Vexlum
PrivateLast Round
Seed
Feb 5, 2026
Total Funding Raised
$7.08M
Momentum
Top 25%
of companies Caplight tracks
Company Overview
Vexlum is a semiconductor company that manufactures advanced Vertical-External-Cavity Surface-Emitting Laser (VECSEL) systems for applications in quantum technology, medicine, and semiconductor metrology.
Sector
Frontier & Industrial Tech
Verticals
Semiconductors, Space Technology, Satellite Communications, Sensors
Business Model
B2B
Customer Profile
Hardware Sales, Services & Consulting
AI Layer
Non-AI
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Vexlum Comps
Public and private peers based on sector, stage, and business model.
| Company | Status | Est. Valuation | Rev Multiple |
|---|---|---|---|
| OpenAI | Private | $86.0B | ~40x |
| Cohere | Private | $5.0B | -- |
| Competitor 1 | Public | $XX.XB | XXx |
| Competitor 2 | Public | $XX.XB | XXx |
Vexlum Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Seed | Feb 5, 2026 |
Vexlum Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| European Innovation Council Fund | Seed |
| Tesi | Seed |
| Kvanted | Seed |
| EIC Fund | Seed |
Market signals
Structured signals derived from secondary market and firmographic data.
- Apr 16, 2026
Developing a photonics source with Menlo Systems for atom clock timekeeping.
- Apr 16, 2026
Partnering with Menlo Systems to accelerate optical atom clock development.
Vexlum Filings
SEC and related filings with document metadata.
| Typed | Date | Amount Offered | Amount Sold | Filling | Pages | Download |
|---|---|---|---|---|---|---|
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Frequently Asked Questions
Common questions about Vexlum's valuation, stock price, and market status.