Christian Stolborg

Quantitative Research & AI at Capital Four

Copenhagen, Capital Region of Denmark, Denmark

About

I'm a quantitative researcher in Capital Four's Portfolio Research team in Copenhagen. My work spans two areas: building AI-driven pipelines that extract structured information from unstructured credit documents (credit memorandums, bankruptcy filings, bond prospectuses), and quantitative modelling for CLO and high-yield credit portfolios. Background in academic finance. PhD from Copenhagen Business School (2025) under Lasse Heje Pedersen, with a year as Visiting Scholar at Harvard Business School working with Robin Greenwood. Research in empirical asset pricing, including corporate bond factors, equity bubble beliefs, and the price elasticity of crypto markets. Best Paper Award at the Utah Winter Finance Conference, 2024.

Experience

  • Vice President at Capital Four
    Jan 2026 - Present · 6 mos

    Quantitative Portfolio Research team. I build quantitative tools to support the investment process with an emphasis on using AI to analyze unstructured data.

  • PhD in Finance at Department of Finance, Copenhagen Business School
    Sep 2021 - Dec 2025 · 4 yrs 4 mos

    Empirical asset pricing under supervision of Lasse Heje Pedersen. Research on corporate bond factors, equity bubble beliefs (with Robin Greenwood, HBS), and the price elasticity of crypto markets. Best Paper Award, Utah Winter Finance Conference, 2024. Member of the Center for Big Data in Finance.

  • Visiting Scholar at Harvard Business School
    Jan 2024 - Dec 2024 · 1 yr

    Finance unit. Research with Professor Robin Greenwood on bubble beliefs.

  • Student Assistant Group Strategy at Ramboll
    Apr 2019 - Jun 2020 · 1 yr 3 mos

    Employed by the Group Strategy team that supports the Group Executive Board in setting the overall direction of Ramboll.

  • Student Analyst at Finanstilsynet
    Nov 2017 - Jun 2018 · 8 mos

    Danish Financial Supervisory Authority. Employed in the division of International market contact, Liquidity and Capital. The division is responsible for the preparation and implementation of LCR and NSFR, and serves as the in-house center of expertise within liquidity regulation and asset encumbrance.