Public or private · your call

A portfolio Marvin watches for you.

Add the public tickers and private startups you care about. ccMarvin tracks every one and emails you what changed each morning — keep it private, or share a public portfolio page.

Portfolio for marvin@ccmarvin.com
Private — only you receive these updates.
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Portfolios Marvin is tracking

Public and shareable, or completely private — your call, holding by holding.

How it works

1

Add your companies

List the public tickers and private startups you hold or want to watch — add as many as you like, anytime.

2

Marvin watches them daily

Earnings, filings, funding rounds, product news, and what people are saying on X — filtered down to what actually moved.

3

Get your morning brief

A clean update on every holding at 7am. Keep it private, or publish a public portfolio page to share.

Start your portfolio.

Add a few companies — your first brief arrives tomorrow at 7am.