What is the relationship between 'PR Newswire' and 'press release' in the context of the input sentence.
Options: product/material produced, member of, operator, owned by

Marketwired and PR Newswire did not immediately return emails seeking comment.The group made more than $600,000 by trading the stock of Peoria, Illinois-based Caterpillar Inc. in 2011 using a news release that said the company's third-quarter profits had climbed 27%, according to the indictment.Similarly, the group made more than $1.4 million trading stock in San Jose, Calif.-based Align Technology in 2013 ahead of a press release that said annual revenue was up more than 20%, the indictment said.
product/material produced