Pall Corp. (NYSE: PLL) is due to issue its quarterly earnings report in the upcoming extended-hours session. Given its history, traders can expect light trading in the issue immediately following its quarterly earnings announcement. Historical earnings event related premarket and after-hours trading activity in PLL indicates that the price change in the extended hours is likely to be of limited value in forecasting additional price movement by the following regular session close.

Last 12 Qtrs Positive Only Price Reactions  Percent of time added to extended-hours gains: 66.7%  Average next regular session additional gain: 2.6%

Over the prior three fiscal years (12 quarters), when shares of PLL rose in the extended-hours session in reaction to its earnings announcement, history shows that 66.7% of the time (2 events) the stock posted additional gains in the following regular session by an average of 2.6%.

Last 12 Qtrs Negative Only Price Reactions  Percent of time added to extended-hours losses: 0%  Average next regular session additional loss: 0%

There have not been any meaningful extended-hours earnings related price reactions over the previous 3 years (12 quarters) in this direction.

Medivation, Inc. (NASDAQ: MDVN) is due to issue its quarterly earnings report in the upcoming extended-hours session. Given its history, traders can expect light trading in the issue immediately following its quarterly earnings announcement. Historical earnings event related premarket and after-hours trading activity in MDVN indicates that the price change in the extended hours is likely to be of significant value in forecasting additional price movement by the following regular session close.

Last 12 Qtrs Positive Only Price Reactions  Percent of time added to extended-hours gains: 100%  Average next regular session additional gain: 1.4%

Over the prior three fiscal years (12 quarters), when shares of MDVN rose in the extended-hours session in reaction to its earnings announcement, history shows that 100.0% of the time (1 event) the stock posted additional gains in the following regular session by an average of 1.4%.

Last 12 Qtrs Negative Only Price Reactions  Percent of time added to extended-hours losses: 100%  Average next regular session additional loss: 1.7%   Over that same historical period, when shares of MDVN dropped in the extended-hours in reaction to its earnings announcement, history shows that 100.0% of the time (1 event) the stock dropped further, adding to the extended-hours losses by an average of 1.7% by the following regular session close.