# Jannick Malling

> Jannick Malling is a Danish fintech founder and product designer based in New York. After beginning his finance career at Saxo Bank as a teenager, helping build CFH Group, and co-founding the open trading platform Tradable, he co-founded Public with Leif Abraham. As Public's co-CEO, Malling leads product and engineering, bringing a designer's eye to brokerage infrastructure and pushing the company from fractional shares and social investing toward multi-asset investing, AI research, generated indexes, and portfolio agents.

- **Role:** Co-founder and Co-CEO at Public
- **Organizations:** Public, Tradable, CFH Group, Saxo Bank
- **From:** Copenhagen area, Denmark
- **Nationality:** Danish
- **Education:** BSc in Business, Innovation and Finance, Copenhagen Business School
- **Known for:** Co-founded and serves as co-CEO of Public, a New York multi-asset brokerage launched in 2019., Helped introduce real-time fractional equities investing at Public and expand the platform into fixed income, AI research, generated indexes, and portfolio agents., Co-founded Tradable, whose open trading platform won Most Innovative Financial Product at the 2012 Forex Magnates Summit.

## Career timeline

- **Age 13** — Built his first website at 13 using Flash; he has described making early sites for gaming meetups and small businesses.
- **2005** — Began his professional finance career at Saxo Bank at age 17, working on institutional strategy and global projects.
- **2008** — Joined the founding team of CFH Group and led product and innovation work as the financial crisis disrupted the original plan.
- **2012** — Co-founded Tradable, an open trading platform designed to let developers build trading applications through a unified API.
- **2016** — Moved to New York soon after the Brexit vote, following the sale of his previous company and a period spent returning to hands-on product design.
- **2018** — Co-founded Public with Leif Abraham; Malling took primary responsibility for product and engineering.
- **2019** — Public launched its investing app with real-time fractional investing and community features.
- **2021** — Public reported reaching one million members 18 months after launch and raised a $220 million Series D at a $1.2 billion valuation.
- **2023** — Public expanded its fixed-income offering with fractional Treasury and corporate bonds and introduced AI-powered research.
- **2024** — Public announced $135 million in Series D-2 capital, consisting of $105 million in equity and $30 million in debt.
- **2025** — Public launched Generated Assets, an AI-assisted product for turning an investing idea into a customizable index.
- **2026** — Public introduced AI Agents that can research markets, monitor user-defined conditions, manage cash, and execute approved investing workflows.

## Achievements

- Co-founded and serves as co-CEO of Public, a New York multi-asset brokerage launched in 2019.
- Helped introduce real-time fractional equities investing at Public and expand the platform into fixed income, AI research, generated indexes, and portfolio agents.
- Co-founded Tradable, whose open trading platform won Most Innovative Financial Product at the 2012 Forex Magnates Summit.
- Named to Berlingske's Talent 100 and FX-MM's 40 Under 40 in 2013.
- Selected as a World Economic Forum Global Shaper and a St. Gallen Symposium Leader of Tomorrow.
- Received a McKinsey Top Graduate Award while at Copenhagen Business School in 2008.

## Latest updates

- **2026-09** — Public made its marketplace of AI investing agents available broadly across web and mobile, allowing users to deploy, customize, and share agents.
- **2026-05** — Malling said Public had shipped 40 major features in the first 20 weeks of 2026, including new agent, crypto, API, charting, and account capabilities.
- **2026-04** — Malling appeared on CNBC to explain Public's AI agents for monitoring markets, managing cash, and executing user-defined trades.
- **2026-03** — Public began rolling out its agentic brokerage product, placing research and deterministic execution workflows inside authenticated customer accounts.

## Links

- Website: https://public.com
- LinkedIn: https://www.linkedin.com/in/jmalling
- Twitter/X: https://x.com/malling

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Profile page: https://yespress.io/jannick-malling
Published by YesPress — https://yespress.io
Last updated: 2026-09-28