User profiles for P. J. Westerholm
P. Joakim WesterholmAcademic University of Sydney Business School Verified email at sydney.edu.au Cited by 734 |
Informed trading through the accounts of children
This study shows that the guardians behind underaged accounts are successful at picking
stocks. Moreover, they tend to channel their best trades through the accounts of children, …
stocks. Moreover, they tend to channel their best trades through the accounts of children, …
Industry clustering in Nordic initial public offering markets
PJ Westerholm - International review of finance, 2006 - Wiley Online Library
We present institutional features of the Nordic initial public offering (IPO) markets and relate
initial return, long‐run performance and size of companies listed during 1991–2002 to …
initial return, long‐run performance and size of companies listed during 1991–2002 to …
Inside the director network: When directors trade or hold inside, interlock, and unconnected stocks
Abstract Analysis of shareholdings reveals that corporate directors generate positive alpha
when they hold board interlocked stocks, where they are not an insider but a current co-board …
when they hold board interlocked stocks, where they are not an insider but a current co-board …
An empirical analysis of algorithmic trading around earnings announcements
This study examines the impact of corporate earnings announcements on trading activity
and speed of price adjustment, analyzing algorithmic and non-algorithmic trades during the …
and speed of price adjustment, analyzing algorithmic and non-algorithmic trades during the …
Contrarians or momentum chasers? Individual investors' behavior when trading exchange‐traded funds
…, D Feldman, G Garvey, PJ Westerholm - Journal of Futures …, 2019 - Wiley Online Library
Conducting the first study of momentum impact on households’ exchange‐traded fund (ETF)
trading behavior, we find that Finnish households are less contrarian when trading …
trading behavior, we find that Finnish households are less contrarian when trading …
CEO traders and corporate acquisitions
H Leung, J Tse, PJ Westerholm - Journal of Corporate Finance, 2019 - Elsevier
This paper investigates whether the personal trading decisions of CEOs are related to their
corporate acquisition decisions. We find that the personal trading performance of CEOs …
corporate acquisition decisions. We find that the personal trading performance of CEOs …
Algorithmic trading, liquidity, and price discovery: An intraday analysis of the SPI 200 futures
T Viljoen, PJ Westerholm, H Zheng - Financial Review, 2014 - Wiley Online Library
We study the intraday price impact of algorithmic trading (AT) on futures markets. We find that
AT exhibits a strong reverse U‐shape intraday pattern, and greater AT activity is related to …
AT exhibits a strong reverse U‐shape intraday pattern, and greater AT activity is related to …
Institutional trading and asset pricing
…, TD Huynh, A Tourani-Rad, PJ Westerholm - Journal of Banking & …, 2018 - Elsevier
This paper examines whether the trading activity of different investor types, institutional
versus retail, can affect the relation between beta and average returns. We find that the beta-…
versus retail, can affect the relation between beta and average returns. We find that the beta-…
Fool's mate: What does CHESS tell us about individual investor trading performance?
We investigate the short‐term relation between individual investor trading and stock returns
on the Australian Securities Exchange. Stocks heavily bought by individual investors …
on the Australian Securities Exchange. Stocks heavily bought by individual investors …
[PDF][PDF] The impact of transaction costs on turnover, asset prices and volatility: the cases of Sweden's and Finland's security transaction tax reductions
PJ Westerholm - Liiketaloudellinen aikakauskirja, 2003 - lta.lib.aalto.fi
Drastic changes in transaction tax on securities trading in both Sweden and Finland give us
a unique opportunity to study the effects of a purely exogenous change in transaction costs. …
a unique opportunity to study the effects of a purely exogenous change in transaction costs. …