold | Filing | Pages | Download |
|---|
Filing documents are not displayed on this public page. Request access to learn about available coverage.
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Frequently Asked Questions
Common questions about Vertical Semiconductor's valuation, stock price, and market status.
Is Vertical Semiconductor a public or private company?
Vertical Semiconductor is a private company.
What is the current stock price of Vertical Semiconductor?
Vertical Semiconductor is a private company, so its shares have no public market price. Caplight tracks Vertical Semiconductor's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is Vertical Semiconductor worth (valuation)?
Valuation information for Vertical Semiconductor is not publicly available.
Can I buy Vertical Semiconductor stock?
Vertical Semiconductor shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was Vertical Semiconductor's last funding round?
Vertical Semiconductor's most recent funding round was Grant on November 19, 2025.
Who are the main investors in Vertical Semiconductor?
Key investors in Vertical Semiconductor include Playground Ventures, Playground Global.
Will Vertical Semiconductor IPO soon?
No public IPO plans have been announced for Vertical Semiconductor.
How can I track Vertical Semiconductor secondary market activity?
Caplight tracks bids, offers, and trades in Vertical Semiconductor's shares on secondary markets.