Utilize the input text as a context reference, choose the right relationship between RadioShack and trade from the options. Options: product/material produced, manufacturer, distributed by, industry, position held, original broadcaster, owned by, founded by, distribution format, headquarters location, stock exchange, currency, parent organization, chief executive officer, director/manager, owner of, operator, member of, employer, chairperson, platform, subsidiary, legal form, publisher, developer, brand, business division, location of formation, creator.
Text: The SEC said Jaspen and Supranonok used contracts-for-differences, which are derivatives allowing for leveraged stock price bets, to trade from 2010 to 2015 in Panera Bread Co, RadioShack Corp (Other OTC: RSHCQ - news ) and other companies based on press releases stolen from the three newswires.
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