# Charles Hoskinson

> Charles Hoskinson is a seed investor at Input Output (Broomfield) backing Mining and Bitcoin. See 3 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Input Output](https://shizune.co/investors/profile/input-output)
- Location: Broomfield, United States
- Total investments: 3
- Last investment: Jun 2025
- Lead investor: 33%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/charles-hoskinson-1a95a4b4/
- X (Twitter): https://twitter.com/iohk_charles
- Website: https://x.com/iohk_charles

Charles Hoskinson is a Colorado based technology entrepreneur and mathematician. He attended Metropolitan State University of Denver and University of Colorado at Boulder to study Analytic Number Theory prior to moving into cryptography via industry exposure. His professional experience includes founding three Cryptocurrency related start-ups,Invictus Innovations, Ethereum and IOHK- and a variety of colorful positions in the public and private sector. He was the founding chairman of the Bitcoin Foundation’s education committee and established the Cryptocurrency Research Group in September of 2013. His current projects focus on education of cryptocurrency topics, evangelism of decentralization and making cryptographic tools easier to use for the mainstream.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Mining | 1 | 33% |
| Bitcoin | 1 | 33% |
| Software | 1 | 33% |
| Biotechnology | 1 | 33% |
| Financial Services | 1 | 33% |

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 1 | 33% |
| Series A | 1 | 33% |
| Funding Round | 1 | 33% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| American Bitcoin | American Bitcoin is a mining company focusing on industrial-scale Bitcoin mining and strategic Bitcoin reserve development. | $220M |  | Jun 24, 2025 |  |
| Colossal Biosciences | Colossal is a ground-breaking bioscience and gene engineering firm that develops cutting-edge genomics technology. | $60M | Series A | Mar 09, 2022 |  |
| W3i Software, Inc | W3i Software is a pioneering fintech company creating innovative blockchain solutions that bridge the gap between traditional finance (TradFi) and decentralized finance (DeFi). As the creators of USDM, Cardano's premier fiat-backed stablecoin, W3i Software is committed to bringing stability, transparency, and security to the digital financespace. With a focus on regulated, accessible, and cutting-edge blockchain technology, W3i Software aims to redefine financial markets, making them more inclusive and efficient for businesses and individuals worldwide. Through its solutions, W3i Software empowers its partners to seamlessly navigate and benefit from the evolving landscape of digital assets and blockchain-based finance. | $1.5M | Seed |  |  |

3 of 3 investments shown.

## Co-investors
- [11:11 Media](https://shizune.co/investors/profile/1111media) — VC Fund, 1 deal together
- [Animal Capital](https://shizune.co/investors/profile/animal-capital) — VC Fund, 1 deal together
- [At One Ventures](https://shizune.co/investors/profile/at-one-ventures) — VC Fund, 1 deal together
- [Bold Capital Partners](https://shizune.co/investors/profile/bold-capital) — VC Fund, 1 deal together
- [Boost VC](https://shizune.co/investors/profile/boostfunder) — VC Fund, 1 deal together
- [Breyer Capital](https://shizune.co/investors/profile/breyer-capital) — VC Fund, 1 deal together

## About Input Output

VC Fund · Hong Kong, Hong Kong

IOHK is a technology company committed to using peer-to-peer innovations to provide financial services to the three billion people who don’t have them. They are an engineering company that builds cryptocurrencies and blockchains for academic institutions, government entities and corporations. They are a decentralized company that loves small,innovative teams forming and executing ideas that cause cascading disruption. IOHK is studying new tools and paradigms for cryptographic research and the architecture of cryptocurrencies. More specifically, they are collaboratively developing an open-source library for universal composability and the Scorex project. They also do for-profit work aligned with their mission, vision and goals.

5 contacts available at Input Output.

| Name | Title | Profile |
| --- | --- | --- |
| Charles Hoskinson | Chief Executive Officer | https://shizune.co/investors/profile/charles-hoskinson |
| Aparna Jue | Product Director | https://shizune.co/investors/profile/aparna-jue |
| Dimitris Karakostas | Research Fellow | https://shizune.co/investors/profile/dimitris-karakostas-4a47 |
| Jeff Pollack | Chief Financial Officer | https://shizune.co/investors/profile/jeff-pollack-16e9 |
| Jeremy Wood | Co-founder and Chief Strategy Officer | https://shizune.co/investors/profile/jeremy-wood-fd30 |

## Similar investors

### Similar stage
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
- [Alumni Ventures](https://shizune.co/investors/profile/alumni-ventures-group) — VC Fund
- [Right Side Capital Management](https://shizune.co/investors/profile/right-side-capital-management) — VC Fund

## FAQ

### What does Charles Hoskinson invest in?

Charles Hoskinson invests primarily in Mining, Bitcoin and Software startups, most often at Seed and Series A stage. Most of the 3 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did Charles Hoskinson last invest?

The most recent investment recorded for Charles Hoskinson closed in Jun 2025. Shizune tracks 3 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.

### Is Shizune's investor data accurate?

Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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