Substrate
Valuation
$1.0B
Basis and date
Funding round · Oct 1, 2025
Rank by valuation
#483
Sector · country
Semiconductor · United States
Valuation history
| Date | Basis | Valuation | Source |
|---|---|---|---|
| Oct 1, 2025 | Funding round | $1.0B | Substrate raises $100M to do the impossible and reinvent the chipmaking industry ↗ |
The latest reported valuation, with the report it came from.
Funding rounds filed with the SEC
| First sale | Amount sold | Offering size | Investors | Security |
|---|---|---|---|---|
| Oct 18, 2013 | $1M | $1M | 11 | Equity |
From the company’s Form D notices (SEC filings ↗). Form D reports the amount sold, not the valuation or the investors’ names.
Executives and directors
- Ishaan Gulrajani · Executive Officer, Director (SEC Form D)
Founders
James Proud
IPO status
Not on the IPO Calendar.
Valuations are point-in-time marks, not trading prices, and private shares are not generally available to retail investors. Data: Wikipedia’s list of unicorn startup companies and the company’s article (CC BY-SA 4.0), and SEC Form D filings, company article. Last updated Nov 13, 2026. This is historical data, not investment advice. Report a data error