BRIEF-Platinum Group Metals announces private placement of $20 mln convertible senior notes
* Platinum Group Metals announces private placement of US$20 million 6 7/8% convertible senior subordinated notes due 2022
May 3 Eco-stim Energy Solutions Inc
* Ecostim Energy Solutions awarded new long-term contract -- value should exceed $50 million Source text for Eikon: Further company coverage:
TOKYO, June 28 Asian shares slumped on Wednesday after Wall Street was knocked hard in the wake of a delay to a U.S. healthcare reform vote, while the euro rallied after European Central Bank President Mario Draghi hinted that the ECB could trim its stimulus this year.