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    • All HBS Web  (1,251)
      • Faculty Publications  (361)

      Portfolio InvestmentRemove Portfolio Investment →

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      • May 2025
      • Case

      The Micro-Family Office: Aamir Rehman

      By: Lauren Cohen and Sophia Pan
      With a successful career and strong academic credentials, Aamir Rehman sought to design a life grounded in autonomy. For him, this meant serving on boards, continuing his professorship, and ensuring a secure and comfortable life for his family. While he didn’t possess... View Details
      Keywords: Family Office; Organization Design; Family And Friends; Family; Balance; Stability; Trends And Opportunities; Wealth Management; Family Business; Investment; Financial Strategy; Personal Finance; Investment Portfolio; Private Equity; Organizational Design; Family and Family Relationships; Happiness; Satisfaction; Balance and Stability; Human Capital; Compensation and Benefits; Economy; Trends; Business Model; New Jersey; United States
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      Cohen, Lauren, and Sophia Pan. "The Micro-Family Office: Aamir Rehman." Harvard Business School Case 225-089, May 2025.
      • 2025
      • Working Paper

      Performance Capital Flows in DC Pensions

      By: Bryan Gutierrez Cortez, Victoria Ivashina and Juliana Salomao
      Are defined contribution (DC) pension funds' capital flows sensitive to performance? We examine pressures from individual account holders who can switch their pension managers. Using novel data on retirement accounts for nearly 10 million individuals, we analyze... View Details
      Keywords: Investment Funds; Retirement; Risk and Uncertainty; Financial Management; Investment Portfolio; Financial Services Industry
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      Gutierrez Cortez, Bryan, Victoria Ivashina, and Juliana Salomao. "Performance Capital Flows in DC Pensions." NBER Working Paper Series, No. 33693, April 2025.
      • March 2025
      • Case

      Silicon Valley Bank: Gone in 36 Hours

      By: Jung Koo Kang, Krishna G. Palepu, Charles C.Y. Wang and David Lane
      This case examines factors contributing to the collapse of Silicon Valley Bank (SVB) in March 2023, an event as unpredicted as it was quick. SVB funded nearly half of all U.S. venture-backed startups and at the end of 2022 held $173 billion in deposits, largely... View Details
      Keywords: Accounting Standards; Bank Runs; Financial Accounting; Financial Reporting; Social Media; Banks and Banking; Financing and Loans; Investment Portfolio; Interest Rates; Debt Securities; Risk and Uncertainty; Financial Statements; Risk Management; Failure; Fair Value Accounting; Credit; Corporate Governance; Financial Services Industry; Banking Industry; United States
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      Kang, Jung Koo, Krishna G. Palepu, Charles C.Y. Wang, and David Lane. "Silicon Valley Bank: Gone in 36 Hours." Harvard Business School Case 125-094, March 2025.
      • 2025
      • Working Paper

      Impact Investing and Worker Outcomes

      By: Josh Lerner, Markus Lithell and Gordon M. Phillips
      Impact investors claim to distinguish themselves from traditional venture capital and growth equity investors by also pursuing ESG objectives. Whether they successfully do so in practice is unclear. We use confidential Census Bureau microdata to assess worker... View Details
      Keywords: ESG; Corporate Social Responsibility and Impact; Private Equity; Venture Capital; Wages
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      Lerner, Josh, Markus Lithell, and Gordon M. Phillips. "Impact Investing and Worker Outcomes." Harvard Business School Working Paper, No. 25-040, February 2025.
      • January 2025
      • Case

      Arsenal Capital Partners' Refinancing of Pinnacle

      By: Victoria Ivashina and Srimayi Mylavarapu
      Arsenal Capital Partners’ portfolio company, Pinnacle, a leading producer of high-performance adhesive technologies, has experienced rapid growth under Arsenal’s ownership. Over just two years, Pinnacle's EBITDA increased from $13.5 million to $60 million. By mid-2021,... View Details
      Keywords: Business Exit or Shutdown; Decision Choices and Conditions; Private Equity; Financing and Loans; Growth Management
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      Ivashina, Victoria, and Srimayi Mylavarapu. "Arsenal Capital Partners' Refinancing of Pinnacle." Harvard Business School Case 225-075, January 2025.
      • January 2025
      • Case

      Index and Active Investing: Vanguard and the New Frontier of Active ETFs

      By: Marco Sammon, Luis M. Viceira and Jonathan Kanagasabai
      This case explores Vanguard’s strategic decision-making process as it considers entering the growing market for actively managed exchange-traded funds (ETFs). Set in 2024, the case places students in the position of Rodney Comegys, Vanguard’s global head of the Equity... View Details
      Keywords: Asset Management; Financial Strategy; Investment Funds; Investment Portfolio; Financial Services Industry
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      Sammon, Marco, Luis M. Viceira, and Jonathan Kanagasabai. "Index and Active Investing: Vanguard and the New Frontier of Active ETFs." Harvard Business School Case 225-056, January 2025.
      • January 2025
      • Case

