Investors / Big Brain Holdings / Compare with Rubik VC
Big Brain Holdings vs Rubik VC
Big Brain Holdings lists 78 portfolio companies and has joined 11 funding rounds; Rubik VC lists 18 companies and has joined 1 round. Big Brain Holdings comes in most often at Seed (100% of its entries), Rubik VC comes in most often at Seed (100% of its entries). 3 companies are on both portfolios, among them Aethir, Ambient and Exo.
Show as a table
| Big Brain Holdings | Rubik VC | |
|---|---|---|
| Portfolio companies | 78 | 18 |
| Funding rounds joined | 11 | 1 |
| Rounds led | 0 | 0 |
| Rounds, last 12 months | 5 | 1 |
| Typical round it comes in at | $5M to $20M | $5M to $20M |
| Sites no longer answering | 0% | 0% |
Where they come in
share of entries by stageBig Brain HoldingsRubik VC
Show as a table
| Big Brain Holdings | Rubik VC | |
|---|---|---|
| Pre-seed | 0% | 0% |
| Seed | 100% | 100% |
| Series A | 0% | 0% |
| Series B | 0% | 0% |
| Growth | 0% | 0% |
Themes
share of checked companiesBig Brain HoldingsRubik VC
Show as a table
| Big Brain Holdings | Rubik VC | |
|---|---|---|
| Fintech | 30% | 39% |
| AI & Machine Learning | 22% | 16% |
| Cybersecurity | 10% | 10% |
| Crypto & Web3 | 7% | 7% |
| Gaming | 3% | 7% |
| Enterprise Software | 4% | 7% |
Companies both back
3Shared companies are those both firms' own portfolio pages list, each checked against the company's site. The same comparison through the API is POST /v1/overlap, for up to 20 firms. How the data is graded
Compare Big Brain Holdings and Rubik VC as data
Pull both portfolios and every co-investor through one API key or MCP, and lay up to 20 firms side by side with POST /v1/overlap. A free account adds Ask AI searches and alerts when either firm adds a company.
Work email, sign-in link by email. Already have an account? Log in- Ask AI5 plain-English investor searches a day
- Full listsEvery portfolio row and two-firm overlap
- API and MCP100 REST or MCP calls a month, one key
- AlertsFollow 5 investors for portfolio and fund changes
$ curl -H "X-API-Key: YOUR_KEY" \
https://api.vcinfo.io/v1/firms/bigbrain.holdings/portfolio
# also
GET /v1/firms/rubikvc.com/portfolio
GET /v1/firms/bigbrain.holdings/coinvestors