Short Selling Dynamics in Financial Markets
Summary
Short selling is a well-established mechanism whereby investors borrow securities to sell on the expectation that prices will fall, repurchasing them later at a lower cost. This practice contributes to price discovery and market liquidity by allowing negative information to be incorporated rapidly into asset valuations. However, short selling also introduces feedback loops in price behaviour, accelerating downward moves during periods of stress and raising concerns over market stability. Regulatory responses to these dynamics range from outright bans to disclosure requirements, reflecting a balance between ensuring market integrity and preserving essential governance functions. At the firm level, short-selling pressure can induce managerial monitoring, curbing overinvestment and prompting corporate responses such as enhanced transparency or defensive measures. The global significance of short selling is underscored by its role in both developed and emerging markets, where it shapes trading patterns, risk management practices and the enforcement of market discipline.
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Short Selling Dynamics in Financial Markets publication trend
The graph below shows the total number of articles in short selling dynamics in financial markets across all publications each year (not limited to Nature Index journals).
Technical terms
Short selling: The practice of borrowing securities and selling them immediately in anticipation of repurchasing at a lower price to profit from a decline.
Short interest: The total number of shares or contracts that are sold short and not yet covered or closed out.
Short squeeze: A situation in which rising prices compel short sellers to buy back shares to cover positions, further intensifying upward price pressure.
References
- Responding to Activist Short Sellers: Allegations, Firm Responses, and Outcomes. Journal of Accounting Research (2021).
- Short selling and firm investment efficiency. Financial Markets and Portfolio Management (2024).
- Negative Externalities of Regulation: Identity‐relevant Information in Mandatory Short‐selling Disclosures. Abacus (2024).
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