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Investors / Manta Ray / Compare with Octopus Ventures

Manta Ray vs Octopus Ventures

Manta Ray lists 55 portfolio companies and has joined 7 funding rounds; Octopus Ventures lists 280 companies and has joined 32 rounds. Manta Ray comes in most often at Seed (43% of its entries), Octopus Ventures comes in most often at Seed (57% of its entries). 2 companies are on both portfolios, among them HelloSelf and Infinitopes.

55Portfolio companies280
7Funding rounds joined32
0Rounds led10
4Rounds, last 12 months19
$5M to $20MTypical round it comes in at$5M to $20M
0%Sites no longer answering0%
Show as a table
Manta Ray and Octopus Ventures, head to head
Manta RayOctopus Ventures
Portfolio companies55280
Funding rounds joined732
Rounds led010
Rounds, last 12 months419
Typical round it comes in at$5M to $20M$5M to $20M
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed0%0%
Seed43%57%
Series A29%25%
Series B29%11%
Growth0%7%

Manta RayOctopus Ventures

Show as a table
Entry stages of Manta Ray and Octopus Ventures, share of entries
Manta RayOctopus Ventures
Pre-seed0%0%
Seed43%57%
Series A29%25%
Series B29%11%
Growth0%7%

Themes

share of checked companies
Healthcare & Biotech25%19%
AI & Machine Learning19%19%
Fintech5%15%
Enterprise Software11%9%
Real Estate & Construction8%0%
Food & Agriculture7%0%

Manta RayOctopus Ventures

Show as a table
Themes of Manta Ray and Octopus Ventures, share of checked companies
Manta RayOctopus Ventures
Healthcare & Biotech25%19%
AI & Machine Learning19%19%
Fintech5%15%
Enterprise Software11%9%
Real Estate & Construction8%0%
Food & Agriculture7%0%

Companies both back

2

Shared 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

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Compare Manta Ray and Octopus Ventures 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.

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  • 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
VCinfo API
$ curl -H "X-API-Key: YOUR_KEY" \
  https://api.vcinfo.io/v1/firms/mantaray.vc/portfolio

# also
GET /v1/firms/octopusventures.com/portfolio
GET /v1/firms/mantaray.vc/coinvestors
The same data as an MCP server for Claude, Cursor and other AI tools. Set up MCP · Docs · Pricing