/

Investors / EcoR1 Capital / Compare with Lightspeed Venture Partners

EcoR1 Capital vs Lightspeed Venture Partners

EcoR1 Capital lists 19 portfolio companies and has joined 5 funding rounds; Lightspeed Venture Partners lists 575 companies and has joined 242 rounds. EcoR1 Capital comes in most often at Growth (50% of its entries), Lightspeed Venture Partners comes in most often at Series A (31% of its entries). 1 company is on both portfolios, among them Diagonal Therapeutics.

19Portfolio companies575
5Funding rounds joined242
0Rounds led94
3Rounds, last 12 months141
$20M to $100MTypical round it comes in at$20M to $100M
0%Sites no longer answering0%
Show as a table
EcoR1 Capital and Lightspeed Venture Partners, head to head
EcoR1 CapitalLightspeed Venture Partners
Portfolio companies19575
Funding rounds joined5242
Rounds led094
Rounds, last 12 months3141
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%
Seed0%25%
Series A25%31%
Series B25%18%
Growth50%26%

EcoR1 CapitalLightspeed Venture Partners

Show as a table
Entry stages of EcoR1 Capital and Lightspeed Venture Partners, share of entries
EcoR1 CapitalLightspeed Venture Partners
Pre-seed0%0%
Seed0%25%
Series A25%31%
Series B25%18%
Growth50%26%

Themes

share of checked companies
Healthcare & Biotech100%8%
AI & Machine Learning0%26%
Fintech0%14%
Enterprise Software0%12%
Cybersecurity0%8%
E-commerce & Marketplaces0%5%

EcoR1 CapitalLightspeed Venture Partners

Show as a table
Themes of EcoR1 Capital and Lightspeed Venture Partners, share of checked companies
EcoR1 CapitalLightspeed Venture Partners
Healthcare & Biotech100%8%
AI & Machine Learning0%26%
Fintech0%14%
Enterprise Software0%12%
Cybersecurity0%8%
E-commerce & Marketplaces0%5%

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

Free account · no card

Compare EcoR1 Capital and Lightspeed Venture Partners 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
VCinfo API
$ curl -H "X-API-Key: YOUR_KEY" \
  https://api.vcinfo.io/v1/firms/ecor1cap.com/portfolio

# also
GET /v1/firms/lsvp.com/portfolio
GET /v1/firms/ecor1cap.com/coinvestors
The same data as an MCP server for Claude, Cursor and other AI tools. Set up MCP · Docs · Pricing