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Investors / Headline / Compare with SixThirty

Headline vs SixThirty

Headline lists 76 portfolio companies and has joined 41 funding rounds; SixThirty lists 7 companies and has joined 7 rounds. Headline comes in most often at Series A (37% of its entries), SixThirty comes in most often at Series A (57% of its entries). 1 company is on both portfolios, among them Aiprise.

76Portfolio companies7
41Funding rounds joined7
21Rounds led1
32Rounds, last 12 months4
$20M to $100MTypical round it comes in at$5M to $20M
0%Sites no longer answering0%
Show as a table
Headline and SixThirty, head to head
HeadlineSixThirty
Portfolio companies767
Funding rounds joined417
Rounds led211
Rounds, last 12 months324
Typical round it comes in at$20M to $100M$5M to $20M
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed0%0%
Seed29%14%
Series A37%57%
Series B18%14%
Growth16%14%

HeadlineSixThirty

Show as a table
Entry stages of Headline and SixThirty, share of entries
HeadlineSixThirty
Pre-seed0%0%
Seed29%14%
Series A37%57%
Series B18%14%
Growth16%14%

Themes

share of checked companies
Fintech19%64%
AI & Machine Learning20%21%
Enterprise Software11%0%
E-commerce & Marketplaces9%0%
Healthcare & Biotech8%7%
Industrial & Manufacturing7%0%

HeadlineSixThirty

Show as a table
Themes of Headline and SixThirty, share of checked companies
HeadlineSixThirty
Fintech19%64%
AI & Machine Learning20%21%
Enterprise Software11%0%
E-commerce & Marketplaces9%0%
Healthcare & Biotech8%7%
Industrial & Manufacturing7%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 Headline and SixThirty 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/headline.com/portfolio

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