SiFive
PrivateLast Round
Series G
Apr 9, 2026
Est. Valuation
$3.65B
Total Funding Raised
$765.56M
Momentum
Top 25%
of companies Caplight tracks
Company Overview
SiFive is a semiconductor company that develops customized, open-source-enabled chips to democratize access to custom silicon, leveraging a free and open instruction set architecture to help system designers accelerate time-to-market and achieve cost savings.
Sector
AI, Data & Cloud Infrastructure
Verticals
Semiconductors, Computing Hardware, AI Training Infrastructure, Consumer Electronics
Business Model
B2B
Customer Profile
Data as a Service, Services & Consulting, Hardware Sales
AI Layer
Infrastructure
Keywords
Price History
Caplight MarketPrice™ estimate for SiFive, published with a 90-day delay.
Caplight MarketPrice™
$9.24
per share, as of May 2026
+110.2%
2-year change
Caplight MarketPrice™ is an estimate of private secondary market pricing, shown here on a delayed basis for illustrative purposes only. It may be incomplete, is subject to change, and may not be relied upon for any purpose or considered investment advice.
SiFive Comparables
Compare SiFive with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| MIPS | 81% | |
| Tenstorrent | 80% | |
| Qualcomm | 79% |
SiFive Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series G | Apr 9, 2026 | ||||
| Series F | Mar 16, 2022 | ||||
| Series E | Aug 11, 2020 | ||||
| Series D | Jun 6, 2019 | ||||
| Series C | Apr 2, 2018 | ||||
Series B | May 8, 2017 |
Key People
Founding team and executive leadership
SiFive Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| 3F Ventures | Series F |
| Atreides Management | Series G |
| Qualcomm Ventures | Series F, Series D, Series E |
| Osage University Partners | Series F, Series E, Series B, Series D, Series C |
| Ibex Investors | Series F |
| AMD Ventures | Series F |
| Samsung Venture Investment | Series F, Series C |
Market signals
Structured signals derived from secondary market and firmographic data.
- Apr 9, 2026
Developing a new central processor unit for data centers.
- Apr 9, 2026
$400M round with $3.65B post-money valuation.
SiFive 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.
Request accessFrequently Asked Questions
Common questions about SiFive's valuation, stock price, and market status.
Is SiFive a public or private company?
SiFive is a private company.
What is the current stock price of SiFive?
SiFive is a private company with no public stock price. Caplight tracks SiFive's secondary market activity and provides MarketPrice™ estimates to Caplight users.
How much is SiFive worth (valuation)?
SiFive's valuation is estimated at $3.6B based on funding round data.
Can I buy SiFive stock?
SiFive shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors. Visit https://www.caplight.com to learn more.
When was SiFive's last funding round?
SiFive's most recent funding round was Series G on April 9, 2026.
Who are the main investors in SiFive?
Key investors in SiFive include Atreides Management, Osage University Partners, Chengwei Capital, Huami Corp, Spark Capital.
Will SiFive IPO soon?
No public IPO plans have been announced for SiFive.
How can I track SiFive secondary market activity?
Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor SiFive's secondary market activity and sign up for updates.