Several studies report that even after accounting earnings are announced, estimated cumulative unexpected returns continue to drift up for firms that report unexpectedly good earnings and down for firms that report unexpectedly bad earnings. This paper shows that because Finnish companies tend...

This paper investigates the impact of earnings news on the trading behaviour of different types of traders in Finland. The results indicate that small and large traders behave differently around the earnings announcements, small traders increasing their sell orders after negative earnings surprises.

We provide empirical evidence on the economic benefits of negotiating trades in the upstairs trading room of brokerage firms relative to the downstairs market. Using Helsinki Stock Exchange data, we find that upstairs trades tend to have lower information content and lower price impacts than...