This paper shows that during episodes of market turmoil 13F institutional investors with short trading horizons sell their stockholdings to a larger extent than 13F institutional investors with longer trading horizons. This creates price pressure for stocks mostly held by short horizon investors, which, as a consequence, experience larger price drops, and subsequent reversals, than stocks mostly held by long horizon investors. These findings, obtained after controlling for the withdrawals

more »

... enced by the investors, are not driven by other institutional investors' and firms' characteristics. Overall, the evidence indicates that investors with short horizons amplify the effects of market-wide negative shocks by demanding liquidity at times when other potential buyers' capital is scarce. JEL classifications: G11; G12; G14; G18; G22