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Investors / Atlas Venture / Compare with venBio

Atlas Venture vs venBio

Atlas Venture lists 52 portfolio companies and has joined 11 funding rounds; venBio lists 33 companies and has joined 6 rounds. Atlas Venture comes in most often at Series B (73% of its entries), venBio comes in most often at Growth (50% of its entries). 2 companies are on both portfolios, among them Akerotx and calderatx.com.

52Portfolio companies33
11Funding rounds joined6
1Rounds led1
6Rounds, last 12 months5
$100M or moreTypical round it comes in at$100M or more
0%Sites no longer answering0%
Show as a table
Atlas Venture and venBio, head to head
Atlas VenturevenBio
Portfolio companies5233
Funding rounds joined116
Rounds led11
Rounds, last 12 months65
Typical round it comes in at$100M or more$100M or more
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed0%0%
Seed9%0%
Series A9%33%
Series B73%17%
Growth9%50%

Atlas VenturevenBio

Show as a table
Entry stages of Atlas Venture and venBio, share of entries
Atlas VenturevenBio
Pre-seed0%0%
Seed9%0%
Series A9%33%
Series B73%17%
Growth9%50%

Themes

share of checked companies
Healthcare & Biotech93%95%
Media & Entertainment0%5%
Industrial & Manufacturing2%0%
Robotics & Hardware2%0%
AI & Machine Learning2%0%
Cybersecurity2%0%

Atlas VenturevenBio

Show as a table
Themes of Atlas Venture and venBio, share of checked companies
Atlas VenturevenBio
Healthcare & Biotech93%95%
Media & Entertainment0%5%
Industrial & Manufacturing2%0%
Robotics & Hardware2%0%
AI & Machine Learning2%0%
Cybersecurity2%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 Atlas Venture and venBio 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/atlasventure.com/portfolio

# also
GET /v1/firms/venbio.com/portfolio
GET /v1/firms/atlasventure.com/coinvestors
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