      North Forty: Managing Liquidity through Change

      By: Luis M. Viceira and Brad Towne
      This case explores the interaction between spending and investment decisions at a family office, specifically the family office of Jeff and Tricia Raikes, with special emphasis on the management of spending, portfolio investments, and asset liquidity in the presence of... View Details
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      Viceira, Luis M., and Brad Towne. "North Forty: Managing Liquidity through Change." Harvard Business School Case 225-061, January 2025.
      • December 2024
      • Case

      AC Milan

      By: Anita Elberse
      In April 2024, Giorgio Furlani is nearing the end of his first full season as chief executive officer of Italian soccer club AC Milan. A Harvard Business School Class of 2007 graduate with a finance background, Furlani was appointed by RedBird Capital Partners’ founder... View Details
      Keywords: Sports; Soccer; Football; Entertainment; Media; Talent Management; Superstars; Marketing; Strategy; General Management; Mergers and Acquisitions; Leadership; Business Strategy; Competitive Strategy; Business or Company Management; Sports Industry; Milan
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      Elberse, Anita. "AC Milan." Harvard Business School Case 525-025, December 2024.
      • December 2024
      • Case

      Enerjisa Üretim: The Digital Era of Electricity Generation

      By: Prithwiraj Choudhury and Sadika El Hariri
      Launched in 2017, Enerjisa Üretim was one of Türkiye’s largest private sector electricity companies. In its early days, the company faced some financial and operational troubles. When İhsan Erbil Bayçöl, the current CEO of Enerjisa Üretim, joined the business in 2018,... View Details
      Keywords: Private Sector; Performance Improvement; Renewable Energy; Growth and Development Strategy; Business Units; Partners and Partnerships; Leadership; Energy Industry; Utilities Industry; Turkey
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      Choudhury, Prithwiraj, and Sadika El Hariri. "Enerjisa Üretim: The Digital Era of Electricity Generation." Harvard Business School Case 625-022, December 2024.
      • November 2024 (Revised January 2025)
      • Case

      Balancing Impact: Modeling the Future at British International Investment

      By: Shawn Cole and Jonah Zahnd
      In 2022, British International Investment (BII), the £8.1 billion development finance arm of the British government, implemented a new impact measurement system called the Impact Score to align its financial and impact objectives systematically. The tool was designed... View Details
      Keywords: Investment Portfolio; Measurement and Metrics; Corporate Social Responsibility and Impact; Alignment; United Kingdom
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      Cole, Shawn, and Jonah Zahnd. "Balancing Impact: Modeling the Future at British International Investment." Harvard Business School Case 225-047, November 2024. (Revised January 2025.)
      • 2024
      • Article

      Political Polarization and Finance

      By: Elisabeth Kempf and Margarita Tsoutsoura
      We review an empirical literature that studies how political polarization affects financial decisions. We first discuss the degree of partisan segregation in finance and corporate America, the mechanisms through which partisanship may influence financial decisions, and... View Details
      Keywords: Government and Politics; Investment Portfolio; Decisions; Governance
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      Kempf, Elisabeth, and Margarita Tsoutsoura. "Political Polarization and Finance." Annual Review of Financial Economics 16 (2024): 413–434.
      • 2024
      • Working Paper

      How Do Global Portfolio Investors Hedge Currency Risk?

      By: Robin Greenwood and Alex Cheema-Fox
      We use monthly portfolio data from one of the world’s largest custodian banks, with over $40 trillion assets under custody, to study how global portfolio investors hedge foreign exchange risk in their equity and fixed income portfolios over the past 25 years. The data... View Details
      Keywords: Investment Portfolio; Investment Funds; Currency; Risk and Uncertainty
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      Greenwood, Robin, and Alex Cheema-Fox. "How Do Global Portfolio Investors Hedge Currency Risk?" Working Paper, October 2024.
      • October 2024
      • Case

      Ranger Energy Services: Bridging Public & Private Markets

      By: Joseph Pacelli, Ravi Ramniklal Gondalia and James Weber
      In August of 2017, CSL Capital, a private equity fund founded and operated by Charlie Leykum (HBS ’04), was deciding to take one of its portfolio companies, Ranger Energy Services, public. Founded in 2014, Ranger Energy was an oilfield service company providing... View Details
      Keywords: Entrepreneurship; Initial Public Offering; Financial Strategy; Valuation; Private Equity; Business Strategy; Investment Portfolio; Investment Return; Financial Services Industry; Energy Industry; United States
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      Pacelli, Joseph, Ravi Ramniklal Gondalia, and James Weber. "Ranger Energy Services: Bridging Public & Private Markets." Harvard Business School Case 125-023, October 2024.
      • 2024
      • Working Paper

      Ponzi Funds

      By: Philippe van der Beck, Jean-Philippe Bouchaud and Dario Villamaina
      Many active funds hold concentrated portfolios. Flow-driven trading causes price pressure, which pushes up the funds’ existing positions resulting in realized returns. We decompose fund returns into a price pressure (self-inflated) and a fundamental component and... View Details
      Keywords: Investment Funds; Investment Portfolio; Investment Return; Price Bubble; Financial Reporting; Financial Liquidity
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      van der Beck, Philippe, Jean-Philippe Bouchaud, and Dario Villamaina. "Ponzi Funds." Working Paper, May 2024.
      • September 2024
      • Case

