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Investors / 5AM Ventures / Compare with EcoR1 Capital

5AM Ventures vs EcoR1 Capital

5AM Ventures lists 50 portfolio companies and has joined 10 funding rounds; EcoR1 Capital lists 19 companies and has joined 5 rounds. 5AM Ventures comes in most often at Series B (44% of its entries), EcoR1 Capital comes in most often at Growth (50% of its entries). 1 company is on both portfolios, among them Akouos.

50Portfolio companies19
10Funding rounds joined5
3Rounds led0
5Rounds, last 12 months3
$20M to $100MTypical round it comes in at$20M to $100M
0%Sites no longer answering0%
Show as a table
5AM Ventures and EcoR1 Capital, head to head
5AM VenturesEcoR1 Capital
Portfolio companies5019
Funding rounds joined105
Rounds led30
Rounds, last 12 months53
Typical round it comes in at$20M to $100M$20M to $100M
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed0%0%
Seed11%0%
Series A22%25%
Series B44%25%
Growth22%50%

5AM VenturesEcoR1 Capital

Show as a table
Entry stages of 5AM Ventures and EcoR1 Capital, share of entries
5AM VenturesEcoR1 Capital
Pre-seed0%0%
Seed11%0%
Series A22%25%
Series B44%25%
Growth22%50%

Themes

share of checked companies
Healthcare & Biotech77%100%
AI & Machine Learning11%0%
Fintech4%0%
Cybersecurity2%0%
Education2%0%
Robotics & Hardware2%0%

5AM VenturesEcoR1 Capital

Show as a table
Themes of 5AM Ventures and EcoR1 Capital, share of checked companies
5AM VenturesEcoR1 Capital
Healthcare & Biotech77%100%
AI & Machine Learning11%0%
Fintech4%0%
Cybersecurity2%0%
Education2%0%
Robotics & Hardware2%0%

Companies both back

1

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 5AM Ventures and EcoR1 Capital 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/5amventures.com/portfolio

# also
GET /v1/firms/ecor1cap.com/portfolio
GET /v1/firms/5amventures.com/coinvestors
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