March 30, 2015

As previously announced by Samson Oil & Gas Limited (NYSE MKT: SSN) on March 19th, a change in the number of its ordinary shares represented by American Depositary Shares, from 20 ordinary shares per ADS to 200 ordinary shares per ADS, will be effective prior to the commencement of trading on the NYSE MKT on Monday, March 30th, 2015. The

Whiting Petroleum Corporation (WLL) today announced that it completed its previously announced private unregistered offerings of $1.25 billion aggregate principal amount of 1.25% convertible senior notes due 2020 (the “convertible notes”) and $750 million aggregate principal amount of 6.25% senior notes due 2023 (the “senior notes”). The amount of convertible notes includes the sale of $250 million aggregate principal amount