      TechEnergy Ventures: Innovating Through Corporate Venture Capital

      By: Rebecca Karp and Lena Duchene
      This case examines TechEnergy Ventures, the corporate venture capital (CVC) arm of the Techint Group, and its role in scaling innovation within the energy sector. Founded in 2021, TechEnergy Ventures operates with a mandate to invest in disruptive technologies to... View Details
      Keywords: Transition; Alternative Energy; Renewable Energy; Metals and Minerals; Mining; Corporate Entrepreneurship; Climate Change; Environmental Sustainability; Corporate Finance; Venture Capital; Financial Strategy; Investment Portfolio; Growth and Development Strategy; Adaptation; Diversification; Innovation Strategy; Energy Industry; Financial Services Industry; Italy; Europe; Latin America; Argentina
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      Karp, Rebecca, and Lena Duchene. "TechEnergy Ventures: Innovating Through Corporate Venture Capital." Harvard Business School Case 725-393, September 2024.
      • September 2024 (Revised November 2024)
      • Case

      Carrie Wang: Choosing Between the Family Firm and the Family Spirit

      By: Lauren Cohen, Fei Wu and Sophia Pan
      Carrie Wang, Investment Head of the Wang’s single-family office, contemplated her next career steps. As one of the first businessmen who had risen from China’s industrial rise, her father had grown his wealth to a considerable level, eventually requesting that his... View Details
      Keywords: Family Office; Interests Of Consumers; Family Business; Business Growth and Maturation; Financial Management; Financial Strategy; Financial Markets; Investment Portfolio; Investment Return; Private Equity; Customer Relationship Management; Interests; Reputation; Work-Life Balance; Real Estate Industry; China
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      Cohen, Lauren, Fei Wu, and Sophia Pan. "Carrie Wang: Choosing Between the Family Firm and the Family Spirit." Harvard Business School Case 225-031, September 2024. (Revised November 2024.)
      • 2024
      • Working Paper

      Who Clears the Market When Passive Investors Trade?

      By: Marco Sammon and John J. Shim
      We find that firms are the primary sellers of shares when index funds are net buyers, providing shares at a nearly one-for-one rate. Rather than provide liquidity, most demand-side institutions trade in the same direction as index funds, especially over long horizons.... View Details
      Keywords: Investment Funds; Institutional Investing; Price; Investment Portfolio; Financial Institutions; Financial Instruments
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      Sammon, Marco, and John J. Shim. "Who Clears the Market When Passive Investors Trade?" Working Paper, August 2024.
      • 2024
      • Working Paper

      Private Equity and Digital Transformation

      By: Brian K. Baik, Wilbur Chen and Suraj Srinivasan
      We study the role which private equity (PE) plays in digital transformation. We find that PE investment is associated with greater investments into portfolio firm’s digital technologies, as measured by IT expenditures and the hiring demand for AI skills. This... View Details
      Keywords: Digital Transformation; Private Equity; Selection and Staffing; Investment Portfolio; Value Creation
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      Baik, Brian K., Wilbur Chen, and Suraj Srinivasan. "Private Equity and Digital Transformation." Harvard Business School Working Paper, No. 24-070, May 2024.
      • May 2024
      • Case

      Shell's Balancing Act: Resource Allocation and the Green Transition

      By: David Collis and Haisley Wert
      In mid-2023, amid pressure from climate change activists, shareholder activists, and confronting enormous uncertainty about the future demand for and price of fossil fuels, new Shell CEO Wael Sawan (Harvard MBA 2003) announced a change in strategy for the U.K. oil... View Details
      Keywords: Portfolio Analysis; Climate; Oil; Oil And Gas; Oil Companies; Renewables; Petroleum; Investor Demand; Investors; Corporate Strategy; Resource Allocation; Climate Change; Corporate Social Responsibility and Impact; Organizational Change and Adaptation; Organizational Culture; Business and Stakeholder Relations; Business and Shareholder Relations; Energy Industry; United Kingdom
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      Collis, David, and Haisley Wert. "Shell's Balancing Act: Resource Allocation and the Green Transition." Harvard Business School Case 724-455, May 2024.
      • 2024
      • Working Paper

      Does the Case for Private Equity Still Hold?

      By: Nori Gerardo Lietz and Philipp Chvanov
      Private Equity (“PE”) received a 10-fold increase in capital flows since the Great Financial Crisis (“GFC”) Investors sought higher nominal returns relative to those they could obtain in the public capital markets. This paper questions the fundamental assumptions... View Details
      Keywords: Private Equity; Investment Return; Investment Portfolio; Financial Markets
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      Lietz, Nori Gerardo, and Philipp Chvanov. "Does the Case for Private Equity Still Hold?" Harvard Business School Working Paper, No. 24-066, January 2024.
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