Flux
PrivateLast Round
Seed
Jun 10, 2026
Total Funding Raised
$44M
Momentum
Top 50%
of companies Caplight tracks
Company Overview
Flux is a software company that provides a cloud-based, collaborative platform with an AI assistant for electronics design, including schematics, PCB layouts, and part sourcing.
Sector
Enterprise Software
Verticals
Vertical SaaS, Computing Hardware, Workflow Automation
Business Model
B2B
Customer Profile
Subscription SaaS, Usage-Based SaaS
AI Layer
Application
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Flux Comparables
Compare Flux with similar companies based on industry and business-model similarity.
Flux Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Seed | Jun 10, 2026 | ||||
| Series B | Feb 27, 2026 | ||||
| Seed | Oct 13, 2021 |
Key People
Founding team and executive leadership
Flux Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Bain Capital Ventures | Seed, Series B |
| Calibrate Ventures | Seed |
| 8VC | Seed, Series B |
| Liquid 2 Ventures | Seed, Series B |
| True Ventures | Seed |
| Outsiders Fund | Series B, Seed |
| Glasswing Ventures | Seed |
Market signals
Structured signals derived from secondary market and firmographic data.
- Jun 10, 2026
$5M round led by Calibrate Ventures.
- Mar 13, 2026
Launched the Stackup Editor to streamline PCB stackup selection.
Flux 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 Flux's valuation, stock price, and market status.