That's Interesting
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Revealed Beliefs about Responsible Investing: Evidence from Mutual Fund Managers
30th August, 2023What do asset managers — a group of presumably sophisticated investors — believe regarding the financial performance of Environmental, Social, and Governance (ESG) investment strategies? This article addresses this question by exploring the relationship between US mutual fund managers’ incentives to deliver high returns and their portfolio ESG performance.
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Speed and Expertise in Stock Picking: Older, Slower, and Wiser?
31st July, 2023There are significant differences among sell-side analysts in how frequently they revise recommendations. This article shows that much of this variation is an analyst-individual trait, with analysts who change recommendations more slowly make recommendations that are more influential and generate better portfolio returns.
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Bloated Disclosures: Can ChatGPT Help Investors Process Financial Information?
27th July, 2023Generative AI tools such as ChatGPT can fundamentally change the way investors process information. A probe into the economic usefulness of these tools in summarizing complex corporate disclosures using the stock market as a laboratory, shows that unconstrained summaries are dramatically shorter, often by more than 70% compared to the originals, whereas their information content is amplified.
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Learning by Consuming
08th December, 2022Mutual fund managers increase investment allocations to companies manufacturing automobiles they have purchased. This effect is stronger (weaker) when these customer-managers have positive (negative) consumption experiences, as measured by repeat purchases (positive), brand switches, and swift resale after purchase (negative).
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Sensation Seeking and Hedge Funds
08th December, 2022This article shows that, motivated by sensation seeking, hedge fund managers who own powerful sports cars take on more investment risk but do not deliver higher returns, resulting in lower Sharpe ratios, information ratios, and alphas. Moreover, sensation-seeking managers trade more frequently, actively, and unconventionally, and prefer lottery-like stocks.
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Fortunate Timing: Scheduled Insider Trades, Earnings News, and Spin
08th December, 2022In a sample of scheduled (10b5-1 transactions) routine sales by insiders that occur between 2015 and 2020, we find evidence of an increased incidence of favorable earnings-related news occurring in the weeks leading up to large sale transactions (greater than $1 million).
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A Wikipedia Narration of the GameStop Short Squeeze
07th July, 2022This paper examines the usefulness of Wikipedia pageviews as indicator of the performance of stock prices. An examination is conducted on the GameStop (GME) case, which drew the investors’ and scholars’ attention in 2021 due to the short squeeze, and its skyrocketing price increase since 2021.
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What Moves Markets?
07th July, 2022What share of asset price movements is driven by news? This article finds that news account for about 50% of all bond and stock price movements in the United States and euro area since 2002, suggesting that a much larger share of return variation can be traced back to observable news than previously thought.
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