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- 2023
- Working Paper
Passive Ownership and Price Informativeness
By: Marco Sammon
I show that passive ownership negatively affects the degree to which stock prices anticipate earnings announcements. Estimates across several research designs imply that the rise in passive ownership over the last 30 years has caused the amount of information...
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Keywords:
Passive Ownership;
ETFs;
Market Efficiency;
Ownership;
Price;
Theory;
Measurement and Metrics
Sammon, Marco. "Passive Ownership and Price Informativeness." Working Paper, March 2023.
- July 2020
- Case
Driving Transformation at the Majid Al Futtaim Group
By: Suraj Srinivasan and Esel Çekin
The case opens with Alain Bejjani, CEO of Majid Al Futtaim (MAF) Holding, anticipating on the Group’s next phase in the multi-year transformation journey and reflecting on the initiatives he implemented to create the Group’s growth-oriented culture. Founded in 1995,...
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Keywords:
Transformation;
Organizational Change and Adaptation;
Organizational Culture;
Growth and Development Strategy;
Retail Industry;
United Arab Emirates;
Middle East;
Dubai
Srinivasan, Suraj, and Esel Çekin. "Driving Transformation at the Majid Al Futtaim Group." Harvard Business School Case 121-002, July 2020.
- Forthcoming
- Article
Passive Ownership and Price Informativeness
By: Marco Sammon
I show that passive ownership negatively affects the degree to which stock prices anticipate earnings announcements. Estimates across several research designs imply that the rise in passive ownership over the last 30 years has caused the amount of information...
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Sammon, Marco. "Passive Ownership and Price Informativeness." Management Science (forthcoming).
- 2024
- Working Paper
Who Clears the Market When Passive Investors Trade?
By: Marco Sammon and John J. Shim
Each time a stock is bought or sold by a passive index fund, who takes the other side? We use quarterly holdings, transactions and shares outstanding data from 2002 to 2021 to form 10 mutually exclusive groups, including index funds, active mutual funds, large...
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Sammon, Marco, and John J. Shim. "Who Clears the Market When Passive Investors Trade?" Working Paper, August 2024.